Manufacturer: Zilog  •  Series: eZ80® Acclaim!®  •  Core Processor: Z8  •  Core Size: 8-Bit  •  Speed: 20MHz  •  Connectivity: I²C, SPI, UART/USART  •  Peripherals: Brown-out Detect/Reset, POR, WDT  •  Number of I /O: 24  •  Program Memory Size: 64KB (64K x 8)  •  Program Memory Type: FLASH  •  RAM Size: 4K x 8  •  Voltage - Supply (Vcc/Vdd): 3 V ~ 3.6 V  •  Oscillator Type: Internal  •  Operating Temperature: 0°C ~ 70°C  •  Package / Case: 100-LQFP  •  Other PartNo: 269-3164, EZ80F93AZ020SC-ND