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74HCT163 View Datasheet(PDF) - Philips Electronics

Part Name
Description
Manufacturer
74HCT163 Datasheet PDF : 11 Pages
1 2 3 4 5 6 7 8 9 10
Philips Semiconductors
Presettable synchronous 4-bit binary
counter; synchronous reset
Product specification
74HC/HCT163
AC CHARACTERISTICS FOR 74HCT
GND = 0 V; tr = tf = 6 ns; CL = 50 pF
Tamb (°C)
TEST CONDITIONS
SYMBOL
PARAMETER
74HCT
+25
40 to +85
40 to +125
UNIT
VCC
(V)
min. typ. max. min. max. min. max.
WAVEFORMS
tPHL/ tPLH
tPHL/ tPLH
propagation delay
CP to Qn
propagation delay
CP to TC
23 39
49
59 ns 4.5 Fig.8
29 49
61
74 ns 4.5 Fig.8
tPHL/ tPLH propagation delay
CET to TC
17 32
44
48 ns 4.5 Fig.9
tTHL/ tTLH output transition time
7 15
19
22 ns 4.5 Figs 8 and 9
tW
clock pulse width
20 6
HIGH or LOW
25
30
ns 4.5 Fig.8
tsu
set-up time
20 9
MR, Dn to CP
25
30
ns 4.5 Figs 10 and 11
tsu
set-up time
PE to CP
20 11
25
30
ns 4.5 Fig.10
tsu
set-up time
40 24
50
60
ns 4.5 Fig.12
CEP, CET to CP
th
hold time
0 5
0
0
ns 4.5 Figs 10, 11 and 12
Dn, PE, CEP,
CET, MR to CP
fmax
maximum clock pulse 26 45
21
17
MHz 4.5 Fig.8
frequency
December 1990
9
 

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