74HCT160DB 데이터 시트보기 (PDF) - Philips Electronics
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74HCT160DB Datasheet PDF : 9 Pages
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Philips Semiconductors
Presettable synchronous BCD decade
counter; asynchronous reset
Product specification
74HC/HCT160
SYMBOL PARAMETER
tsu
set-up time
CEP, CET to CP
th
hold time
Dn to CP
th
hold time
PE to CP
th
hold time
CEP, CET to CP
fmax
maximum clock pulse
frequency
Tamb (°C)
TEST CONDITIONS
min.
+25
typ.
max.
74HC
−40 to +85
min. max.
−40 to +125
min. max.
UNIT
VCC WAVEFORMS
(V)
200 63
40 23
34 18
250
300
50
60
43
51
ns 2.0 Fig. 12
4.5
6.0
0 −17
0
0
0 −6
0
0
0 −5
0
0
0 −41
0
0
0 −15
0
0
0 −12
0
0
0 −58
0
0
0 −21
0
0
0 −17
0
0
6.0 18
30 55
35 66
4.8
4.0
24
20
28
24
ns 2.0 Figs 11 and 12
4.5
6.0
ns 2.0 Figs 11 and 12
4.5
6.0
ns 2.0 Figs 11 and 12
4.5
6.0
MHz 2.0 Fig. 8
4.5
6.0
December 1990
7
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