Manufacturer: Atmel  •  Series: 89LV  •  Core Processor: 8051  •  Core Size: 8-Bit  •  Speed: 12MHz  •  Connectivity: UART/USART  •  Number of I /O: 32  •  Program Memory Size: 4KB (4K x 8)  •  Program Memory Type: FLASH  •  RAM Size: 128 x 8  •  Voltage - Supply (Vcc/Vdd): 2.7 V ~ 6 V  •  Oscillator Type: Internal  •  Operating Temperature: -40°C ~ 85°C  •  Package / Case: 44-TQFP  •  Other PartNo: AT89LV5112AI