M74HCT158RM13TR [STMICROELECTRONICS]
QUAD 2 CHANNEL MULTIPLEXER (INV.); QUAD 2通道多路复用器( INV )。型号: | M74HCT158RM13TR |
厂家: | ST |
描述: | QUAD 2 CHANNEL MULTIPLEXER (INV.) |
文件: | 总9页 (文件大小:212K) |
中文: | 中文翻译 | 下载: | 下载PDF数据表文档文件 |
M74HCT158
QUAD 2 CHANNEL MULTIPLEXER (INV.)
■
■
■
■
■
■
HIGH SPEED:
= 16ns (TYP.) at V = 4.5V
t
PD
CC
LOW POWER DISSIPATION:
= 4µA(MAX.) at T =25°C
I
CC
A
COMPATIBLE WITH TTL OUTPUTS :
= 2V (MIN.) V = 0.8V (MAX)
V
IH
IL
DIP
SOP
TSSOP
SYMMETRICAL OUTPUT IMPEDANCE:
|I | = I = 4mA (MIN)
OH
OL
BALANCED PROPAGATION DELAYS:
t
t
ORDER CODES
PACKAGE
PLH
PHL
PIN AND FUNCTION COMPATIBLE WITH
74 SERIES 158
TUBE
T & R
DIP
SOP
M74HCT158B1R
M74HCT158M1R M74HCT158RM13TR
M74HCT158TTR
DESCRIPTION
The M74HCT158 is an high speed CMOS QUAD
TSSOP
2
CHANNEL MULTIPLEXER fabricated with
2
silicon gate C MOS technology.
become high. The SELECT decoding determines
whether the A or B inputs get routed to their
corresponding Y outputs.
All inputs are equipped with protection circuits
against static discharge and transient excess
voltage.
This device consists of four 2-input digital
multiplexer with common select and strobe inputs.
The M74HCT158 is an inverting multiplexer.
When the STROBE(ST) input is held high,
selection of data is inhibited and all the outputs
PIN CONNECTION AND IEC LOGIC SYMBOLS
September 2001
1/9
M74HCT158
INPUT AND OUTPUT EQUIVALENT CIRCUIT
PIN DESCRIPTION
PIN No
SYMBOL
NAME AND FUNCTION
1
SELECT
Common Data Select
Input
2, 5, 11, 14
3, 6, 10, 13
1A to 4A
Data Inputs From
Source A
1B to 4B
Data Inputs From
Source B
4, 7, 9, 12
1Y to 4Y
STROBE
GND
Multiplexer Output
Strobe Inputs
15
8
Ground (0V)
16
V
Positive Supply Voltage
CC
TRUTH TABLE
INPUTS
OUTPUTS
Y
STROBE
SELECT
A
B
H
L
L
L
L
X
L
X
L
X
X
X
L
H
H
L
L
H
X
X
H
H
H
L
H
X : Don’t Care
LOGIC DIAGRAM
2/9
M74HCT158
ABSOLUTE MAXIMUM RATINGS
Symbol
Parameter
Value
Unit
V
Supply Voltage
-0.5 to +7
V
V
CC
V
DC Input Voltage
-0.5 to V + 0.5
I
CC
V
DC Output Voltage
DC Input Diode Current
DC Output Diode Current
DC Output Current
-0.5 to V + 0.5
V
O
CC
I
± 20
± 20
mA
mA
mA
mA
mW
°C
IK
I
OK
I
± 25
O
I
or I
DC V
or Ground Current
CC
± 50
CC
GND
P
Power Dissipation
500(*)
-65 to +150
300
D
T
Storage Temperature
Lead Temperature (10 sec)
stg
T
°C
L
Absolute Maximum Ratings are those values beyond which damage to the device may occur. Functional operation under these conditions is
not implied
(*) 500mW at 65 °C; derate to 300mW by 10mW/°C from 65°C to 85°C
RECOMMENDED OPERATING CONDITIONS
Symbol
Parameter
Value
Unit
V
Supply Voltage
4.5 to 5.5
V
V
CC
V
Input Voltage
0 to V
I
CC
V
Output Voltage
0 to V
V
O
CC
T
Operating Temperature
-55 to 125
0 to 500
°C
ns
op
t , t
Input Rise and Fall Time (V = 4.5 to 5.5V)
CC
r
f
3/9
M74HCT158
DC SPECIFICATIONS
Test Condition
Value
T
= 25°C
Symbol
Parameter
-40 to 85°C -55 to 125°C Unit
A
V
CC
(V)
Min. Typ. Max. Min. Max. Min. Max.
V
High Level Input
Voltage
4.5
to
IH
2.0
2.0
2.0
V
5.5
V
Low Level Input
Voltage
4.5
to
IL
0.8
0.1
0.8
0.8
V
V
5.5
V
High Level Output
Voltage
I =-20 µA
4.4
4.5
4.4
4.4
OH
O
4.5
I =-4.0 mA
4.18 4.31
0.0
4.13
4.10
O
V
Low Level Output
Voltage
I =20 µA
0.1
0.1
OL
O
4.5
5.5
V
I =4.0 mA
0.17 0.26
0.33
0.40
O
I
Input Leakage
Current
I
V = V
or GND
± 0.1
± 1
± 1
µA
I
CC
CC
I
Quiescent Supply
Current
CC
V = V
or GND
5.5
5.5
4
40
80
µA
I
∆ I
Additional Worst
Case Supply
Current
Per Input pin
V = 0.5V or
2.0
2.9
3.0
mA
CC
I
V = 2.4V
I
Other Inputs at
V
or GND
CC
I
= 0
O
* : Applicable only to DIR, G, G input
AC ELECTRICAL CHARACTERISTICS (C = 50 pF, Input t = t = 6ns)
L
r
f
Test Condition
Value
T
= 25°C
Symbol
Parameter
-40 to 85°C -55 to 125°C Unit
A
V
CC
(V)
Min. Typ. Max. Min. Max. Min. Max.
t
t
Output Transition
Time
TLH THL
4.5
4.5
4.5
4.5
8
15
25
30
27
19
31
38
34
22
38
45
41
ns
ns
ns
ns
t
t
t
t
Propagation Delay
Time (A, B - Y)
PLH PHL
16
19
17
t
Propagation Delay
Time (SELECT - Y)
PLH PHL
t
Propagation Delay
Time (STROBE -Y)
PLH PHL
4/9
M74HCT158
CAPACITIVE CHARACTERISTICS
Test Condition
Value
-40 to 85°C -55 to 125°C Unit
T
= 25°C
Symbol
Parameter
A
V
CC
(V)
Min. Typ. Max. Min. Max. Min. Max.
C
Input Capacitance
5.0
5
10
10
10
pF
pF
IN
C
Power Dissipation
Capacitance (note
1)
PD
5.0
60
1) C is defined as the value of the IC’s internal equivalent capacitance which is calculated from the operating current consumption without
PD
load. (Refer to Test Circuit). Average operating current can be obtained by the following equation. I
nel)
= C x V x f + I /4(per chan-
CC(opr)
PD CC IN CC
TEST CIRCUIT
C
R
= 50pF or equivalent (includes jig and probe capacitance)
L
T
= Z
of pulse generator (typically 50Ω)
OUT
WAVEFORM : PROPAGATION DELAY TIMES (f=1MHz; 50% duty cycle)
5/9
M74HCT158
Plastic DIP-16 (0.25) MECHANICAL DATA
mm.
TYP
inch
TYP.
DIM.
MIN.
0.51
0.77
MAX.
MIN.
0.020
0.030
MAX.
a1
B
b
1.65
0.065
0.5
0.020
0.010
b1
D
E
e
0.25
20
0.787
8.5
2.54
17.78
0.335
0.100
0.700
e3
F
7.1
5.1
0.280
0.201
I
L
3.3
0.130
Z
1.27
0.050
P001C
6/9
M74HCT158
SO-16 MECHANICAL DATA
mm.
inch
TYP.
DIM.
MIN.
TYP
MAX.
1.75
0.2
MIN.
MAX.
0.068
0.007
0.064
0.018
0.010
A
a1
a2
b
0.1
0.003
1.65
0.46
0.25
0.35
0.19
0.013
0.007
b1
C
0.5
0.019
c1
D
45° (typ.)
9.8
5.8
10
0.385
0.228
0.393
0.244
E
6.2
e
1.27
8.89
0.050
0.350
e3
F
3.8
4.6
0.5
4.0
5.3
0.149
0.181
0.019
0.157
0.208
0.050
0.024
G
L
1.27
0.62
M
S
8° (max.)
PO13H
7/9
M74HCT158
TSSOP16 MECHANICAL DATA
mm.
inch
TYP.
DIM.
MIN.
TYP
MAX.
1.2
MIN.
MAX.
0.047
0.006
0.041
0.012
0.0089
0.201
0.260
0.176
A
A1
A2
b
0.05
0.8
0.15
1.05
0.30
0.20
5.1
0.002
0.031
0.007
0.004
0.193
0.244
0.169
0.004
0.039
1
0.19
0.09
4.9
c
D
5
6.4
0.197
0.252
E
6.2
6.6
E1
e
4.3
4.4
4.48
0.173
0.65 BSC
0.0256 BSC
K
0°
8°
0°
8°
L
0.45
0.60
0.75
0.018
0.024
0.030
A2
A
K
L
b
e
A1
c
E
D
E1
PIN 1 IDENTIFICATION
1
0080338D
8/9
M74HCT158
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consequences of use of such information nor for any infringement of patents or other rights of third parties which may result from
its use. No license is granted by implication or otherwise under any patent or patent rights of STMicroelectronics. Specifications
mentioned in this publication are subject to change without notice. This publication supersedes and replaces all information
previously supplied. STMicroelectronics products are not authorized for use as critical components in life support devices or
systems without express written approval of STMicroelectronics.
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9/9
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