The SM8954A series product is an 8-bit single-chip microcontroller with 16KB on-chip flash and 1KB RAM embedded. It is a derivative of the 8052 microcontroller family. It has 5-channel SPWM built-in. Users can easily access on-chip expanded RAM.
The SM8954A series is an 8-bit single chip microcontroller based on the 8052 architecture. It features 16K bytes of on-chip program flash memory and 1K byte of on-chip data RAM.
Key hardware characteristics include three 16-bit timers/counters, a watchdog timer, four 8-bit I/O ports (configurable for up to 40 or 44 pins), and a full-duplex serial channel. The device supports power save modes including Idle and Power down modes.
| Working Voltage (L Version) | 3.0V ~ 3.6V |
|---|---|
| Working Voltage (C Version) | 4.5V ~ 5.5V |
| Program Flash Memory | 16K byte on chip program flash |
| Data RAM | 1024 byte on-chip data RAM |
| Timers/Counters | Three 16 bit Timers/Counters |
| I/O Ports (PDIP) | Four 8-bit I/O ports |
| I/O Ports (PLCC/QFP) | Four 8-bit I/O ports + one 4-bit I/O ports |
| Architecture Compatibility | 8052 family compatible |
The working voltage for the L Version is 3.0V to 3.6V.
The working voltage for the C Version is 4.5V to 5.5V.
The SM8954A has 16K bytes of on-chip program flash.