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전자부품 반도체 검색엔진( 무료 PDF 다운로드 ) - 데이터시트뱅크

SN74LS112A 데이터 시트보기 (PDF) - Motorola => Freescale

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SN74LS112A
Motorola
Motorola => Freescale Motorola
SN74LS112A Datasheet PDF : 4 Pages
1 2 3 4
SN54 / 74LS112A
GUARANTEED OPERATING RANGES
Symbol
Parameter
VCC
Supply Voltage
TA
Operating Ambient Temperature Range
Min
Typ
Max
Unit
54
4.5
5.0
5.5
V
74
4.75
5.0
5.25
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
VIL
VIK
VOH
54
0.7
Input LOW Voltage
74
0.8
Input Clamp Diode Voltage
– 0.65 – 1.5
Output HIGH Voltage
54
2.5
3.5
74
2.7
3.5
VOL
Output LOW Voltage
54, 74
74
0.25 0.4
0.35 0.5
J, K
20
Set, Clear
60
Clock
80
IIH
Input HIGH Current
J, K
0.1
Set, Clear
0.3
Clock
0.4
IIL
Input LOW Current J, K
Clear, Set, Clk
– 0.4
– 0.8
IOS
Short Circuit Current (Note 1)
– 20
– 100
ICC
Power Supply Current
6.0
Note 1: Not more than one output should be shorted at a time, nor for more than 1 second.
AC CHARACTERISTICS (TA = 25°C, VCC = 5.0 V)
Limits
Symbol
Parameter
Min Typ Max
fMAX
tPLH
tPHL
Maximum Clock Frequency
Propagation Delay, Clock
Clear, Set to Output
30
45
15
20
15
20
V
V
V
V
V
V
µA
mA
mA
mA
mA
Unit
MHz
ns
ns
Guaranteed Input LOW Voltage for
All Inputs
VCC = MIN, IIN = – 18 mA
VCC = MIN, IOH = MAX, VIN = VIH
or VIL per Truth Table
IOL = 4.0 mA
IOL = 8.0 mA
VCC = VCC MIN,
VIN = VIL or VIH
per Truth Table
VCC = MAX, VIN = 2.7 V
VCC = MAX, VIN = 7.0 V
VCC = MAX, VIN = 0.4 V
VCC = MAX
VCC = MAX
Test Conditions
VCC = 5.0 V
CL = 15 pF
AC SETUP REQUIREMENTS (TA = 25°C, VCC = 5.0 V)
Limits
Symbol
Parameter
Min Typ Max Unit
tW
Clock Pulse Width High
20
ns
tW
Clear, Set Pulse Width
25
ns
ts
Setup Time
20
ns
th
Hold Time
0
ns
Test Conditions
VCC = 5.0 V
FAST AND LS TTL DATA
5-186
 

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