参数资料
型号: MC74HC4538AFG
厂商: ON Semiconductor
文件页数: 12/16页
文件大小: 0K
描述: IC MULTIVIBRATOR DUAL 16-SOEIAJ
产品变化通告: Product Discontinuation 30/Sept/2011
标准包装: 50
系列: 74HC
逻辑类型: 单稳态
独立电路: 2
施密特触发器输入:
传输延迟: 30ns
输出电流高,低: 5.2mA,5.2mA
电源电压: 2 V ~ 6 V
工作温度: -55°C ~ 125°C
安装类型: 表面贴装
封装/外壳: 16-SOIC(0.209",5.30mm 宽)
供应商设备封装: 16-SOEIAJ
包装: 管件
MC74HC4538A
http://onsemi.com
5
AC CHARACTERISTICS (CL = 50 pF, Input tr = tf = 6.0 ns)
Symbol
Parameter
VCC
V
Guaranteed Limits
Unit
–55 to 25
_C
v 85_C
v 125_C
Min
Max
Min
Max
Min
Max
tPLH
Maximum Propagation Delay
Input A or B to Q
(Figures 6 and 8)
2.0
4.5
6.0
175
35
30
220
44
37
265
53
45
ns
tPHL
Maximum Propagation Delay
Input A or B to NQ
(Figures 6 and 8)
2.0
4.5
6.0
195
39
33
245
49
42
295
59
50
ns
tPHL
Maximum Propagation Delay
Reset to Q
(Figures 7 and 8)
2.0
4.5
6.0
175
35
30
220
44
37
265
53
45
ns
tPLH
Maximum Propagation Delay
Reset to NQ
(Figures 7 and 8)
2.0
4.5
6.0
175
35
30
220
44
37
265
53
45
ns
tTLH,
tTHL
Maximum Output Transition Time, Any Output
(Figures 7 and 8)
2.0
4.5
6.0
75
15
13
95
19
16
110
22
19
ns
Cin
Maximum Input Capacitance
(A. B, Reset)
(Cx, Rx)
10
25
10
25
10
25
pF
CPD
Power Dissipation Capacitance (per Multivibrator)*
Typical @ 25
°C, VCC = 5.0 V
pF
150
*Used to determine the noload dynamic power consumption: PD = CPD VCC2f + ICC VCC.
TIMING CHARACTERISTICS (Input tr = tf = 6.0 ns)
Symbol
Parameter
VCC
V
Guaranteed Limits
Unit
–55 to 25
_C
v 85_C
v 125_C
Min
Max
Min
Max
Min
Max
trec
Minimum Recovery Time, Inactive to A or B
(Figure 7)
2.0
4.5
6.0
0
ns
tw
Minimum Pulse Width, Input A or B
(Figure 6)
2.0
4.5
6.0
60
12
10
75
15
13
90
18
15
ns
tw
Minimum Pulse Width, Reset
(Figure 7)
2.0
4.5
6.0
60
12
10
75
15
13
90
18
15
ns
tr, tf
Maximum Input Rise and Fall Times, Reset
(Figure 7)
2.0
4.5
6.0
1000
500
400
1000
500
400
1000
500
400
ns
A or B
(Figure 7)
2.0
4.5
6.0
No Limit
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