Manufacturer: Microchip Technology  •  RoHS/pb-free: RoHS   Pb-free  •  Series: PIC® 16C  •  Core Processor: PIC  •  Core Size: 8-Bit  •  Speed: 4MHz  •  Peripherals: Brown-out Detect/Reset, POR, WDT  •  Number of I /O: 13  •  Program Memory Size: 1.75KB (1K x 14)  •  Program Memory Type: OTP  •  RAM Size: 80 x 8  •  Voltage - Supply (Vcc/Vdd): 2.5 V ~ 6 V  •  Oscillator Type: External  •  Operating Temperature: -40°C ~ 125°C  •  Package / Case: 18-SOIC (7.5mm Width)  •  Other PartNo: PIC16LC621T-04ESO