W77L058A

SRAM 256+1K
I/O 36
Timer 3*16-bit
UART 2
Status Mass Production
INT 6
Special Function dual DPTZ , Extra I/O port

The Nuvoton standard 8051 series is pin-compatible with traditional 12T 8051 and operating at 2.4V ~ 5.5V and - 40 ℃ ~ 85 ℃.