Microcontroller PIC18F452 from Microchip Inc. PDIP case. 40 pin through hole. Features: IC, 8-BIT FLASH MCU, Controller Family/Series: PIC18F452 Program Memory Size: 32KB RAM Memory Size: 1.5KB CPU Speed: 40MHz No. of I/O's: 34 Digital IC Case Style: DIP No. of Pins: 40 Embedded Interface Type: AUSART, I2C, PSP, SPI Supply Voltage Min: 4.2V Supply Voltage Max: 5.5V MSL: - SVHC: No SVHC (20-Jun-2013) Core Size: 8bit EEPROM Memory Size: 256Byte Flash Memory Size: 32KB IC Generic Number: 18F452 IC Temperature Range: Industrial Logic Function Number: 18F452 Memory Type: Flash Microprocessor/Controller Features: 2 PWM, Watchdog , In-System Programming, 2 CCP No. of ADC Inputs: 8 No. of Bits: 8 No. of MIPS: 10 No. of PWM Channels: 2 No. of Timers: 4 Number of bits in ADC: 10 Operating Temperature Max: 85°C Operating Temperature Min: -40°C Operating Temperature Range: -40°C to +85°C Oscillator Type: External Packaging: Tube Peripherals: ADC, PWM, Timer Program Memory Size: 32KB Supply Voltage Range: 4.2V to 5.5V Termination Type: Through Hole