MC74F537 查看數據表（PDF） - Motorola => Freescale
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MC74F537 Datasheet PDF : 3 Pages
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MC54 / 74F537
GUARANTEED OPERATING RANGES
Symbol
Parameter
VCC
Supply Voltage
TA
Operating Ambient Temperature Range
IOH
Output Current — High
IOL
Output Current — Low
Min
Typ
Max
Unit
54, 74
4.5
5.0
5.5
V
54
– 55
25
125
°C
74
0
25
70
54, 74
– 3.0
mA
54, 74
24
mA
DC CHARACTERISTICS OVER OPERATING TEMPERATURE RANGE (unless otherwise specified)
Limits
Symbol
Parameter
Min
Typ
Max
Unit
Test Conditions
VIH
Input HIGH Voltage
2.0
VIL
Input LOW Voltage
VIK
Input Clamp Diode Voltage
VOH
Output HIGH Voltage
54, 74
2.4
74
2.7
VOL
IOZH
IOZL
Output LOW Voltage
Output OFF Current — HIGH
Output OFF Current — LOW
IIH
Input HIGH Current
0.8
– 1.2
0.5
50
– 50
20
0.1
V
Guaranteed Input HIGH Voltage
V
Guaranteed Input LOW Voltage
V
IIN = – 18 mA
VCC = MIN
V
IOH = – 3.0 mA VCC = 4.5 V
V
IOH = – 3.0 mA VCC = 4.75 V
V
IOL = 24 mA
VCC = MIN
µA
VOUT = 2.7 V
VCC = MAX
µA
VOUT = 0.5 V
VCC = MAX
µA
VCC = MAX, VIN = 2.7 V
mA
VCC = MAX, VIN = 7.0 V
IIL
Input LOW Current
– 0.6
mA
VCC = MAX, VIN = 0.5 V
IOS
Output Short Circuit Current (Note 2)
– 60
–150
mA
VCC = MAX, VOUT = 0 V
ICCZ
Power Supply Current
44
66
mA
VCC = MAX: A0 – A3, E1 = GND
OE, E2, P = HIGH
AC CHARACTERISTICS
Symbol
tPLH
tPHL
tPLH
tPHL
tPLH
tPHL
tPLH
tPHL
tPZH
tPZL
tPHZ
tPLZ
Parameter
Propagation Delay
An to On
Propagation Delay
E1 to On
Propagation Delay
E2 to On
Propagation Delay
P to On
Output Enable Time
OE to On
Output Disable Time
OE to On
54 / 74F
54F
74F
TA = + 25°C
VCC = + 5.0 V
CL = 50 pF
TA = –55 to +125°C
VCC = 5.0 V ± 10%
CL = 50 pF
TA = 0 to 70°C
VCC = 5.0 V ± 10%
CL = 50 pF
Min
Typ
Max
Min
Max
Min
Max
Unit
4.0
14
3.5
19
3.5
16
2.5
11
2.0
15
2.0
12
ns
4.0
11
4.0
14
4.0
12
3.0
11
3.0
14
3.0
12
6.0
11.5
5.0
15
5.0
13
4.0
11.5
4.0
14.5
4.0
12.5
ns
5.0
16
5.0
21
4.5
17
3.5
11.5
3.5
13
3.5
12
2.5
7.0
2.5
11
2.5
8.0
4.0
8.0
4.0
10
4.0
9.0
ns
1.5
6.0
1.0
8
1.0
7.0
1.5
6.5
1.0
8
1.0
7.0
FAST AND LS TTL DATA
4-204
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