74LS51 Dual AND-OR-INVERT Gate

Spec Sheet
74LS51_C13

Motorola

From a photo of Rev. 0 board 1070 (A2S1-0800), near location C13.
SN74LS51N, 7725 date code. Squared-off package.
Total # on board: 1.

74LS51_C13

Motorola

Part for my Rev 0 replica.
SN74LS51N, 7725 date code. Squared-off package.  NOS.