HD74HC393 Datasheet, PDF (5/9 Pages) Hitachi Semiconductor – Dual 4-bit Binary Counters

HD74HC393
AC Characteristics (C_L = 50 pF, Input t_r = t_f = 6 ns)
Ta = 25°C
Ta = –40 to
+85°C
Item
Maximum clock
frequency
Symbol
f _max
V_CC (V)
2.0
4.5
Min Typ Max Min
——5 —
— — 25 —
Max Unit Test Conditions
4
MHz
20
6.0
— — 29 — 24
Propagation delay t_PLH
time
t _PHL
2.0
— — 120 — 150 ns Clock to Q_A
4.5
— 16 24 — 30
6.0
— — 20 — 26
t _PLH
2.0
— — 185 — 230 ns Clock to Q_B
t _PHL
4.5
— 20 37 — 46
6.0
— — 31 — 39
t _PLH
2.0
— — 220 — 275 ns Clock to Q_C
t _PHL
4.5
— 24 44 — 55
6.0
— — 37 — 47
t _PLH
2.0
— — 260 — 325 ns Clock to Q_D
t _PHL
4.5
— 28 52 — 65
6.0
— — 44 — 55
t _PHL
2.0
— — 150 — 190 ns Clear to Q_A, Q_B, Q_C, Q_D
4.5
— 21 30 — 38
6.0
— — 28 — 33
Pulse width
t_w
2.0
80 — — 100 — ns Clock, clear
4.5
16 — — 20 —
6.0
14 — — 17 —
Removal time
t_h
2.0
50 — — 65 — ns Clear to clock
4.5
10 — — 13 —
6.0
9 — — 11 —
Output rise/fall
t _TLH
time
t _THL
2.0
— — 75 — 95 ns
4.5
— 5 15 — 19
6.0
— — 13 — 16
Input capacitance Cin
—
— 5 10 — 10 pF
5