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SONiX Technology Co., Ltd.
SN8F5900 Series Datasheet (Rev. 2.9)
8051-based Microcontroller
SN8F5907 SN8F5908 SN8F5909
www.sonix.com.tw
1 Device Overview
1.1 Features
Enhanced 8051 microcontroller with reduced instruction cycle time (up to 12 times 80C51)
- Up to 32 MHz flexible CPU frequency - Internal 32 MHz Clock Generator (IHRC) - Real-time clock with 32.768 kHz crystal - Fcpu : 16MIPs ~ 0.25MIPs
Memory: - 64 KB non-volatile flash memory (IROM) with
in-system program support - 256 bytes internal RAM (IRAM) - 2 KB external RAM (XRAM)
I/O Pin: 20-Pins pure I/O and 24-Pins I/O share with LCD function.