SC51P03A05
Description
0B SC51P03A05 is 3V I/O type 8-bit MCU with low power dissipation. It uses SC51 core with built-in 4K-byte OTP, 128-byte RAM and 256-byte E2PROM.
Key Features
- 2B compatible with MCS51 instruction set; dual DPTR; add software reset instructions
- Improved instruction structure, the execution time of 90% instructions is two to four clock cycles
- 4K-byte OTP, 4×1K MTP, data holding>10 years
- Support In-System Programming (ISP) with only five pins
- Built-in power on reset (POR) Bulid-in low voltage reset (LVR):1.63V, 1.7V
- Up to 13 I/O ports and one open-drain output
- 8 pins have keyboard interrupt awake function with settable interrupt polarity
- Two external interrupt inputs with settable interrupt polarity
- Built-in dynamic keyboard wakeup (DKW) module supporting trapezoidal keyboard connection
- Built-in watchdog timer (WDT)
