M74HC241HVF1R [STMICROELECTRONICS]
OCTAL BUS BUFFER WITH 3 STATE OUTPUTS HC240HV: INVERTED - HC241HV NON INVERTED; 八路总线缓冲器,具有3态输出HC240HV :反转 - HC241HV非反相型号: | M74HC241HVF1R |
厂家: | ST |
描述: | OCTAL BUS BUFFER WITH 3 STATE OUTPUTS HC240HV: INVERTED - HC241HV NON INVERTED |
文件: | 总10页 (文件大小:212K) |
中文: | 中文翻译 | 下载: | 下载PDF数据表文档文件 |
M54HC240HV/241HV
M74HC240HV/241HV
OCTAL BUS BUFFER WITH 3 STATE OUTPUTS
HC240HV: INVERTED - HC241HV NON INVERTED
.
.
.
.
.
.
.
HIGH SPEED
PD = 12 ns (TYP.) at VCC = 5V
LOW POWER DISSIPATION
ICC = 4 µA (MAX.) at TA = 25 oC
HIGH NOISE IMMUNITY
t
V
NIH = VINL = 28 % VCC (MIN.)
OUTPUT DRIVE CAPABILITY
15 LSTTL LOADS
SYMMETRICAL OUTPUT IMPEDANCE
|IOH| = IOL = 6 mA (MIN)
BALANCED PROPAGATION DELAYS
tPLH = tPHL
SAME FUNCTION OF HC240/241 PLUS HIGH
TO LOW LEVEL LOGIC CONVERSION CAPA-
BILITY
B1R
(Plastic Package)
F1R
(Ceramic Package)
M1R
(Micro Package)
ORDER CODES :
.
LATCH UP FREE OPERATION ALSO WHEN
VIH IS HIGHER THAN VCC
M54HCXXXHVF1R
M74HCXXXHVB1R
M74HCXXXHVM1R
DESCRIPTION
The M54/74HC240HV and HC241HV are high
speed CMOS OCTAL BUS BUFFERs fabricated in
silicon gate C2MOS technology.
logic levels exceeding the supply voltage.
This makes them particularly suitable in systems
where mixed 3V/5V logic devices need to be
interfaced.
They have the same high speed performance of
LSTTL combined with true CMOS low power
consumption.
All inputs are equipped with protection circuits
against static discharge and transient excess
voltage.
Performing the same function of their non HV
counterpart, they have
configuration which allows all inputs to be driven by
a
particularl input
NOTE: BOTH DEVICES DO NOT MEET 2KV ESD
RATING
PIN CONNECTION (top view)
HC240HV
HC241HV
April 1993
1/10
M54/M74HC240HV/241HV
INPUT AND OUTPUT EQUIVALENT CIRCUIT
PIN DESCRIPTION (HC240HV)
PIN DESCRIPTION (HC241HV)
PIN No
1
SYMBOL
NAME AND FUNCTION
PIN No
1
SYMBOL
NAME AND FUNCTION
1G
Output Enable Input
1G
Output Enable Input
2, 4, 6, 8
9, 7, 5, 3
1A1 to 1A4 Data Inputs
2Y1 to 2Y4 Data Outputs
2, 4, 6, 8
9, 7, 5, 3
1A1 to 1A4 Data Inputs
2Y1 to 2Y4 Data Outputs
11, 13, 15, 2A1 to 2A4 Data Inputs
17
11, 13, 15, 2A1 to 2A4 Data Inputs
17
18, 16, 14, 1Y1 to 1Y4 Data Outputs
12
18, 16, 14, 1Y1 to 1Y4 Data Outputs
12
19
10
20
2G
GND
VCC
Output Enabel Input
Ground (0V)
19
10
20
2G
GND
VCC
Output Enabel Input
Ground (0V)
Positive Supply Voltage
Positive Supply Voltage
IEC LOGIC SYMBOLS
HC240HV
HC241HV
2/10
M54/M74HC240HV/241HV
TRUTH TABLE
INPUT
OUTPUT
G
L
G (HC241)
An
L
Yn (HC240HV)
Yn (HC241HV)
H
H
L
H
L
L
H
Z
L
H
H
X: ”H” or ”L”
X
Z
Z: High impedance
ABSOLUTE MAXIMUM RATINGS
Symbol
VCC
VI
Parameter
Value
Unit
V
Supply Voltage
-0.5 to 13
-0.5 to 13
DC Input Voltage
V
VO
DC Output Voltage
DC Input Diode Current
DC Output Diode Current
-0.5 to VCC + 0.5
- 20
V
IIK
mA
mA
mA
mA
mW
oC
IOK
± 100
IO
DC Output Source Sink Current Per Output Pin
± 35
ICC or IGND DC VCC or Ground Current
± 100
PD
Tstg
TL
Power Dissipation
500 (*)
-65 to +150
300
Storage Temperature
Lead Temperature (10 sec)
oC
Absolute MaximumRatingsare those values beyond whichdamage tothe device may occur. Functional operation under these condition isnotimplied.
(*) 500 mW: 65 oC derate to 300 mW by 10mW/oC: 65 oC to 85 oC
RECOMMENDED OPERATING CONDITIONS
Symbol
VCC
VI
Parameter
Value
2 to 6
Unit
V
Supply Voltage
Input Voltage
Output Voltage
0 to 12
0 to VCC
V
VO
V
Top
Operating Temperature: M54HC Series
M74HC Series
-55 to +125
-40 to +85
oC
oC
tr, tf
Input Rise and Fall Time
VCC = 2 V
VCC = 4.5 V
VCC = 6 V
0 to 1000
0 to 500
0 to 400
ns
3/10
M54/M74HC240HV/241HV
DC SPECIFICATIONS
Test Conditions
Value
TA = 25 oC
54HC and 74HC
-40 to 85 oC -55 to 125 oC
Symbol
Parameter
Unit
VCC
(V)
74HC
54HC
Min. Typ. Max. Min. Max. Min. Max.
VIH
High Level Input
Voltage
2.0
4.5
6.0
2.0
4.5
6.0
2.0
4.5
6.0
4.5
6.0
1.5
3.15
4.2
1.5
3.15
4.2
1.5
3.15
4.2
V
V
VIL
Low Level Input
Voltage
0.5
1.35
1.8
0.5
1.35
1.8
0.5
1.35
1.8
VOH
High Level
Output Voltage
1.9
4.4
5.9
2.0
4.5
6.0
1.9
4.4
1.9
4.4
VI =
VIH
or
IO=-20 µA
V
V
5.9
5.9
VIL
IO=-6.0 mA 4.18 4.31
4.13
5.63
4.10
5.60
IO=-7.8 mA 5.68
5.8
0.0
0.0
0.0
VOL
Low Level Output 2.0
Voltage
0.1
0.1
0.1
0.1
0.1
0.1
0.1
VI =
VIH
or
IO= 20 µA
4.5
6.0
4.5
6.0
0.1
0.1
VIL
IO= 6.0 mA
IO= 7.8 mA
0.17 0.26
0.18 0.26
±0.1
0.33
0.33
±1
0.40
0.40
±1
II
Input Leakage
12.0
VI = VCC or GND
µA
µA
µA
µA
Current
IIH
Input Leakage
2.0
VI = 12 V
±0.1
±0.5
8
±1
±5
80
±1
Current
IOZ
ICC
3 State Output
12.0
VI = VIH or VIL
VO = VCC or GND
±10
160
Off State Current
Quiescent Supply 12.0 VI = VCC or GND
Current
4/10
M54/M74HC240HV/241HV
AC ELECTRICAL CHARACTERISTICS (CL = 50 pF, Input tr = tf = 6 ns)
Test Conditions
Value
TA = 25 oC
54HC and 74HC
-40 to 85 oC -55 to 125 oC
Symbol
Parameter
Unit
VCC CL
74HC
54HC
(V) (pF)
2.0
Min. Typ. Max. Min. Max. Min. Max.
tTLH
tTHL
Output Transition
Time
25
7
60
12
75
19
90
18
50
ns
ns
ns
ns
ns
ns
4.5
6.0
2.0
4.5
6.0
2.0
4.5
6.0
2.0
4.5
6.0
2.0
4.5
6.0
2.0
4.5
6.0
6
10
13
15
tPLH
tPHL
Propagation
Delay Time
40
13
11
52
17
14
52
17
14
63
21
18
40
19
15
5
110
22
140
28
165
33
50
19
24
28
135
27
170
34
205
41
150
23
29
35
tPZL
tPZH
Output Enable
Time
135
27
170
34
205
41
50 RL = 1KΩ
150 RL = 1KΩ
50 RL = 1KΩ
23
29
35
165
33
205
41
250
50
28
35
43
tPLZ
tPHZ
Output Disable
Time
135
27
170
34
205
41
23
29
35
CIN
Input Capacitance
10
10
10
pF
pF
COUT
Output
Capacitance
10
CPD (*) Power Dissipation
Capacitance
33
pF
(*) CPD isdefined as the value of the IC’s internal equivalent capacitance which is calculated from the operating current consumption without load.
(Refer to Test Circuit). Average operting current can be obtained by the followingequation. ICC(opr) = CPD • VCC • fIN + ICC/8 (per circuit)
TEST CIRCUIT ICC (Opr.)
HC240HV
5/10
M54/M74HC240HV/241HV
SWITCHING CHARACTERISTICS TEST CIRCUIT
HC240HV
HC241HV
6/10
M54/M74HC240HV/241HV
Plastic DIP20 (0.25) MECHANICAL DATA
mm
inch
TYP.
DIM.
MIN.
0.254
1.39
TYP.
MAX.
MIN.
0.010
0.055
MAX.
a1
B
b
1.65
0.065
0.45
0.25
0.018
0.010
b1
D
E
e
25.4
1.000
8.5
2.54
22.86
0.335
0.100
0.900
e3
F
7.1
0.280
0.155
I
3.93
L
3.3
0.130
Z
1.34
0.053
P001J
7/10
M54/M74HC240HV/241HV
Ceramic DIP20 MECHANICAL DATA
mm
inch
TYP.
DIM.
MIN.
TYP.
MAX.
25
MIN.
MAX.
0.984
0.307
A
B
7.8
D
E
3.3
0.130
0.900
0.5
1.78
0.020
0.070
e3
F
22.86
2.29
0.4
2.79
0.55
1.52
0.31
1.27
0.090
0.016
0.050
0.009
0.020
0.110
0.022
0.060
0.012
0.050
G
I
1.27
0.22
0.51
L
M
N1
P
4° (min.), 15° (max.)
7.9
8.13
5.71
0.311
0.320
0.225
Q
P057H
8/10
M54/M74HC240HV/241HV
SO20 MECHANICAL DATA
mm
inch
DIM.
MIN.
TYP.
MAX.
2.65
0.20
2.45
0.49
0.32
MIN.
TYP.
MAX.
0.104
0.007
0.096
0.019
0.012
A
a1
a2
b
0.10
0.004
0.35
0.23
0.013
0.009
b1
C
0.50
0.020
c1
D
45° (typ.)
12.60
10.00
13.00
10.65
0.496
0.393
0.512
0.419
E
e
1.27
0.050
0.450
e3
F
11.43
7.40
0.50
7.60
1.27
0.75
0.291
0.19
0.299
0.050
0.029
L
M
S
8° (max.)
P013L
9/10
M54/M74HC240HV/241HV
Information furnished is believed to be accurate and reliable. However, SGS-THOMSON Microelectronics assumes no responsability for the
consequences of use of such information nor for any infringement of patents or other rights of third parties which may results from its use. No
license is granted by implication or otherwise under any patent or patent rights of SGS-THOMSON Microelectronics. Specificationsmentioned
in this publication are subject to change without notice. This publication supersedes and replaces all information previously supplied.
SGS-THOMSON Microelectronicsproductsare notauthorized foruse ascritical componentsin life support devices or systems without express
written approval of SGS-THOMSON Microelectonics.
1994 SGS-THOMSON Microelectronics - All Rights Reserved
SGS-THOMSON Microelectronics GROUP OF COMPANIES
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Singapore - Spain - Sweden - Switzerland - Taiwan - Thailand - United Kingdom - U.S.A
10/10
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