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| HD74LV245A Datasheet, PDF (10/15 Pages) Hitachi Semiconductor – Octal Bus Transceivers with 3-state Outputs | |||
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HD74LV245A
Test Circuit
VCC
VCC
OE
Input
Pulse generator
Zout = 50 â¦
DIR
S1
A1
B1
Output
1 k⦠S2
CL=
15 or 50 pF
OPEN
GND
VCC
TEST
tPLH /tPHL
Notes : 1. C L includes the probe and jig capacitance.
2. A2âB2 to A8âB8 are idential to above load circuit.
t ZH/tHZ
tZL /tLZ
3. S1 : InputâOutput change switch.
S2
OPEN
GND
VCC
10
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