SiLabs said:
Features:
* 25 MIPS 8051 core
* 2 to 8 kB flash
* 512/256 Byte RAM options
* 12-bit 200 ksps, multi-channel ADC
* Integrated 24.5 MHz (�±2% accuracy) oscillator
* Integrated 80 kHz low frequency oscillator
* Up to 18 GPIO's, 5 V tolerant
* 2 analog comparators
* Precision voltage reference
* 3 PWM channels
* SMBus/I2C, UART and SPI
* 4 16-bit timers
* Independent watchdog timer
* Power-on reset
* Brown-out reset
* On-chip debug
* 2.2 to 3.6 V input supply
* -40 to 85 �°C and -40 to 125 �°C operating range
* AEC-Q100 qualified
* Packages:
* SOIC16
* QFN20 (3 mm x 3 mm)
* QSOP24