Sigma Designs SD3402

The Sigma Designs SD3402 is an 8051-based microcontroller with Z-Wave Sub-1GHz RF tranceiver, 64 KBytes OTP ROM, 256 Bytes DATA Memory, 16K Bytes XDATA Memory, 64 Byte NVRAM, 23 GPIOs Keyscan controller up to 88 keys 4-channel 12-bit rail-to-rail ADC 4-channel 16-bit LED PWM 1000 step dimmer (TRIAC/FET) AES 128 security engine 1 UART unit, 1 SPI unit 1 USB unit Hardware-assisted frequency agility with up to 3 channels Battery monitor and built-in supply regulators Ultra-low power sleep mode 9.6/40/100 kbit/s RF data rates Power supply: 2.3-3.6V.