Manufacturer: Zilog  •  RoHS/pb-free: RoHS   Pb-free  •  Series: Encore!®  •  Core Processor: Z8  •  Core Size: 8-Bit  •  Speed: 20MHz  •  Peripherals: Brown-out Detect/Reset, LED, POR, PWM, WDT  •  Number of I /O: 23  •  Program Memory Size: 4KB (4K x 8)  •  Program Memory Type: FLASH  •  RAM Size: 256 x 8  •  Voltage - Supply (Vcc/Vdd): 2.7 V ~ 3.6 V  •  Data Converters: A/D 8x10b  •  Oscillator Type: Internal  •  Operating Temperature: -40°C ~ 105°C  •  Package / Case: 28-QFN