– INTEGRATED CIRCUITS P80C31X2/32X2 P80C51X2/5.
Philips
P87C51X2 - 80C51 8-bit microcontroller
– INTEGRATED CIRCUITS P80C31X2/32X2 P80C51X2/52X2/54X2/58X2 P87C51X2/52X2/54X2/58X2 80C51 8-bit microcontroller family 4K/8K/16K/32K ROM/OTP 128B/25.
