74161 View Datasheet(PDF) - Philips Electronics
Part Name
Description
MFG CO.
74161 Datasheet PDF : 12 Pages
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Philips Semiconductors
Presettable synchronous 4-bit binary
counter; asynchronous reset
Product specification
74HC/HCT161
Tamb (°C)
SYMBOL PARAMETER
74HC
UNIT
+25
−40 to +85 −40 to +125
min. typ. max. min. max. min. max.
tsu
set-up time
170 47
CEP, CET to CP 34 17
29 14
215
255
43
51
37
43
th
hold time
0 −14
0
0
Dn, PE, CEP,
0 −5
0
0
CET to CP
0 −4
0
0
fmax
maximum clock pulse 4.6 13
3.6
3.0
frequency
23 40
18
15
27 48
21
18
ns
ns
MHz
TEST CONDITIONS
VCC
(V)
WAVEFORMS
2.0 Fig.12
4.5
6.0
2.0 Figs 11 and 12
4.5
6.0
2.0 Fig.8
4.5
6.0
December 1990
8
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