7432 Quad 2-Input OR Gate

Spec Sheet
7432%20Fairch%20real%20pre NTI%20A1

Fairchild

From a photo of a real pre-NTI Apple-1.
7432 PC F, black plastic.
7551 date code.
Total # on board: 1.

7432%20Sig%20real%20NTI%20A1

Signetics

From a photo of a real NTI Apple-1.
Vertical labeling, black plastic, stretched “S” logo, additional S below part number. 7618 date code.
Total # on board: 1.

7432%20Fairch%207551

Fairchild

7432 PC F, black plastic. 7551 date code. Exact date code and labeling match to the real Apple-1.

7432%20Fairch%207314

Fairchild

9N32/7432 PC F, gray plastic. 7314 date code.

7432%20Sig%207408%20with%20S

Signetics

Vertical labeling, gray plastic, block “S” logo, added S.  7408 date code.

7432%20Sig%207542

Signetics

Vertical labeling, black plastic, stretched “S” logo, no added S.  7542 date code.  Extra lettering can be removed as shown.

7432%20TI%2075xx

Texas Instruments

SN7432N, black plastic. 7528 date code.