The W78E054D/W78E052D series is an 8-bit microcontroller which can accommodate a wider frequency range with low power consumption. The instruction set for the W78E054D/W78E052D series is fully compatible with the standard 8052.
Brand : NUVOTONDATASHEET
The W78E058D MCU is a 6T / 12T 8051 MCU configurable and pin-compatible with traditional 12T 8051 and operating at 2.4V ~ 5.5V and -40 ℃ ~ 85 ℃. Package types include LQFP48, PLCC44, PQFP44 and DIP40.
Brand : NUVOTONDATASHEET
The W78E516D MCU is a 6T/12T 8051 MCU configurable and pin-compatible with traditional 12T 8051 and operating at 2.4V ~ 5.5V and - 40 ℃ ~ 85 ℃. Package types include LQFP48, PLCC44, PQFP44 and DIP40.
Brand : NUVOTONDATASHEET