Main features
8-bit Microcontroller compatible with MCS® 51 products
Basic MCU Function
– 128 Kbytes Flash Code Memory
– 8,448 bytes SRAM
Built-in Analog Function
– Power-On Reset and Low Voltage Detect Reset
– Internal 8MHz RC Oscillator (±1.5%,T
A
= 0 ~ +50 °C)
– Watchdog Timer RC Oscillator (5 kHz)
Peripheral features
– 12-bit Analog to Digital Converter (15 inputs)
– 12-bit Digital to Analog Converter (1 output)
– Fine ADPCM decoder (32kbps @fs = 8 kHz)
– UART 8-bit x 3-ch
– SPI 8-bit x 2-ch
– USI 8-bit UART x 2-ch, 8-bit SPI x 2-ch, 8-bit I2C x 2-ch
I/O and packages
– Up to 88 programmable I/O lines with 100 LQFP
– 100 LQFP, 80 LQFP, 64 LQFP
– Pb-free package
Operating conditions
– 1.8 V to 5.5V wide voltage range
– -40°C to 85°C temperature range
Application
– Home Appliance
– Voice Decoder
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