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參數(shù)資料
| 型號(hào)： | MC54F568J |
| 廠商： | MOTOROLA INC |
| 元件分類： | 計(jì)數(shù)器 |
| 英文描述： | 4-BIT BIDIRECTIONAL COUNTERS(WITH 3-STATE OUTPUTS) |
| 中文描述： | F/FAST SERIES, SYN POSITIVE EDGE TRIGGERED 4-BIT BIDIRECTIONAL DECADE COUNTER, CDIP20 |
| 封裝： | CERAMIC, DIP-20 |
| 文件頁(yè)數(shù)： | 6/8頁(yè) |
| 文件大?。?/td> | 289K |
| 代理商： | MC54F568J |
4-369
FAST AND LS TTL DATA
MC54/74F568
MC54/74F569
AC OPERATING REQUIREMENTS
Symbol
Parameter
54 / 74F
54F
74F
Unit
Symbol
Parameter
TA = + 25°C
VCC = + 5.0 V
TA = – 55°C to + 125°C
VCC = 5.0 V ± 10%
TA = 0°C to + 70°C
VCC = 5.0 V ± 10%
Unit
Symbol
Parameter
Min
Max
Min
Max
Min
Max
Unit
ts(H)
ts(L)
Setup Time, HIGH or LOW
Pn to CP
4.0
5.5
4.5
ns
th(H)
th(L)
Hold Time, HIGH or LOW
Pn to CP
3.0
3.5
ns
ts(H)
ts(L)
Setup Time, HIGH or LOW
CEP or CET to CP
5.0
7.0
6.0
ns
th(H)
th(L)
Hold Time, HIGH or LOW
CEP or CET to CP
0
ns
ts(H)
ts(L)
Setup Time, HIGH or LOW
PE to CP
8.0
10
9.0
ns
th(H)
th(L)
Hold Time, HIGH or LOW
PE to CP
0
ns
ts(H)
ts(L)
Setup Time, HIGH or LOW
U/D to CP (F568)
11
16.5
13.5
18.5
12.5
17.5
ns
ts(H)
ts(L)
Setup Time, HIGH or LOW
U/D to CP (F569)
11
7.0
13.5
10
12.5
8.0
ns
th(H)
th(L)
Hold Time, HIGH or LOW
U/D to CP
0
ns
ts(H)
ts(L)
Setup Time, HIGH or LOW
SR to CP
10
8.0
12
10.5
11
9.5
ns
th(H)
th(L)
Hold Time, HIGH or LOW
SR to CP
0
ns
tw(H)
tw(L)
CP Pulse Width HIGH or LOW
4.0
6.0
8.0
4.5
6.5
ns
tw(L)
MR Pulse Width, LOW
4.5
6.0
5.0
ns
trec
MR Recovery Time
6.0
8.0
7.0
ns
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