P87C51 - MICROCONTROLLER, 8-BIT,
| Part | Connectivity | Package / Case | Operating Temperature [Max] | Operating Temperature [Min] | Number of I/O | Peripherals | RAM Size | Program Memory Type | Core Size | Speed | Mounting Type | Program Memory Size | Core Processor | Oscillator Type | Voltage - Supply (Vcc/Vdd) [Min] | Voltage - Supply (Vcc/Vdd) [Max] | 
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
Rochester Electronics, LLC  | UART/USART  | 44-QFP  | 70 °C  | 0 °C  | 32  | POR  PWM  WDT  | 256 x 8  | OTP  | 8-Bit  | 16 MHz  | Surface Mount  | 16 KB  | 80C51  | Internal  | 2.7 V  | 5.5 V  |