74HC192 Datasheet, PDF (7/13 Pages) NXP Semiconductors – Presettable synchronous BCD decade up/down counter

Philips Semiconductors
Presettable synchronous BCD decade
up/down counter
Product specification
74HC/HCT192
DC CHARACTERISTICS FOR 74HC
For the DC characteristics see “74HC/HCT/HCU/HCMOS Logic Family Specifications”.
Output capability: standard
I_CC category: MSI
AC CHARACTERISTICS FOR 74HC
GND = 0 V; t_r = t_f = 6 ns; C_L = 50 pF
SYMBOL
PARAMETER
t_PHL/ t_PLH propagation delay
CP_U, CP_D to Q_n
t_PHL/ t_PLH propagation delay
CP_U to TC_U
t_PHL/ t_PLH propagation delay
CP_D to TC_D
t_PHL/ t_PLH propagation delay
PL to Q_n
t_PHL
propagation delay
MR to Q_n
t_PHL
propagation delay
D_n to Q_n
t_PLH
propagation delay
D_n to Q_n
t_PHL/ t_PLH
t_PHL/ t_PLH
t_PHL/ t_PLH
t_THL/ t_TLH
propagation delay
PL to TC_U,
PL to TC_D
propagation delay
MR to TC_U,
MR to TC_D
propagation delay
D_n to TC_U,
D_n to TC_D
output transition time
T_amb (°C)
TEST CONDITIONS
min.
+25
typ. max.
74HC
−40 to +85 −40 to +125
min. max. min. max.
UNIT _VCC
(V)
WAVEFORMS
66 215
24 43
19 37
270
325 ns 2.0 Fig.7
54
65
4.5
46
55
6.0
33 125
12 25
10 21
155
190 ns 2.0 Fig.8
31
38
4.5
26
32
6.0
39 125
14 25
11 21
155
190 ns 2.0 Fig.8
31
38
4.5
26
32
6.0
69 215
25 43
20 37
270
325 ns 2.0 Fig.9
54
65
4.5
46
55
6.0
63 200
23 40
18 34
250
300 ns 2.0 Fig.10
50
60
4.5
43
51
6.0
91 275
33 55
26 47
345
415 ns 2.0 Fig.9
69
83
4.5
59
71
6.0
80 240
29 48
23 41
300
360 ns 2.0 Fig.9
60
72
4.5
51
61
6.0
102 315
37 63
30 54
395
475 ns 2.0 Fig.12
79
95
4.5
67
81
6.0
96 285
35 57
28 48
355
430 ns 2.0 Fig.12
71
86
4.5
60
73
6.0
83 290
30 58
24 49
365
435 ns 2.0 Fig.12
73
87
4.5
62
74
6.0
19 75
7 15
6 13
95
110 ns 2.0 Fig.10
19
22
4.5
16
19
6.0
December 1990
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