m54hc620m1r STMicroelectronics, m54hc620m1r Datasheet - Page 2

• Manufacturer Part Number: m54hc620m1r
• Description: Octal Transceiver Hc620 State Inverting Hc623 State Inverting
• Manufacturer: STMicroelectronics

M54/M74HC620/623
INPUT AND OUTPUT EQUIVALENT CIRCUIT
TRUTH TABLE
LOGIC DIAGRAM
2/11
GAB
H
H
L
L
INPUTS
GBA
H
H
L
L
A Bus
Output
Input
High Impedance
High Impedance
FUNCTION
B Bus
Output
Input
HC620
A = B
B = A
Z
Z
OUTPUS
HC623
A = B
B = A
Z
Z