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SN74LS373 データシートの表示(PDF) - ON Semiconductor

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SN74LS373 Datasheet PDF : 8 Pages
1 2 3 4 5 6 7 8
SN74LS373
SN74LS374
11
CP
SN74LS373, SN74LS374
LOGIC DIAGRAMS
3
4
7
8
13
14
17
18
D0
D1
D2
D3
D4
D5
D6
D7
LATCH
ENABLE
11 LE
D
Q
G
D
Q
G
D
Q
G
D
Q
G
D
Q
G
D
Q
G
D
Q
G
D
Q
G
VCC = PIN 20
GND = PIN 10
= PIN NUMBERS
OE
1
O0
O1
O2
O3
O4
O5
O6
O7
2
5
6
9
12
15
16
19
3
D0
4
D1
7
D2
8
D3
13
D4
14
D5
CP D
QQ
CP D
QQ
CP D
QQ
CP D
QQ
CP D
QQ
CP D
QQ
17
D6
CP D
QQ
18
D7
CP D
QQ
OE
1
O0
O1
O2
O3
O4
O5
O6
O7
2
5
6
9
12
15
16
19
DC CHARACTERISTICS OVER OPERATING TEMPERATURE RANGE (unless otherwise specified)
Limits
Symbol
Parameter
Min Typ Max Unit
Test Conditions
VIH
Input HIGH Voltage
2.0
V
Guaranteed Input HIGH Voltage for
All Inputs
VIL
Input LOW Voltage
0.8
V
Guaranteed Input LOW Voltage for
All Inputs
VIK
Input Clamp Diode Voltage
–0.65 –1.5
V
VOH
Output HIGH Voltage
2.4
3.1
V
VOL
Output LOW Voltage
0.25 0.4
V
0.35 0.5
V
IOZH
IOZL
IIH
Output Off Current HIGH
Output Off Current LOW
Input HIGH Current
20
µA
–20
µA
20
µA
0.1
mA
IIL
Input LOW Current
–0.4 mA
IOS
Short Circuit Current (Note 1)
–30
–130 mA
ICC
Power Supply Current
40
mA
1. Not more than one output should be shorted at a time, nor for more than 1 second.
VCC = MIN, IIN = –18 mA
VCC = MIN, IOH = MAX, VIN = VIH
or VIL per Truth Table
IOL = 12 mA
IOL = 24 mA
VCC = VCC MIN,
VIN = VIL or VIH
per Truth Table
VCC = MAX, VOUT = 2.7 V
VCC = MAX, VOUT = 0.4 V
VCC = MAX, VIN = 2.7 V
VCC = MAX, VIN = 7.0 V
VCC = MAX, VIN = 0.4 V
VCC = MAX
VCC = MAX
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