74HC/HCT193 Philips Semiconductors (Acquired by NXP), 74HC/HCT193 Datasheet - Page 10

• Manufacturer Part Number: 74HC/HCT193
• Description: Presettable Synchronous 4-bit Binary Up/down Counter
• Manufacturer: Philips Semiconductors (Acquired by NXP)

Philips Semiconductors
AC CHARACTERISTICS FOR 74HCT
GND = 0 V; t
December 1990
SYMBOL PARAMETER
t
t
t
t
t
t
t
t
t
t
t
t
t
t
t
t
t
t
f
PHL
PHL
PHL
PHL
PHL
PHL
PHL
PHL
PHL
THL
W
W
W
rem
rem
su
h
h
max
Presettable synchronous 4-bit binary
up/down counter
/ t
/ t
/ t
/ t
/ t
/ t
/ t
/ t
/ t
TLH
PLH
PLH
PLH
PLH
PLH
PLH
PLH
PLH
propagation delay
propagation delay
propagation delay
propagation delay
propagation delay
propagation delay
propagation delay
propagation delay
propagation delay
output transition time
up, down clock pulse width
master reset pulse width
parallel load pulse width
removal time
removal time
set-up time
hold time
hold time
maximum up, down clock
r
CP
CP
CP
PL to Q
MR to Q
D
PL to TC
MR to TC
D
HIGH or LOW
HIGH
LOW
PL to CP
MR to CP
D
D
CP
pulse frequency
= t
n
n
n
n
f
U
U
D
to Q
to TC
to PL
to PL
U
= 6 ns; C
, CP
to TC
to TC
to CP
n
n
n
D
U
U
U
U
U
, D
, PL to TC
, CP
to Q
U
D
D
, MR to TC
, CP
, CP
n
L
to TC
= 50 pF
D
n
D
D
to CP
D
D
D
U
25
20
20
10
10
16
0
16
20
min.
23
15
15
26
22
27
31
29
32
7
11
7
8
2
0
8
7
43
typ.
6
25
43
27
27
46
40
46
55
55
58
15
max. min. max. min. max.
10
T
74HCT
amb
31
25
25
13
13
20
0
20
16
40 to 85
( C)
54
34
34
58
50
58
69
69
73
19
38
30
30
15
15
24
0
24
13
40 to 125
65
41
41
69
60
69
83
83
87
22
UNIT
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
MHz 4.5
74HC/HCT193
TEST CONDITIONS
V
4.5
4.5
4.5
4.5
4.5
4.5
4.5
4.5
4.5
4.5
4.5
4.5
4.5
4.5
4.5
4.5
4.5
4.5
Product specification
(V)
CC
WAVEFORMS
Fig.7
Fig.8
Fig.8
Fig.9
Fig.10
Fig.9
Fig.12
Fig.12
Fig.12
Fig.10
Fig.7
Fig.10
Fig.9
Fig.9
Fig.10
Fig.11 note:
CP
HIGH
Fig.11
Fig.13
Fig.7
U
= CP
D
=