參數(shù)資料
型號: 74F169PC
廠商: NATIONAL SEMICONDUCTOR CORP
元件分類: 通用總線功能
英文描述: 4-Stage Synchronous Bidirectional Counter
中文描述: F/FAST SERIES, SYN POSITIVE EDGE TRIGGERED 4-BIT BIDIRECTIONAL BINARY COUNTER, PDIP16
封裝: 0.300 INCH, PLASTIC, DIP-16
文件頁數(shù): 7/12頁
文件大?。?/td> 116K
代理商: 74F169PC
Philips Semiconductors
Product specification
74F169
4-bit up/down binary synchronous counter
1996 Jan 05
7
AC ELECTRICAL CHARACTERISTICS
LIMITS
T
amb
= +25
°
C
V
CC
= +5V
C
L
= 50pF, R
L
= 500
MIN
TYP
T
amb
= 0
°
C to +70
°
C
V
CC
= +5V
±
10%
C
L
= 50pF, R
L
= 500
MIN
SYMBOL
PARAMETER
TEST CONDITIONS
UNIT
MAX
MAX
f
MAX
t
PLH
t
PHL
t
PLH
t
PHL
t
PLH
t
PHL
t
PLH
t
PHL
Maximum clock frequency
Waveform 1
100
115
90
MHz
Propagation delay
CP to Q
n
(PE, High or Low)
Propagation delay
CP to TC
Waveform 1
3.0
4.0
6.5
9.0
8.5
11.5
3.0
4.0
9.5
13.0
ns
ns
Waveform 1
5.5
4.0
12.0
8.5
15.5
11.0
5.5
4.0
17.0
12.5
ns
ns
Propagation delay
CET to TC
Waveform 2
2.5
2.5
4.5
6.0
6.0
8.0
2.5
2.5
7.0
9.0
ns
ns
Propagation delay
U/D to TC
Waveform 3
3.5
4.0
8.5
8.0
15.0
10.5
3.5
4.0
15.5
12.0
ns
ns
AC SETUP REQUIREMENTS
LIMITS
T
amb
= +25
°
C
V
CC
= +5.0V
C
L
= 50pF, R
L
= 500
MIN
LIMITS
T
amb
= 0
°
C to +70
°
C
V
CC
= +5.0V
±
10%
C
L
= 50pF, R
L
= 500
MIN
SYMBOL
PARAMETER
TEST CONDITIONS
UNIT
TYP
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
s
(H)
t
s
(L)
t
h
(H)
t
h
(L)
t
w
(H)
t
w
(L)
Setup time, High or Low
D
n
to CP
Hold time, High or Low
D
n
to CP
Set-up time, High or Low
CEP or CET to CP
Waveform 4
4.0
4.0
4.5
4.5
ns
ns
Waveform 4
3.0
3.0
3.5
3.5
ns
ns
Waveform 5
5.0
5.0
5.5
5.5
ns
ns
Hold time, High or Low
CEP or CET to CP
Waveform 5
0
0
0
0
ns
ns
Set-up time, High or Low
PE to CP
Waveform 4
8.0
8.0
9.0
9.0
ns
ns
Hold time, High or Low
PE to CP
Waveform 4
0
0
0
0
ns
ns
Set-up time, High or Low
U/D to CP
Waveform 6
11.0
7.0
12.5
8.0
ns
ns
Hold time, High or Low
U/D to CP
Waveform 6
0
0
0
0
ns
ns
CP
or CP
D
pulse width,
High or Low
Waveform 1
5.0
5.0
5.5
5.5
ns
ns
相關PDF資料
PDF描述
74F169SC 4-Stage Synchronous Bidirectional Counter
74F169SJ 4-Stage Synchronous Bidirectional Counter
74F169 4-Stage Synchronous Bidirectional Counter
74F169PC 4-Stage Synchronous Bidirectional Counter
74F169SC 4-Stage Synchronous Bidirectional Counter
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