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參數(shù)資料
| 型號(hào)： | 74F161A |
| 廠商： | Fairchild Semiconductor Corporation |
| 元件分類： | 通用總線功能 |
| 英文描述： | Synchronous Presettable Binary Counter |
| 中文描述： | 同步可預(yù)置二進(jìn)制計(jì)數(shù)器 |
| 文件頁數(shù)： | 5/7頁 |
| 文件大?。?/td> | 71K |
| 代理商： | 74F161A |
5
www.fairchildsemi.com
7
AC Electrical Characteristics
AC Operating Requirements
Symbol
Parameter
T
A
=
+
25
°
C
V
CC
=
+
5.0V
C
L
=
50 pF
Typ
120
5.5
7.5
T
A
=
55
°
C to
+
125
°
C
V
CC
=
+
5.0V
C
L
=
50 pF
Min
75
3.5
3.5
T
A
=
0
°
C to
+
70
°
C
V
CC
=
+
5.0V
C
L
=
50 pF
Min
90
3.5
3.5
Units
Min
100
3.5
3.5
Max
Max
Max
f
MAX
t
PLH
t
PHL
t
PLH
t
PHL
t
PLH
t
PHL
t
PLH
t
PHL
t
PHL
Maximum Count Frequency
Propagation Delay
MHz
7.5
10.0
9.0
11.5
8.5
11.0
ns
CP to Q
n
(PE Input HIGH)
Propagation Delay
4.0
4.0
6.0
6.0
8.5
8.5
4.0
4.0
10.0
10.0
4.0
4.0
9.5
9.5
CP to Q
n
(PE Input LOW)
Propagation Delay
CP to TC
5.0
5.0
10.0
10.0
14.0
14.0
5.0
5.0
16.5
15.5
5.0
5.0
15.0
15.0
ns
Propagation Delay
CET to TC
Propagation Delay
2.5
2.5
5.5
4.5
4.5
9.0
7.5
7.5
12.0
2.5
2.5
5.5
9.0
9.0
14.0
2.5
2.5
5.5
8.5
8.5
13.0
ns
ns
MR to Q
n
(74F161A)
Propagation Delay
t
PHL
4.5
8.0
10.5
4.5
12.5
4.5
11.5
ns
MR to TC (74F161A)
Symbol
Parameter
T
A
=
+
25
°
C
V
CC
=
+
5.0V
Min
5.0
5.0
2.0
T
A
=
55
°
C to
+
125
°
C
V
CC
=
+
5.0V
Min
5.5
5.5
2.5
T
A
=
0
°
C to
+
70
°
C
V
CC
=
+
5.0V
Min
5.0
5.0
2.0
Units
Max
Max
Max
t
S
(H)
t
S
(L)
t
H
(H)
t
H
(L)
t
S
(H)
t
S
(L)
t
H
(H)
t
H
(L)
t
S
(H)
t
S
(L)
t
H
(H)
t
H
(L)
t
W
(H)
t
W
(L)
t
W
(H)
t
W
(L)
t
W
(L)
Setup Time, HIGH or LOW
P
n
to CP
Hold Time, HIGH or LOW
ns
P
n
to CP
Setup Time, HIGH or LOW
2.0
11.0
2.5
13.5
2.0
11.5
ns
PE or SR to CP
Hold Time, HIGH or LOW
8.5
10.5
9.5
2.0
3.6
2.0
PE or SR to CP
Setup Time, HIGH or LOW
0
0
0
11.0
13.0
11.5
ns
CEP or CET to CP
Hold Time, HIGH or LOW
CEP or CET to CP
5.0
0
0
6.0
0
0
5.0
0
0
Clock Pulse Width (Load)
HIGH or LOW
Clock Pulse Width (Count)
5.0
5.0
4.0
5.0
5.0
5.0
5.0
5.0
4.0
ns
ns
HIGH or LOW
6.0
8.0
7.0
MR Pulse Width, LOW
5.0
5.0
5.0
ns
(74F161A)
Recovery Time
t
REC
6.0
6.0
6.0
ns
MR to CP (74F161A)
相關(guān)PDF資料 |
PDF描述 |
|---|---|
| 74F161APC | Synchronous Presettable Binary Counter |
| 74F161ASC | Synchronous Presettable Binary Counter |
| 74F161ASJ | Synchronous Presettable Binary Counter |
| 74F164A | Serial-In, Parallel-Out Shift Register |
| 74F164APC | Serial-In, Parallel-Out Shift Register |
相關(guān)代理商/技術(shù)參數(shù) |
參數(shù)描述 |
|---|---|
| 74F161A_07 | 制造商:FAIRCHILD 制造商全稱:Fairchild Semiconductor 功能描述:Synchronous Presettable Binary Counter |
| 74F161AD SIG 92 | 制造商:n/a 功能描述:74F161 S8G2B |
| 74F161ADC | 制造商: 功能描述: 制造商:FCS 功能描述: 制造商:Texas Instruments 功能描述: |
| 74F161ADSIG92 | 制造商:n/a 功能描述:74F161 S8G2B |
| 74F161ALC | 制造商:Rochester Electronics LLC 功能描述:- Bulk |
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