83c550 Microcontroller of PDF datasheet

83C550
Manufacturer : PHILIPS[Philips Semiconductors]
Description : 80C51 8-bit microcontroller family 4K/128 OTP/ROM/ROMless, channel watchdog timer

83C550
Manufacturer : NXP Semiconductors
Description : 80C51 8-bit microcontroller family 4K/128 OTP/ROM/ROMless, 8 channel 8 bit A/D, watchdog timer

83C550
Manufacturer : Philips Semiconductors
Description : 80C51 8-bit microcontroller family 4K/128 OTP/ROM/ROMless, 8 channel 8 bit A/D, watchdog timer