Nexperia
74HC6323A; 74HCT6323A
Programmable ripple counter with oscillator; 3-state
11 Dynamic characteristics
Table 7. Dynamic characteristics
GND = 0 V; C
L
= 50 pF unless otherwise specified; for test circuit see Figure 8.
25 °C -40 °C to
+85 °C
-40 °C to
+125 °C
Symbol Parameter Conditions
Min Typ Max Min Max Min Max
Unit
74HC6323A
X1 to OUT divide by 1;
S1 = GND; S2 = GND; see Figure 5
[1]
V
CC
= 2.0 V - 61 185 - 230 - 275 ns
V
CC
= 4.5 V - 22 37 - 46 - 55 ns
V
CC
= 5.0 V; C
L
= 15 pF - 17 - - - - - ns
V
CC
= 6.0 V - 19 31 - 39 - 47 ns
X1 to OUT divide by 2;
S1 = GND; S2 = V
CC
; see Figure 5
V
CC
= 2.0 V - 74 235 - 290 - 350 ns
V
CC
= 4.5 V - 27 47 - 58 - 70 ns
V
CC
= 6.0 V - 23 40 - 49 - 60 ns
X1 to OUT divide by 4;
S1 = V
CC
; S2 = GND; see Figure 5
V
CC
= 2.0 V - 91 285 - 355 - 425 ns
V
CC
= 4.5 V - 33 57 - 71 - 85 ns
V
CC
= 6.0 V - 28 48 - 60 - 72 ns
X1 to OUT divide by 8;
S1 = V
CC
; S2 = V
CC
; see Figure 5
V
CC
= 2.0 V - 105 335 - 415 - 500 ns
V
CC
= 4.5 V - 38 67 - 83 - 100 ns
t
pd
propagation
delay
V
CC
= 6.0 V - 32 57 - 71 - 85 ns
MR to OUT; see Figure 6
V
CC
= 2.0 V - 36 150 - 185 - 225 ns
V
CC
= 4.5 V - 13 30 - 37 - 45 ns
t
PZL
OFF-state
to LOW
propagation
delay
V
CC
= 6.0 V - 11 26 - 31 - 38 ns
MR to OUT; see Figure 6
[2]
V
CC
= 2.0 V - 61 200 - 250 - 300 ns
V
CC
= 4.5 V - 22 40 - 50 - 60 ns
t
PZH
OFF-state
to HIGH
propagation
delay
V
CC
= 6.0 V - 19 34 - 43 - 51 ns
MR to OUT; see Figure 6
[3]
V
CC
= 2.0 V - 75 150 - 185 - 225 ns
V
CC
= 4.5 V - 15 30 - 37 - 45 ns
t
dis
disable time
V
CC
= 6.0 V - 13 26 - 31 - 38 ns
74HC_HCT6323A All information provided in this document is subject to legal disclaimers. © Nexperia B.V. 2018. All rights reserved.
Product data sheet Rev. 4 — 9 July 2018
9 / 22
