74LS195 View Datasheet(PDF) - Motorola => Freescale
Part Name
Description
View to exact match
74LS195 Datasheet PDF : 6 Pages
| |||
SN54 / 74LS195A
GUARANTEED OPERATING RANGES
Symbol
Parameter
Min
Typ
Max
Unit
VCC
Supply Voltage
54
4.5
5.0
5.5
V
74
4.75
5.0
5.25
TA
Operating Ambient Temperature Range
54
– 55
25
125
°C
74
0
25
70
IOH
Output Current — High
IOL
Output Current — Low
54, 74
54
74
– 0.4
mA
4.0
mA
8.0
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
54
VIL
Input LOW Voltage
74
0.7
Guaranteed Input LOW Voltage for
0.8
V All Inputs
VIK
VOH
Input Clamp Diode Voltage
– 0.65 – 1.5
V VCC = MIN, IIN = – 18 mA
Output HIGH Voltage
54
2.5
3.5
74
2.7
3.5
V VCC = MIN, IOH = MAX, VIN = VIH
V or VIL per Truth Table
VOL
Output LOW Voltage
54, 74
74
0.25 0.4
0.35 0.5
20
IIH
Input HIGH Current
0.1
IIL
Input LOW Current
– 0.4
IOS
Short Circuit Current (Note 1)
– 20
– 100
ICC
Power Supply Current
21
Note 1: Not more than one output should be shorted at a time, nor for more than 1 second.
AC CHARACTERISTICS (TA = 25°C)
Limits
Symbol
Parameter
Min Typ Max
fMAX
Maximum Clock Frequency
30
39
tPLH
tPHL
Propagation Delay,
Clock to Output
14
22
17
26
tPHL
Propagation Delay,
MR to Output
19
30
V IOL = 4.0 mA
V IOL = 8.0 mA
VCC = VCC MIN,
VIN = VIL or VIH
per Truth Table
µA VCC = MAX, VIN = 2.7 V
mA VCC = MAX, VIN = 7.0 V
mA VCC = MAX, VIN = 0.4 V
mA VCC = MAX
mA VCC = MAX
Unit
MHz
ns
ns
Test Conditions
VCC = 5.0 V
CL = 15 pF
AC SETUP REQUIREMENTS (TA = 25°C)
Symbol
tW
tW
ts
ts
trec
trel
th
Parameter
CP Clock Pulse Width
MR Pulse Width
PE Setup Time
Data Setup Time
Recovery Time
PE Release Time
Data Hold Time
Limits
Min Typ Max Unit
16
ns
12
ns
25
ns
15
ns
25
ns
10
ns
0
ns
Test Conditions
VCC = 5.0 V
FAST AND LS TTL DATA
5-368
Share Link: 