16-Bit MCU, 25MHz, 256KB Flash, 16KB RAM, 12-bit ADC, BT v2.1, 100-LQFP
16b MCU, 25MHz, 256KB FLASH, 16KB SRAM, 16-bit ADC, BT v2.1, LQFP
26-I/O 8051 Microcontroller with I2C/USB/USART, 0-70°C, Surface Mount