W78IRD2A

Lead Time 20 Weeks , 20 Weeks , 20 Weeks , 20 Weeks , 20 Weeks
Flash 64K , 64K , 64K , 64K , 64K
SRAM 256+1K , 256+1K , 256+1K , 256+1K , 256+1K
LDROM 4K , 4K , 4K , 4K , 4K
I/O 36 , 36 , 36 , 36 , 36
Timer 3*16-bit , 3*16-bit , 3*16-bit , 3*16-bit , 3*16-bit
UART 1 , 1 , 1 , 1 , 1
PWM 5*8-bit , 5*8-bit , 5*8-bit , 5*8-bit , 5*8-bit
ISP/ICP/IAP Yes , Yes , Yes , Yes , Yes
Package PDIP40/PLCC44 , PDIP40/PLCC44 , PDIP40/PLCC44 , PDIP40/PLCC44 , PDIP40/PLCC44
Status Mass Production , Mass Production , Mass Production , Mass Production , Mass Production
INT 4 , 4 , 4 , 4 , 4
Special Function PCA, 6T/12T option, Extra I/O port , PCA, 6T/12T option, Extra I/O port , PCA, 6T/12T option, Extra I/O port , PCA, 6T/12T option, Extra I/O port , PCA, 6T/12T option, 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 ℃.