参数资料
型号: MC74VHC157DTEL
厂商: ON SEMICONDUCTOR
元件分类: 编、解码器及复用、解复用
英文描述: AHC/VHC SERIES, QUAD 2 LINE TO 1 LINE MULTIPLEXER, TRUE OUTPUT, PDSO16
封装: TSSOP-16
文件页数: 4/8页
文件大小: 189K
代理商: MC74VHC157DTEL
MC74VHC157
http://onsemi.com
4
DC ELECTRICAL CHARACTERISTICS
VCC
TA = 25°C
TA = ≤ 85°C
TA = ≤ 125°C
Symbol
Parameter
Test Conditions
VCC
(V)
Min
Typ
Max
Min
Max
Min
Max
Unit
VIH
Minimum High–Level
Input Voltage
2.0
3.0
4.5
5.5
1.5
2.1
3.15
3.85
1.5
2.1
3.15
3.85
1.5
2.1
3.15
3.85
V
VIL
Maximum Low–Level
Input Voltage
2.0
3.0
4.5
5.5
0.5
0.9
1.35
1.65
0.5
0.9
1.35
1.65
0.5
0.9
1.35
1.65
V
VOH
Minimum High–Level
Output Voltage
VIN = VIH or VIL
VIN = VIH or VIL
IOH = – 50 A
2.0
3.0
4.5
1.9
2.9
4.4
2.0
3.0
4.5
1.9
2.9
4.4
1.9
2.9
4.4
V
VIN = VIH or VIL
IOH = –4 mA
IOH = –8 mA
3.0
4.5
2.58
3.94
2.48
3.80
2.34
3.66
VOL
Maximum Low–Level
Output Voltage
VIN = VIH or VIL
VIN = VIH or VIL
IOL = 50 A
2.0
3.0
4.5
0.0
0.1
0.1
0.1
V
VIN = VIH or VIL
IOL = 4 mA
IOL = 8 mA
3.0
4.5
0.36
0.44
0.52
IIN
Maximum Input
Leakage Current
VIN = 5.5 V or GND
0 to
5.5
± 0.1
± 1.0
± 1.0
A
ICC
Maximum Quiescent
Supply Current
VIN = VCC or GND
5.5
4.0
40.0
40.0
A
AC ELECTRICAL CHARACTERISTICS (Input tr = tf = 3.0ns)
TA = 25°C
TA = ≤ 85°C
TA = ≤ 125°C
Symbol
Parameter
Test Conditions
Min
Typ
Max
Min
Max
Min
Max
Unit
tPLH,
tPHL
Maximum
Propagation Delay,
AtoBtoY
VCC = 3.3 ± 0.3V
CL = 15pF
CL = 50pF
6.2
8.7
9.7
13.2
1.0
11.5
15.0
1.0
11.5
15.0
ns
A to B to Y
VCC = 5.0 ± 0.5V
CL = 15pF
CL = 50pF
4.1
5.6
6.4
8.4
1.0
7.5
9.5
1.0
7.5
9.5
tPLH,
tPHL
Maximum
Propagation Delay,
StoY
VCC = 3.3 ± 0.3V
CL = 15pF
CL = 50pF
8.4
10.9
13.2
16.7
1.0
15.5
19.0
1.0
15.5
19.0
ns
S to Y
VCC = 5.0 ± 0.5V
CL = 15pF
CL = 50pF
5.3
6.8
8.1
10.1
1.0
1.0
9.5
11.5
1.0
1.0
9.5
11.5
tPLH,
tPHL
Maximum
Propagation Delay,
E to Y
VCC = 3.3 ± 0.3V
CL = 15pF
CL = 50pF
8.7
11.2
13.6
17.1
1.0
16.0
19.5
1.0
16.0
19.5
ns
E to Y
VCC = 5.0 ± 0.5V
CL = 15pF
CL = 50pF
5.6
7.1
8.6
10.6
1.0
10.0
12.0
1.0
10.0
12.0
CIN
Maximum Input
Capacitance
4
10
10
10
pF
Typical @ 25
°C, VCC = 5.0V
CPD
Power Dissipation Capacitance (Note 1.)
20
pF
1. CPD is defined as the value of the internal equivalent capacitance which is calculated from the operating current consumption without load.
Average operating current can be obtained by the equation: ICC(OPR) = CPD VCC fin + ICC. CPD is used to determine the no–load dynamic
power consumption; PD = CPD VCC2 fin + ICC VCC.
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