74HC283N Logic IC - Standard Custodia - National Semiconductor - NSC

MM74HC242N Logic IC - Standard Custodia - National Semiconductor - NSC

74ALS242 Logic IC - Standard Custodia - National Semiconductor - NSC

74ACT04M Logic IC - Standard Custodia - National Semiconductor - NSC

DM74ALS169BN Logic IC - Standard Custodia - National Semiconductor - NSC

DM74LS240J Logic IC - Standard Custodia - National Semiconductor - NSC

DM74ALS Logic IC - Standard Custodia - National Semiconductor - NSC

74LS156N Logic IC TTL - DIP16 - National Semiconductor - NSC