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SN54HCT620, SN54HCT623, SN74HCT620, SN74HCT623 OCTAL BUS TRANSCEIVERS WITH 3-STATE OUTPUTS
0 2 8 0 4 , M AR C H 1 9 8 4 -R E V IS E D SEPTEMBER 1987
Inputs are TTL-Voltage Compatible · · · Lock Bu