HD74BC623A Datasheet, PDF (5/9 Pages) Hitachi Semiconductor – Octal Bus Transceivers With 3 State Outputs

Switching Characteristics (C_L = 50 pF)
Item
Propagation delay time
Output enable time
Output disable time
Input capacitance
Output capacitance
Symbol
Ta = 25°C
V_CC = 5.0 V
Min
Max
t _PLH
3.0
6.0
t _PHL
3.0
6.0
t _PLH
3.0
6.0
t _PHL
3.0
6.0
t _ZH
3.0
9.0
t _ZL
3.0
9.0
t _ZH
3.0
9.0
t _ZL
3.0
9.0
t _HZ
3.0
8.0
t _LZ
3.0
8.0
t _HZ
3.0
8.0
t _LZ
3.0
8.0
C_IN
3.0 (Typ)
C_I/O
15.0 (Typ)
HD74BC623A
Ta = –40 to +85°C
V_CC = 5.0 V ±10%
Min
Max
Unit
Test Conditions
3.0
7.0
ns An to Bn
3.0
7.0
3.0
7.0
ns Bn to An
3.0
7.0
3.0
11.0
ns GAB to Bn
3.0
11.0
3.0
11.0
ns GBA to An
3.0
11.0
3.0
10.0
ns GAB to Bn
3.0
10.0
3.0
10.0
ns GBA to An
3.0
10.0
—
pF V_IN = V_CC or GND
—
pF V_I/O = V_CC or GND
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