PIC16C55-XTI/SOIC MCU OTP 512X12 28SOIC|MICROCHIP TECHNOLOGY|Lead All|RoHS Mixed PIC16C55T-XTI/SO PIC16C55-XTI/SSIC MCU OTP 512X12 28SSOP|MICROCHIP TECHNOLOGY|Lead free|RoHS Compliant PIC16C55T-XTI/SS