A 8-bit microcontroller with 4K ROM and 256B RAM on the die.
(Logo) TMS70C02ANL WAS8822 (C) 1981 TI B 74209 PHILIPPINES
Die size approx. 5.74mm x 6.70mm
TMS70C42A
(Logo) (M) TI 1987
テキサス
C56001
Top metal imaged under Nikon Plan Apo 20x/0.75