Phillips PC74HCT280P 9 Bit Odd/Even Parity Generator - NOS

Texas Instruments SN74180N 9-bit odd/even parity gen/checker Integrated Circuit

10PCS SN74S280N 74S280 TI 9-Bit Odd/Even Parity Generator Checker TTL DIP-16 IC

Lot of 4 DM74S280N 9-Bit Parity Generator Checker DIP-14 NOS

2PCS HD74LS280P Hitachi 9-Bit Odd Even Parity Generator Checker 33ns TTL DIP-14

74180 8 Bit Odd/Even Parity Generator - NOS

4PCS SN74180N TI 9-Bit Odd Even Parity Generator Checker TTL 5V DIP-14

5PCS SN74LS280N TI 9-Bit Odd Even Parity Generator Checker 33ns LS TTL DIP-14