W77C032A
The W77C032A MCU is a 4T 8051 MCU and pin-compatible with traditional 12T 8051 and operating at 4.5V ~ 5.5V and 0 ℃ ~ 70 ℃, and provides two sets of UART devices and two DPTRs. Package types include PLCC44, PQFP44 and DIP40.
Target Application:
Security/Alarm, Communication Equipment, Power Management, IPC, etc.
Key Features:
- External Bus Interface ( EBI ) for external memory-mapped device access
| • | Core | ||
| - | 4T 8051 processor | ||
| - | Max frequency of 40 MHz | ||
| - | Operating voltage: 4.5V to 5.5V | ||
| - | Temperature range: 0 ℃ ~ 70 ℃ | ||
| • | Memory | ||
| - | 256 + 1 KB of SRAM | ||
| • | Connectivity | ||
| - | Up to two UARTs | ||