參數(shù)資料
型號： MM74HC597MX
廠商： FAIRCHILD SEMICONDUCTOR CORP
元件分類： 計數(shù)移位寄存器
中文描述： HC/UH SERIES, 8-BIT RIGHT PARALLEL IN SERIAL OUT SHIFT REGISTER, TRUE OUTPUT, PDSO16
封裝： 0.150 INCH, MS-012, SOIC-16
文件頁數(shù)： 4/8頁
文件大?。?/td> 88K
代理商： MM74HC597MX
www.fairchildsemi.com
4
MM
74HC597
AC Electrical Characteristics V
CC = 5V, TA = 25°C, CL = 15 pF, tr = tf = 6 ns
AC Electrical Characteristics V
CC = 2.0–6.0V, CL = 50 pF, tr = tf = 6 ns (unless otherwise specified)
Symbol
Parameter
Conditions
Typ
Guaranteed
Units
Limit
fMAX
Maximum Operating
50
30
MHz
Frequency of SCK
tPHL
Maximum Propagation
20
30
ns
tPLH
Delay from SCK to QH
tPHL
Maximum Propagation
20
30
ns
tPLH
Delay from SLOAD to QH
tPHL
Maximum propagation
SLOAD
= logic “0”
25
45
ns
tPLH
Delay from RCK to QH
tPHL
Maximum Propagation
20
30
ns
Delay from SCLR to QH
tREM
Minimum Removal Time,
10
20
ns
SCLR to SCK
tS
Minimum Setup Time
30
40
ns
from RCK to SCK
tS
Minimum Setup Time
10
20
ns
from SER to SCK
tS
Minimum Setup Time
10
20
ns
from inputs A thru H
to RCK
tH
Minimum Hold Time
20
ns
tW
Minimum Pulse Width
10
16
ns
SCK, RCK, SCLR SLOAD
Symbol
Parameter
Conditions
VCC
TA = 25°CTA=40 to 85°CTA=55 to 125°C
Units
Typ
Guaranteed Limits
fMAX
Maximum Operating
2.0V
10
6.0
4.8
4.0
MHz
Frequency
4.5V
45
30
24
20
6.0V
50
35
28
24
tPHL
Maximum Propagation
2.0V
62
175
220
263
ns
tPLH
Delay from SCK to QH
4.5V
20
35
44
53
6.0V
18
30
38
45
tPHL
Maximum Propagation
2.0V
65
175
220
263
ns
tPLH
Delay from SLOAD to QH
4.5V
20
35
44
53
6.0V
18
30
38
45
tPHL
Maximum Propagation
2.0V
120
205
255
310
ns
tPLH
Delay from RCK to QH
SLOAD
= Logic “0”
4.5V
30
41
51
62
6.0V
28
35
43
53
tPHL
Maximum Propagatin
2.0V
66
175
220
263
ns
Delay from SCLR to QH
4.5V
20
35
44
53
6.0V
18
30
38
45
tREM
Minimum Removal Time
2.0V
100
125
150
ns
SCLR to SCK
4.5V
20
25
30
6.0V
17
21
25
tS
Minimum Setup Time
2.0V
200
250
300
ns
from RCK to SCK
4.5V
40
50
60
6.0V
34
42
50
tS
Minimum Setup Time
2.0V
100
125
150
ns
from SER to SCK
4.5V
20
25
30
6.0V
17
21
25
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