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參數(shù)資料
| 型號： | 74F269SPC |
| 廠商： | FAIRCHILD SEMICONDUCTOR CORP |
| 元件分類： | 通用總線功能 |
| 英文描述： | 8-Bit Bidirectional Binary Counter |
| 中文描述： | F/FAST SERIES, SYN POSITIVE EDGE TRIGGERED 8-BIT BIDIRECTIONAL BINARY COUNTER, PDIP24 |
| 封裝： | 0.300 INCH, PLASTIC, MS-001, DIP-24 |
| 文件頁數(shù)： | 6/14頁 |
| 文件大?。?/td> | 118K |
| 代理商： | 74F269SPC |
Philips Semiconductors
Product specification
74F269
8–bit bidirectional binary counter
1996 Jan 05
6
AC ELECTRICAL CHARACTERISTICS
LIMITS
SYMBOL
PARAMETER
TEST CONDITIONS
T
amb
= +25
°
C
= +5V
C
L
= 50pF, R
L
= 500
MIN
TYP
T
amb
= 0
°
C to +70
°
C
= +5V
±
10%
C
L
= 50pF, R
L
= 500
MIN
UNIT
MAX
MAX
f
MAX
t
PLH
t
pPHL
t
PLH
t
PHL
t
PLH
t
PHL
t
PLH
t
PHL
t
PLH
t
PHL
Maximum clock frequency
Waveform 1
100
115
85
MHz
Propagation delay
CP to Q
n
(Load, PE = Low)
Propagation delay
CP to Q
n
(Count, PE = High)
Propagation delay
CP to TC
Waveform 1
3.0
4.0
6.0
6.5
8.5
8.5
3.0
4.0
9.0
9.0
ns
ns
Waveform 1
3.0
4.5
6.0
7.0
9.0
10.0
3.0
4.0
10.0
10.5
ns
ns
Waveform 1
4.5
5.0
6.5
6.5
9.5
9.5
4.0
5.0
10.5
10.0
ns
ns
Propagation delay
CET to TC
Waveform 2
3.5
3.0
6.0
6.5
9.0
9.0
3.0
3.0
10.0
10.0
ns
ns
Propagation delay
U/D to TC
Waveform 3
4.5
4.5
7.0
7.0
9.0
9.5
4.0
4.0
10.0
10.0
ns
ns
AC SETUP REQUIREMENTS
LIMITS
SYMBOL
PARAMETER
TEST CONDITIONS
T
amb
= +25
°
C
CC
= +5V
C
L
= 50pF, R
L
= 500
MIN
T
amb
= 0
°
C to +70
°
C
CC
= +5V
±
10%
C
L
= 50pF, R
L
= 500
MIN
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
P
n
to CP
Hold time, High or Low
P
n
to CP
Setup time, High or Low
PE to CP
Waveform 4
3.5
3.5
2.5
2.5
ns
ns
Waveform 4
1.0
1.0
0
1.0
ns
ns
Waveform 4
5.5
6.5
5.5
6.5
ns
ns
Hold time, High or Low
PE to CP
Waveform 4
0
0
0
0
ns
ns
Setup time, High or Low
CEP or CET to CP
Waveform 5
6.0
8.0
5.0
6.5
ns
ns
Hold time, High or Low
CEP or CET to CP
Waveform 5
0
0
0
0
ns
ns
Setup time, High or Low
U/D to CP
Waveform 6
8.0
6.5
6.5
6.5
ns
ns
Hold time, High or Low
U/D to CP
Waveform 6
0
0
0
0
ns
ns
CP Pulse width
High or Low
Waveform 1
4.0
4.5
4.0
5.0
ns
ns
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| 74F269SPC_Q | 功能描述:計數(shù)器 IC 8-Bit Bidir Bin Ctr RoHS:否 制造商:NXP Semiconductors 計數(shù)器類型:Binary Counters 邏輯系列:74LV 位數(shù):10 計數(shù)法: 計數(shù)順序: 工作電源電壓:1 V to 5.5 V 工作溫度范圍:- 40 C to + 125 C 封裝 / 箱體:SOT-109 封裝:Reel |
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| 74F273 | 制造商:NSC 制造商全稱:National Semiconductor 功能描述:Octal D Flip-Flop |
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