Manufacturer: Zilog  •  RoHS/pb-free: RoHS   Pb-free  •  Series: Encore!® XP®  •  Core Processor: Z8  •  Core Size: 8-Bit  •  Speed: 20MHz  •  Connectivity: I²C, IrDA, SPI, UART/USART  •  Peripherals: Brown-out Detect/Reset, DMA, POR, PWM, WDT  •  Number of I /O: 31  •  Program Memory Size: 48KB (48K x 8)  •  Program Memory Type: FLASH  •  RAM Size: 4K x 8  •  Voltage - Supply (Vcc/Vdd): 3 V ~ 3.6 V  •  Data Converters: A/D 8x10b  •  Oscillator Type: Internal  •  Operating Temperature: -40°C ~ 105°C  •  Package / Case: 44-LQFP  •  Other PartNo: 269-4264, Z8F4821AN020EG-ND