HD74HC4543 Datasheet, PDF (6/10 Pages) Hitachi Semiconductor – BCD-to-Seven Segment Latch/Decoder/Driver

HD74HC4543
AC Characteristics (C_L = 50 pF, Input t_r = t_f = 6 ns)
Ta = 25°C
Ta = –40 to
+85°C
Item
Symbol
Propagation delay t_PLH
time
t _PHL
V_CC (V)
2.0
4.5
6.0
Min Typ Max Min
— — 400 —
— 33 80 —
— — 68 —
Max Unit
500 ns
100
86
t _PLH
2.0
— — 300 — 380 ns
t _PHL
4.5
— 22 60 — 76
6.0
— — 52 — 66
t _PLH
2.0
— — 300 — 380 ns
t _PHL
4.5
— 18 60 — 76
6.0
— — 52 — 66
t _PLH
2.0
— — 400 — 500 ns
t _PHL
4.5
— 35 80 — 100
6.0
— — 68 — 86
Pulse width
t_w
2.0
80 — — 100 — ns
4.5
16 5 — 20 —
6.0
14 — — 17 —
Setup time
t _su
2.0
100 — — 125 — ns
4.5
20 2 — 25 —
6.0
17 — — 21 —
Hold time
t_h
2.0
50 — — 65 — ns
4.5
10 1 — 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
Test Conditions
A, B, C or D to a – g
Blanking to a – g
Phase to a – g
Latch Disable to a – g
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