参数资料
型号: MM74HC541WM
厂商: Fairchild Semiconductor
文件页数: 3/7页
文件大小: 0K
描述: IC BUFF/DVR TRI-ST 8BIT 20SOIC
标准包装: 36
系列: 74HC
逻辑类型: 缓冲器/线路驱动器,非反相
元件数: 1
每个元件的位元数: 8
输出电流高,低: 7.8mA,7.8mA
电源电压: 2 V ~ 6 V
工作温度: -40°C ~ 85°C
安装类型: 表面贴装
封装/外壳: 20-SOIC(0.295",7.50mm 宽)
供应商设备封装: 20-SOIC
包装: 管件
产品目录页面: 1209 (CN2011-ZH PDF)
3
www.fairchildsemi.com
MM74HC540
MM74HC541
AC Electrical Characteristics
VCC
5V, TA 25qC, tr tf 6 ns
AC Electrical Characteristics
VCC
2.0V to 6.0V, CL 50 pF, tr tf 6 ns (unless otherwise specified)
Note 5: CPD determines the no load dynamic power consumption, PD CPD VCC
2f I
CC VCC, and the no load dynamic current consumption,
IS CPD VCC f ICC.
Symbol
Parameter
Conditions
Typ
Guaranteed
Units
Limit
tPHL, tPLH
Maximum Propagation
CL 45 pF
12
18
ns
Delay (540)
tPHL, tPLH
Maximum Propagation
CL 45 pF
14
20
ns
Delay (541)
tPZH, tPZL
Maximum Output Enable
RL 1 k:
17
28
ns
Time
CL 45 pF
tPHZ, tPLZ
Maximum Output Disable
RL 1 k:
15
25
ns
Time
CL 5 pF
Symbol
Parameter
Conditions
VCC
TA 25qCTA 40 to 85qCTA 55 to 125qC
Units
Typ
Guaranteed Limits
tPHL, tPLH Maximum Propagation
CL 50 pF
2.0V
55
100
126
149
ns
Delay (540)
CL 150 pF
2.0V
83
150
190
224
ns
CL 50 pF
4.5V
12
20
25
30
ns
CL 150 pF
4.5V
22
30
38
45
ns
CL 50 pF
6.0V
11
17
21
25
ns
CL 150 pF
6.0V
18
26
32
38
ns
tPHL, tPLH Maximum Propagation
CL 50 pF
2.0V
58
115
145
171
ns
Delay (541)
CL 150 pF
2.0V
83
165
208
246
ns
CL 50 pF
4.5V
14
23
29
34
ns
CL 150 pF
4.5V
17
33
42
49
ns
CL 50 pF
6.0V
11
20
25
29
ns
CL 150 pF
6.0V
14
28
35
42
ns
tPZH, tPZL Maximum Output Enable
RL 1 k:
Time
CL 50 pF
2.0V
75
150
189
224
ns
CL 150 pF
2.0V
100
200
252
298
ns
CL 50 pF
4.5V
15
30
38
45
ns
CL 150 pF
4.5V
30
40
50
60
ns
CL 50 pF
6.0V
13
26
32
38
ns
CL 150 pF
6.0V
17
34
43
51
ns
tPHZ, tPLZ Maximum Output Disable
RL 1 k:
2.0V
75
150
189
224
ns
Time
CL 50 pF
4.5V
15
30
38
45
ns
6.0V
13
26
32
38
ns
tTHL, tTLH Maximum Output Rise
CL 50 pF
2.0V
25
60
75
90
ns
and Fall Time
4.5V
7
12
15
18
ns
6.0V
6
10
13
15
ns
CPD
Power Dissipation
G
VIH
10
pF
Capacitance (Note 5)
G
VIL
50
pF
CIN
Maximum Input
5
10
pF
Capacitance
COUT
Maximum Output Capacitance
15
20
pF
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