SN74ABT821ADWRE4 [TI]

ABT SERIES, 10-BIT DRIVER, TRUE OUTPUT, PDSO24, PLASTIC, SO-24;
SN74ABT821ADWRE4
型号: SN74ABT821ADWRE4
厂家: TEXAS INSTRUMENTS    TEXAS INSTRUMENTS
描述:

ABT SERIES, 10-BIT DRIVER, TRUE OUTPUT, PDSO24, PLASTIC, SO-24

驱动 信息通信管理 光电二极管 输出元件 逻辑集成电路 触发器
文件: 总19页 (文件大小:733K)
中文:  中文翻译
下载:  下载PDF数据表文档文件
SN54ABT821, SN74ABT821A  
10-BIT BUS-INTERFACE FLIP-FLOPS  
WITH 3-STATE OUTPUTS  
SCBS193E – FEBRUARY 1991 – REVISED MAY 1997  
SN54ABT821 . . . JT OR W PACKAGE  
SN74ABT821A . . . DB, DW, OR NT PACKAGE  
(TOP VIEW)  
State-of-the-Art EPIC-ΙΙB BiCMOS Design  
Significantly Reduces Power Dissipation  
ESD Protection Exceeds 2000 V Per  
MIL-STD-883, Method 3015  
OE  
1D  
2D  
3D  
4D  
5D  
6D  
7D  
8D  
1
2
3
4
5
6
7
8
9
24  
V
CC  
Latch-Up Performance Exceeds 500 mA Per  
JEDEC Standard JESD-17  
23 1Q  
22 2Q  
21 3Q  
20 4Q  
19 5Q  
18 6Q  
17 7Q  
16 8Q  
15 9Q  
14 10Q  
13 CLK  
Typical V  
(Output Ground Bounce) < 1 V  
OLP  
at V  
= 5 V, T = 25°C  
CC  
A
High-Impedance State During Power Up  
and Power Down  
High-Drive Outputs (–32-mA I , 64-mA I  
OH  
)
OL  
Package Options Include Plastic  
Small-Outline (DW) and Shrink  
Small-Outline (DB) Packages, Ceramic Chip  
Carriers (FK), Ceramic Flat (W) Package,  
and Plastic (NT) and Ceramic (JT) DIPs  
9D 10  
10D 11  
GND 12  
SN54ABT821 . . . FK PACKAGE  
(TOP VIEW)  
description  
These 10-bit flip-flops feature 3-state outputs  
designed specifically for driving highly capacitive  
or relatively low-impedance loads. They are  
particularly suitable for implementing wider buffer  
registers, I/O ports, bidirectional bus drivers with  
parity, and working registers.  
4
3
2
1
28 27 26  
25  
3D  
4D  
5D  
NC  
6D  
7D  
8D  
3Q  
4Q  
5Q  
NC  
6Q  
7Q  
8Q  
5
24  
23  
22  
21  
20  
19  
6
7
8
The ten flip-flops are edge-triggered D-type  
flip-flops. On the positive transition of the clock  
(CLK) input, the devices provide true data at the  
Q outputs.  
9
10  
11  
12 13 14 15 16 17 18  
A buffered output-enable (OE) input can be used  
to place the ten outputs in either a normal logic  
state (high or low logic levels) or a high-impe-  
dance state. In the high-impedance state, the  
outputs neither load nor drive the bus lines  
significantly. The high-impedance state and  
increased drive provide the capability to drive bus  
lines without need for interface or pullup  
components.  
NC – No internal connection  
OE does not affect the internal operations of the latch. Previously stored data can be retained or new data can  
be entered while the outputs are in the high-impedance state.  
When V  
is between 0 and 2.1 V, the device is in the high-impedance state during power up or power down.  
CC  
However, to ensure the high-impedance state above 2.1 V, OE should be tied to V  
the minimum value of the resistor is determined by the current-sinking capability of the driver.  
through a pullup resistor;  
CC  
The SN54ABT821 is characterized for operation over the full military temperature range of –55°C to 125°C. The  
SN74ABT821A is characterized for operation from –40°C to 85°C.  
Please be aware that an important notice concerning availability, standard warranty, and use in critical applications of  
Texas Instruments semiconductor products and disclaimers thereto appears at the end of this data sheet.  
EPIC-ΙΙB is a trademark of Texas Instruments Incorporated.  
Copyright 1997, Texas Instruments Incorporated  
PRODUCTION DATA information is current as of publication date.  
Products conform to specifications per the terms of Texas Instruments  
standard warranty. Production processing does not necessarily include  
testing of all parameters.  
1
POST OFFICE BOX 655303 DALLAS, TEXAS 75265  
SN54ABT821, SN74ABT821A  
10-BIT BUS-INTERFACE FLIP-FLOPS  
WITH 3-STATE OUTPUTS  
SCBS193E – FEBRUARY 1991 – REVISED MAY 1997  
FUNCTION TABLE  
(each flip-flop)  
INPUTS  
OUTPUT  
Q
OE  
L
CLK  
D
H
L
H
L
L
L
H or L  
X
X
X
Q
0
H
Z
logic symbol  
1
EN  
C2  
OE  
13  
CLK  
2
23  
22  
21  
20  
19  
18  
17  
16  
15  
1D  
2D  
1Q  
2Q  
3Q  
4Q  
5Q  
6Q  
7Q  
8Q  
9Q  
3
2D  
4
3D  
5
4D  
6
5D  
7
6D  
8
7D  
9
8D  
10  
9D  
11  
14  
10D  
10Q  
This symbol is in accordance with ANSI/IEEE Std 91-1984 and IEC Publication 617-12.  
Pin numbers shown are for the DB, DW, JT, NT, and W packages.  
logic diagram (positive logic)  
1
OE  
13  
CLK  
C1  
23  
1Q  
2
1D  
1D  
To Nine Other Channels  
Pin numbers shown are for the DB, DW, JT, NT, and W packages.  
2
POST OFFICE BOX 655303 DALLAS, TEXAS 75265  
SN54ABT821, SN74ABT821A  
10-BIT BUS-INTERFACE FLIP-FLOPS  
WITH 3-STATE OUTPUTS  
SCBS193E – FEBRUARY 1991 – REVISED MAY 1997  
absolute maximum ratings over operating free-air temperature range (unless otherwise noted)  
Supply voltage range, V  
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . –0.5 V to 7 V  
CC  
Input voltage range, V (see Note 1) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . –0.5 V to 7 V  
I
Voltage range applied to any output in the high or power-off state, V  
. . . . . . . . . . . . . . . . . . . –0.5 V to 5.5 V  
O
Current into any output in the low state, I : SN54ABT821 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 96 mA  
O
SN74ABT821A . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 128 mA  
Input clamp current, I (V < 0) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . –18 mA  
IK  
OK  
I
Output clamp current, I  
(V < 0) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . –50 mA  
O
Package thermal impedance, θ (see Note 2): DB package . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 104°C/W  
JA  
DW package . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 81°C/W  
NT package . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 67°C/W  
Storage temperature range, T  
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . –65°C to 150°C  
stg  
Stresses beyond those listed under “absolute maximum ratings” may cause permanent damage to the device. These are stress ratings only, and  
functional operation of the device at these or any other conditions beyond those indicated under “recommended operating conditions” is not  
implied. Exposure to absolute-maximum-rated conditions for extended periods may affect device reliability.  
NOTES: 1. The input and output negative-voltage ratings may be exceeded if the input and output clamp-current ratings are observed.  
2. The package thermal impedance is calculated in accordance with EIA/JEDEC Std JESD51, except for through-hole packages,  
which use a trace length of zero.  
recommended operating conditions (see Note 3)  
SN54ABT821 SN74ABT821A  
UNIT  
MIN  
4.5  
2
MAX  
MIN  
4.5  
2
MAX  
V
V
V
V
Supply voltage  
5.5  
5.5  
V
V
CC  
High-level input voltage  
Low-level input voltage  
Input voltage  
IH  
0.8  
0.8  
V
IL  
0
V
CC  
0
V
CC  
V
I
I
I
High-level output current  
Low-level output current  
Input transition rise or fall rate  
Power-up ramp rate  
–24  
48  
–32  
64  
mA  
mA  
ns/V  
µs/V  
°C  
OH  
OL  
t/v  
t/V  
10  
10  
200  
–55  
200  
–40  
CC  
T
Operating free-air temperature  
125  
85  
A
NOTE 3: Unused inputs must be held high or low to prevent them from floating.  
3
POST OFFICE BOX 655303 DALLAS, TEXAS 75265  
SN54ABT821, SN74ABT821A  
10-BIT BUS-INTERFACE FLIP-FLOPS  
WITH 3-STATE OUTPUTS  
SCBS193E – FEBRUARY 1991 – REVISED MAY 1997  
electrical characteristics over recommended operating free-air temperature range (unless  
otherwise noted)  
T
= 25°C  
SN54ABT821 SN74ABT821A  
A
PARAMETER  
TEST CONDITIONS  
UNIT  
MIN TYP  
MAX  
MIN  
MAX  
MIN  
MAX  
V
V
V
V
= 4.5 V,  
= 4.5 V,  
= 5 V,  
I = –18 mA  
–1.2  
–1.2  
–1.2  
V
IK  
CC  
CC  
CC  
I
I
I
I
I
I
I
= –3 mA  
= –3 mA  
= –24 mA  
= –32 mA  
= 48 mA  
= 64 mA  
2.5  
3
2.5  
3
2.5  
3
OH  
OH  
OH  
OH  
OL  
OL  
V
OH  
V
2
2
V
= 4.5 V  
= 4.5 V  
CC  
CC  
2*  
2
0.55  
0.55  
V
V
V
V
OL  
0.55*  
0.55  
100  
mV  
µA  
µA  
µA  
µA  
µA  
µA  
µA  
mA  
µA  
mA  
µA  
hys  
I
I
I
I
I
I
I
I
V
CC  
V
CC  
V
CC  
= 0 to 5.5 V,  
V = V or GND  
I CC  
±1  
±50*  
±50*  
10  
±1  
±1  
±50  
±50  
10  
I
= 0 to 2.1 V, V = 0.5 to 2.7 V, OE = X  
OZPU  
OZPD  
OZH  
OZL  
off  
O
= 2.1 V to 0, V = 0.5 to 2.7 V, OE = X  
O
V
CC  
= 2.1 V to 5.5 V, V = 2.7 V, OE 2 V  
10  
O
V
CC  
= 2.1 V to 5.5 V, V = 0.5 V, OE 2 V  
–10  
±100  
50  
–10  
–10  
±100  
50  
O
V
= 0,  
V or V 4.5 V  
I O  
CC  
CC  
CC  
V
V
= 5.5 V, V = 5.5 V  
O
Outputs high  
= 2.5 V  
50  
–180  
250  
38  
CEX  
§
= 5.5 V,  
V
O
–50  
–100  
1
–180  
250  
38  
–50  
–50  
–180  
250  
38  
O
Outputs high  
Outputs low  
V
= 5.5 V, I = 0,  
O
or GND  
CC  
CC  
I
24  
CC  
V = V  
I
Outputs disabled  
0.5  
250  
250  
250  
V
= 5.5 V, One input at 3.4 V,  
CC  
Other inputs at V  
1.5  
1.5  
1.5  
mA  
I  
CC  
or GND  
CC  
V = 2.5 V or 0.5 V  
C
C
3.5  
7.5  
pF  
pF  
i
I
V
O
= 2.5 V or 0.5 V  
o
* On products compliant to MIL-PRF-38535, this parameter does not apply.  
§
All typical values are at V  
= 5 V.  
CC  
This parameter is characterized, but not production tested.  
Not more than one output should be tested at a time, and the duration of the test should not exceed one second.  
This is the increase in supply current for each input that is at the specified TTL voltage level rather than V or GND.  
CC  
timing requirements over recommended ranges of supply voltage and operating free-air  
temperature (unless otherwise noted) (see Figure 1)  
V
T
= 5 V,  
= 25°C  
CC  
A
SN54ABT821 SN74ABT821A  
UNIT  
MIN  
0
MAX  
MIN  
0
MAX  
MIN  
0
MAX  
f
t
Clock frequency  
125  
125  
125  
MHz  
ns  
clock  
High  
Low  
2.9  
3.8  
2.1  
1.3  
2.9  
3.8  
2.1  
1.3  
2.9  
3.8  
2.1  
1.3  
Pulse duration, CLK high or low  
w
t
t
Setup time, data before CLK↑  
Hold time, data after CLK↑  
ns  
ns  
su  
h
4
POST OFFICE BOX 655303 DALLAS, TEXAS 75265  
SN54ABT821, SN74ABT821A  
10-BIT BUS-INTERFACE FLIP-FLOPS  
WITH 3-STATE OUTPUTS  
SCBS193E – FEBRUARY 1991 – REVISED MAY 1997  
switching characteristics over recommended ranges of supply voltage and operating free-air  
temperature, C = 50 pF (unless otherwise noted) (see Figure 1)  
L
SN54ABT821  
= 5 V,  
FROM  
(INPUT)  
TO  
(OUTPUT)  
V
CC  
A
PARAMETER  
UNIT  
T
= 25°C  
MIN  
MAX  
MIN  
TYP  
MAX  
f
t
t
t
t
t
t
125  
125  
MHz  
ns  
max  
PLH  
PHL  
PZH  
PZL  
PHZ  
PLZ  
1.6  
2.1  
4.1  
4.6  
3
5.6  
6.2  
4.5  
5.6  
6.2  
6.1  
1.6  
2.1  
6.9  
6.9  
6
CLK  
OE  
Q
Q
Q
1
1
ns  
ns  
2.2  
2.7  
4.1  
4.7  
4.6  
2.2  
2.7  
6.5  
7
OE  
1.7  
1.7  
7
This data sheet limit may vary among suppliers.  
switching characteristics over recommended ranges of supply voltage and operating free-air  
temperature, C = 50 pF (unless otherwise noted) (see Figure 1)  
L
SN74ABT821A  
= 5 V,  
FROM  
(INPUT)  
TO  
(OUTPUT)  
V
CC  
A
PARAMETER  
UNIT  
T
= 25°C  
MIN  
MAX  
MIN  
TYP  
MAX  
f
t
t
t
t
t
t
125  
125  
MHz  
ns  
max  
PLH  
PHL  
PZH  
PZL  
PHZ  
PLZ  
1.6  
2.3  
4.1  
4.6  
3
5.6  
6.2  
4.5  
5.6  
6.2  
6.1  
1.6  
2.3  
6.2  
6.7  
5.8  
6.3  
6.7  
6.5  
CLK  
Q
Q
Q
1
1
ns  
ns  
OE  
OE  
2.2  
2.7  
4.1  
4.7  
4.6  
2.2  
2.7  
1.7  
1.7  
This data sheet limit may vary among suppliers.  
5
POST OFFICE BOX 655303 DALLAS, TEXAS 75265  
SN54ABT821, SN74ABT821A  
10-BIT BUS-INTERFACE FLIP-FLOPS  
WITH 3-STATE OUTPUTS  
SCBS193E – FEBRUARY 1991 – REVISED MAY 1997  
PARAMETER MEASUREMENT INFORMATION  
7 V  
Open  
TEST  
/t  
S1  
S1  
500 Ω  
From Output  
Under Test  
t
Open  
7 V  
PLH PHL  
GND  
t
/t  
PLZ PZL  
C
= 50 pF  
t
/t  
Open  
L
PHZ PZH  
500 Ω  
(see Note A)  
3 V  
0 V  
LOAD CIRCUIT  
Timing Input  
Data Input  
1.5 V  
t
w
t
t
h
su  
3 V  
0 V  
3 V  
0 V  
Input  
1.5 V  
1.5 V  
1.5 V  
1.5 V  
VOLTAGE WAVEFORMS  
PULSE DURATION  
VOLTAGE WAVEFORMS  
SETUP AND HOLD TIMES  
3 V  
0 V  
3 V  
0 V  
Output  
Control  
1.5 V  
1.5 V  
1.5 V  
1.5 V  
Input  
t
PZL  
t
t
t
PHL  
PLH  
PHL  
t
Output  
Waveform 1  
S1 at 7 V  
PLZ  
3.5 V  
V
V
OH  
1.5 V  
1.5 V  
1.5 V  
1.5 V  
Output  
V
V
+ 0.3 V  
OL  
V
OL  
OL  
(see Note B)  
t
PHZ  
t
PLH  
t
PZH  
Output  
Waveform 2  
S1 at Open  
(see Note B)  
V
OH  
V
V
OH  
– 0.3 V  
OH  
1.5 V  
1.5 V  
Output  
0 V  
OL  
VOLTAGE WAVEFORMS  
PROPAGATION DELAY TIMES  
INVERTING AND NONINVERTING OUTPUTS  
VOLTAGE WAVEFORMS  
ENABLE AND DISABLE TIMES  
LOW- AND HIGH-LEVEL ENABLING  
NOTES: A. includes probe and jig capacitance.  
C
L
B. Waveform 1 is for an output with internal conditions such that the output is low except when disabled by the output control.  
Waveform 2 is for an output with internal conditions such that the output is high except when disabled by the output control.  
C. All input pulses are supplied by generators having the following characteristics: PRR 10 MHz, Z = 50 , t 2.5 ns, t 2.5 ns.  
O
r
f
D. The outputs are measured one at a time with one transition per measurement.  
Figure 1. Load Circuit and Voltage Waveforms  
6
POST OFFICE BOX 655303 DALLAS, TEXAS 75265  
PACKAGE OPTION ADDENDUM  
www.ti.com  
25-Sep-2013  
PACKAGING INFORMATION  
Orderable Device  
Status Package Type Package Pins Package  
Eco Plan Lead/Ball Finish  
MSL Peak Temp  
Op Temp (°C)  
Device Marking  
Samples  
Drawing  
Qty  
(1)  
(2)  
(3)  
(4/5)  
5962-9469101Q3A  
ACTIVE  
LCCC  
FK  
28  
1
TBD  
POST-PLATE  
N / A for Pkg Type  
-55 to 125  
5962-  
9469101Q3A  
SNJ54  
ABT821FK  
5962-9469101QKA  
5962-9469101QLA  
ACTIVE  
ACTIVE  
CFP  
W
24  
24  
1
1
TBD  
TBD  
TBD  
A42  
A42  
N / A for Pkg Type  
N / A for Pkg Type  
-55 to 125  
-55 to 125  
5962-9469101QK  
A
SNJ54ABT821W  
CDIP  
JT  
5962-9469101QL  
A
SNJ54ABT821JT  
SN74ABT821ADBLE  
SN74ABT821ADBR  
OBSOLETE  
ACTIVE  
SSOP  
SSOP  
DB  
DB  
24  
24  
Call TI  
Call TI  
-40 to 85  
-40 to 85  
2000  
2000  
2000  
25  
Green (RoHS  
& no Sb/Br)  
CU NIPDAU  
Level-1-260C-UNLIM  
AB821A  
SN74ABT821ADBRE4  
SN74ABT821ADBRG4  
SN74ABT821ADW  
ACTIVE  
ACTIVE  
ACTIVE  
ACTIVE  
ACTIVE  
ACTIVE  
ACTIVE  
ACTIVE  
ACTIVE  
ACTIVE  
ACTIVE  
SSOP  
SSOP  
SOIC  
SOIC  
SOIC  
SOIC  
SOIC  
SOIC  
PDIP  
PDIP  
LCCC  
DB  
DB  
24  
24  
24  
24  
24  
24  
24  
24  
24  
24  
28  
Green (RoHS  
& no Sb/Br)  
CU NIPDAU  
CU NIPDAU  
CU NIPDAU  
CU NIPDAU  
CU NIPDAU  
CU NIPDAU  
CU NIPDAU  
CU NIPDAU  
CU NIPDAU  
CU NIPDAU  
POST-PLATE  
Level-1-260C-UNLIM  
Level-1-260C-UNLIM  
Level-1-260C-UNLIM  
Level-1-260C-UNLIM  
Level-1-260C-UNLIM  
Level-1-260C-UNLIM  
Level-1-260C-UNLIM  
Level-1-260C-UNLIM  
N / A for Pkg Type  
-40 to 85  
-40 to 85  
-40 to 85  
-40 to 85  
-40 to 85  
-40 to 85  
-40 to 85  
-40 to 85  
-40 to 85  
-40 to 85  
-55 to 125  
AB821A  
Green (RoHS  
& no Sb/Br)  
AB821A  
DW  
DW  
DW  
DW  
DW  
DW  
NT  
Green (RoHS  
& no Sb/Br)  
ABT821A  
SN74ABT821ADWE4  
SN74ABT821ADWG4  
SN74ABT821ADWR  
SN74ABT821ADWRE4  
SN74ABT821ADWRG4  
SN74ABT821ANT  
25  
Green (RoHS  
& no Sb/Br)  
ABT821A  
25  
Green (RoHS  
& no Sb/Br)  
ABT821A  
2000  
2000  
2000  
15  
Green (RoHS  
& no Sb/Br)  
ABT821A  
Green (RoHS  
& no Sb/Br)  
ABT821A  
Green (RoHS  
& no Sb/Br)  
ABT821A  
Pb-Free  
(RoHS)  
SN74ABT821ANT  
SN74ABT821ANT  
SN74ABT821ANTE4  
SNJ54ABT821FK  
NT  
15  
Pb-Free  
(RoHS)  
N / A for Pkg Type  
FK  
1
TBD  
N / A for Pkg Type  
5962-  
9469101Q3A  
Addendum-Page 1  
PACKAGE OPTION ADDENDUM  
www.ti.com  
25-Sep-2013  
Orderable Device  
Status Package Type Package Pins Package  
Eco Plan Lead/Ball Finish  
MSL Peak Temp  
Op Temp (°C)  
Device Marking  
Samples  
Drawing  
Qty  
(1)  
(2)  
(3)  
(4/5)  
SNJ54  
ABT821FK  
SNJ54ABT821JT  
SNJ54ABT821W  
ACTIVE  
ACTIVE  
CDIP  
CFP  
JT  
W
24  
24  
1
TBD  
TBD  
A42  
A42  
N / A for Pkg Type  
N / A for Pkg Type  
-55 to 125  
-55 to 125  
5962-9469101QL  
A
SNJ54ABT821JT  
1
5962-9469101QK  
A
SNJ54ABT821W  
(1) The marketing status values are defined as follows:  
ACTIVE: Product device recommended for new designs.  
LIFEBUY: TI has announced that the device will be discontinued, and a lifetime-buy period is in effect.  
NRND: Not recommended for new designs. Device is in production to support existing customers, but TI does not recommend using this part in a new design.  
PREVIEW: Device has been announced but is not in production. Samples may or may not be available.  
OBSOLETE: TI has discontinued the production of the device.  
(2) Eco Plan - The planned eco-friendly classification: Pb-Free (RoHS), Pb-Free (RoHS Exempt), or Green (RoHS & no Sb/Br) - please check http://www.ti.com/productcontent for the latest availability  
information and additional product content details.  
TBD: The Pb-Free/Green conversion plan has not been defined.  
Pb-Free (RoHS): TI's terms "Lead-Free" or "Pb-Free" mean semiconductor products that are compatible with the current RoHS requirements for all 6 substances, including the requirement that  
lead not exceed 0.1% by weight in homogeneous materials. Where designed to be soldered at high temperatures, TI Pb-Free products are suitable for use in specified lead-free processes.  
Pb-Free (RoHS Exempt): This component has a RoHS exemption for either 1) lead-based flip-chip solder bumps used between the die and package, or 2) lead-based die adhesive used between  
the die and leadframe. The component is otherwise considered Pb-Free (RoHS compatible) as defined above.  
Green (RoHS & no Sb/Br): TI defines "Green" to mean Pb-Free (RoHS compatible), and free of Bromine (Br) and Antimony (Sb) based flame retardants (Br or Sb do not exceed 0.1% by weight  
in homogeneous material)  
(3) MSL, Peak Temp. -- The Moisture Sensitivity Level rating according to the JEDEC industry standard classifications, and peak solder temperature.  
(4) There may be additional marking, which relates to the logo, the lot trace code information, or the environmental category on the device.  
(5) Multiple Device Markings will be inside parentheses. Only one Device Marking contained in parentheses and separated by a "~" will appear on a device. If a line is indented then it is a continuation  
of the previous line and the two combined represent the entire Device Marking for that device.  
Important Information and Disclaimer:The information provided on this page represents TI's knowledge and belief as of the date that it is provided. TI bases its knowledge and belief on information  
provided by third parties, and makes no representation or warranty as to the accuracy of such information. Efforts are underway to better integrate information from third parties. TI has taken and  
continues to take reasonable steps to provide representative and accurate information but may not have conducted destructive testing or chemical analysis on incoming materials and chemicals.  
TI and TI suppliers consider certain information to be proprietary, and thus CAS numbers and other limited information may not be available for release.  
In no event shall TI's liability arising out of such information exceed the total purchase price of the TI part(s) at issue in this document sold by TI to Customer on an annual basis.  
Addendum-Page 2  
PACKAGE OPTION ADDENDUM  
www.ti.com  
25-Sep-2013  
OTHER QUALIFIED VERSIONS OF SN54ABT821 :  
Catalog: SN74ABT821  
NOTE: Qualified Version Definitions:  
Catalog - TI's standard catalog product  
Addendum-Page 3  
PACKAGE MATERIALS INFORMATION  
www.ti.com  
14-Jul-2012  
TAPE AND REEL INFORMATION  
*All dimensions are nominal  
Device  
Package Package Pins  
Type Drawing  
SPQ  
Reel  
Reel  
A0  
B0  
K0  
P1  
W
Pin1  
Diameter Width (mm) (mm) (mm) (mm) (mm) Quadrant  
(mm) W1 (mm)  
SN74ABT821ADBR  
SN74ABT821ADWR  
SSOP  
SOIC  
DB  
24  
24  
2000  
2000  
330.0  
330.0  
16.4  
24.4  
8.2  
8.8  
2.5  
2.7  
12.0  
12.0  
16.0  
24.0  
Q1  
Q1  
DW  
10.75 15.7  
Pack Materials-Page 1  
PACKAGE MATERIALS INFORMATION  
www.ti.com  
14-Jul-2012  
*All dimensions are nominal  
Device  
Package Type Package Drawing Pins  
SPQ  
Length (mm) Width (mm) Height (mm)  
SN74ABT821ADBR  
SN74ABT821ADWR  
SSOP  
SOIC  
DB  
24  
24  
2000  
2000  
367.0  
367.0  
367.0  
367.0  
38.0  
45.0  
DW  
Pack Materials-Page 2  
MECHANICAL DATA  
MCER004A – JANUARY 1995 – REVISED JANUARY 1997  
JT (R-GDIP-T**)  
CERAMIC DUAL-IN-LINE  
24 LEADS SHOWN  
PINS **  
A
24  
28  
DIM  
13  
24  
1.280  
(32,51) (37,08)  
1.460  
A MAX  
1.240  
(31,50) (36,58)  
1.440  
B
A MIN  
B MAX  
B MIN  
0.300  
(7,62)  
0.291  
(7,39)  
1
12  
0.070 (1,78)  
0.030 (0,76)  
0.245  
(6,22)  
0.285  
(7,24)  
0.320 (8,13)  
0.290 (7,37)  
0.015 (0,38) MIN  
0.100 (2,54) MAX  
0.200 (5,08) MAX  
Seating Plane  
0.130 (3,30) MIN  
0.023 (0,58)  
0.015 (0,38)  
0°–15°  
0.014 (0,36)  
0.008 (0,20)  
0.100 (2,54)  
4040110/C 08/96  
NOTES: A. All linear dimensions are in inches (millimeters).  
B. This drawing is subject to change without notice.  
C. This package can be hermetically sealed with a ceramic lid using glass frit.  
D. Index point is provided on cap for terminal identification.  
E. Falls within MIL STD 1835 GDIP3-T24, GDIP4-T28, and JEDEC MO-058 AA, MO-058 AB  
POST OFFICE BOX 655303 DALLAS, TEXAS 75265  
MECHANICAL DATA  
MCFP007 – OCTOBER 1994  
W (R-GDFP-F24)  
CERAMIC DUAL FLATPACK  
0.375 (9,53)  
0.340 (8,64)  
Base and Seating Plane  
0.006 (0,15)  
0.004 (0,10)  
0.045 (1,14)  
0.026 (0,66)  
0.090 (2,29)  
0.045 (1,14)  
0.395 (10,03)  
0.360 (9,14)  
0.360 (9,14)  
0.240 (6,10)  
0.360 (9,14)  
0.240 (6,10)  
0.019 (0,48)  
0.015 (0,38)  
1
24  
0.050 (1,27)  
0.640 (16,26)  
0.490 (12,45)  
0.030 (0,76)  
0.015 (0,38)  
12  
13  
30° TYP  
1.115 (28,32)  
0.840 (21,34)  
4040180-5/B 03/95  
NOTES: A. All linear dimensions are in inches (millimeters).  
B. This drawing is subject to change without notice.  
C. This package can be hermetically sealed with a ceramic lid using glass frit.  
D. Falls within MIL-STD-1835 GDFP2-F24 and JEDEC MO-070AD  
E. Index point is provided on cap for terminal identification only.  
POST OFFICE BOX 655303 DALLAS, TEXAS 75265  
MECHANICAL DATA  
MSSO002E – JANUARY 1995 – REVISED DECEMBER 2001  
DB (R-PDSO-G**)  
PLASTIC SMALL-OUTLINE  
28 PINS SHOWN  
0,38  
0,22  
0,65  
28  
M
0,15  
15  
0,25  
0,09  
5,60  
5,00  
8,20  
7,40  
Gage Plane  
1
14  
0,25  
A
0°ā8°  
0,95  
0,55  
Seating Plane  
0,10  
2,00 MAX  
0,05 MIN  
PINS **  
14  
16  
20  
24  
28  
30  
38  
DIM  
6,50  
5,90  
6,50  
5,90  
7,50  
8,50  
7,90  
10,50  
9,90  
10,50 12,90  
A MAX  
A MIN  
6,90  
9,90  
12,30  
4040065 /E 12/01  
NOTES: A. All linear dimensions are in millimeters.  
B. This drawing is subject to change without notice.  
C. Body dimensions do not include mold flash or protrusion not to exceed 0,15.  
D. Falls within JEDEC MO-150  
POST OFFICE BOX 655303 DALLAS, TEXAS 75265  
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TI warrants performance of its components to the specifications applicable at the time of sale, in accordance with the warranty in TI’s terms  
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