参数资料
型号: MC74HCT595ADG
厂商: ON Semiconductor
文件页数: 7/11页
文件大小: 0K
描述: IC SHIFT REGISTER 8BIT 16SOIC
标准包装: 48
系列: 74HCT
逻辑类型: 移位寄存器
输出类型: 三态
元件数: 1
每个元件的位元数: 8
功能: 串行至并行
电源电压: 4.5 V ~ 5.5 V
工作温度: -55°C ~ 125°C
安装类型: 表面贴装
封装/外壳: 16-SOIC(0.154",3.90mm 宽)
供应商设备封装: 16-SOIC
包装: 管件
MC74HCT595A
http://onsemi.com
5
AC ELECTRICAL CHARACTERISTICS (CL = 50 pF, Input tr = tf = 6.0 ns)
Symbol
Parameter
VCC
V
Guaranteed Limit
Unit
– 55 to 25_C
v 85_C
v 125_C
fmax
Maximum Clock Frequency (50% Duty Cycle)
(Figures 1 and 7)
4.5 to
5.5
30
24
20
MHz
tPLH,
tPHL
Maximum Propagation Delay, Shift Clock to SQH
(Figures 1 and 7)
4.5 to
5.5
28
35
42
ns
tPHL
Maximum Propagation Delay, Reset to SQH
(Figures 2 and 7)
4.5 to
5.5
29
36
44
ns
tPLH,
tPHL
Maximum Propagation Delay, Latch Clock to QA QH
(Figures 3 and 7)
4.5 to
5.5
28
35
42
ns
tPLZ,
tPHZ
Maximum Propagation Delay, Output Enable to QA QH
(Figures 4 and 8)
4.5 to
5.5
30
38
45
ns
tPZL,
tPZH
Maximum Propagation Delay, Output Enable to QA QH
(Figures 4 and 8)
4.5 to
5.5
27
34
41
ns
tTLH,
tTHL
Maximum Output Transition Time, QA QH
(Figures 3 and 7)
4.5 to
5.5
12
15
18
ns
tTLH,
tTHL
Maximum Output Transition Time, SQH
(Figures 1 and 7)
4.5 to
5.5
15
19
22
ns
Cin
Maximum Input Capacitance
10
pF
Cout
Maximum ThreeState Output Capacitance (Output in
HighImpedance State), QA QH
15
pF
CPD
Power Dissipation Capacitance (Per Package)*
Typical @ 25°C, VCC = 5.0 V
pF
300
* Used to determine the noload dynamic power consumption: PD = CPD VCC2f + ICC VCC.
TIMING REQUIREMENTS (Input tr = tf = 6.0 ns)
Symbol
Parameter
VCC
V
Guaranteed Limit
Unit
25_C to –55_C
v 85_C
v 125_C
tsu
Minimum Setup Time, Serial Data Input A to Shift Clock
(Figure 5)
4.5 to
5.5
10
13
15
ns
tsu
Minimum Setup Time, Shift Clock to Latch Clock
(Figure 6)
4.5 to
5.5
15
19
22
ns
th
Minimum Hold Time, Shift Clock to Serial Data Input A
(Figure 5)
4.5 to
5.5
5.0
5.0
5.0
ns
trec
Minimum Recovery Time, Reset Inactive to Shift Clock
(Figure 2)
4.5 to
5.5
10
13
15
ns
tw
Minimum Pulse Width, Reset
(Figure 2)
4.5 to
5.5
12
15
18
ns
tw
Minimum Pulse Width, Shift Clock
(Figure 1)
4.5 to
5.5
10
13
15
ns
tw
Minimum Pulse Width, Latch Clock
(Figure 6)
4.5 to
5.5
10
13
15
ns
tr, tf
Maximum Input Rise and Fall Times
(Figure 1)
4.5 to
5.5
500
500
500
ns
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