HD74HC160 Datasheet, PDF (10/15 Pages) Hitachi Semiconductor – Synchronous Decade,4-bit Binary,Counter(Direct Clear,Synchronous Clear)

HD74HC160, HD74HC161, HD74HC162, HD74HC163
Switching Characteristics (C_L = 50 pF, Input t_r = t_f = 6 ns)
Item
Maximum clock
frequency
Propagation delay
time
Setup time
Hold time
Removal time
Pulse width
Output rise/fall
time
Input capacitance
Symbol VCC (V)
fmax
2.0
4.5
6.0
tPLH, tPHL 2.0
4.5
6.0
2.0
4.5
6.0
2.0
4.5
6.0
2.0
4.5
6.0
tsu
2.0
4.5
6.0
2.0
4.5
6.0
2.0
4.5
6.0
th
2.0
4.5
6.0
trem
2.0
4.5
6.0
tw
2.0
4.5
6.0
tTLH, tTHL 2.0
4.5
6.0
Cin
—
Ta = 25°C
Ta = –40 to +85°C
Min Typ Max Min Max Unit
Test Conditions
—— 5
—
4 MHz
— — 25
—
20
— — 29
—
23
— — 160
—
200 ns Clock to Q
— 18 32
—
40
— — 27
—
34
— — 225
—
— 23 45
—
280 ns Clear to Q
56
(HC160, HC161 only)
— — 38
—
48
— — 150
—
— 15 30
—
190 ns Enable T to Ripple Carry
38
output
— — 26
—
33
— — 200
—
250 ns Clock to Ripple carry output
— 16 40
—
50
— — 34
—
43
125 — —
156
— ns Data to Clock
25 9 —
31
—
21 — —
26
—
125 — —
156
— ns Load to Clock
25 15 —
31
—
21 — —
26
—
125 — —
156
— ns Clear to Clock
25 — —
31
—
(HC162, HC163 only)
21 — —
26
—
0 ——
0
— ns
0 –7 —
0
—
0 ——
0
—
100 — —
125
— ns
20 7 —
25
—
17 — —
21
—
80 — —
100
— ns
16 6 —
20
—
14 — —
17
—
— — 75
—
95 ns
— 5 15
—
19
— — 13
—
16
— 5 10
—
10 pF
Rev.2.00, Oct 11, 2005 page 10 of 14