Texas Instruments CD74HC283E 4-Bit Full Adder With Fast Carry (x2 Per Sale)
Texas Instruments 256kb EEPROM ( UV erasable)
Linear & Interface Circuits Product Application Volume 2 Texas Instruments 1986
Linear & Interface Circuits Product Application Volume 1 Texas Instruments 1986
Texas Instruments MOS Memory Data Book Commercial and Military Specs 1989
Texas Instruments Testability Primer 1991, vintage manual