8-bit RISC Flash Microcontroller, operating at up to 20MHz. Features 7KB Flash memory, 192B RAM, and 22 programmable I/Os. Supports I2C, SPI, USART, and UART interfaces, with 2 PWM channels and 3 timers. Includes a watchdog timer and 5-channel A/D converter. Packaged in a 28-pin SOIC (SO-28) surface mount case, operating from 4V to 5.5V, with a temperature range of -40°C to 85°C.
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Microchip PIC16F873A-I/SO technical specifications.
| Access Time | 20us |
| Address Bus Width | 8b |
| Package/Case | SOIC |
| Core Architecture | PIC |
| Data Bus Width | 8b |
| Density | 7KB |
| Frequency | 20MHz |
| Height | 2.39mm |
| Interface | I2C, SPI, USART, UART, SSP |
| Lead Free | Lead Free |
| Length | 18.08mm |
| Max Frequency | 20MHz |
| Max Operating Temperature | 85°C |
| Min Operating Temperature | -40°C |
| Max Supply Voltage | 5.5V |
| Memory Size | 7KB |
| Memory Type | FLASH, |
| Min Supply Voltage | 4V |
| Mount | Surface Mount |
| Number of A/D Converters | 1 |
| Number of ADC Channels | 5 |
| Number of Bits | 8 |
| Number of Ethernet Channels | 1 |
| Number of I/Os | 22 |
| Number of I2C Channels | 1 |
| Number of Programmable I/O | 22 |
| Number of PWM Channels | 2 |
| Number of SPI Channels | 1 |
| Number of Timers/Counters | 3 |
| Number of UART Channels | 1 |
| Oscillator Type | External |
| Package Quantity | 27 |
| Packaging | Rail/Tube |
| Peripherals | Brown-out Detect/Reset, POR, PWM, WDT, I2C |
| Radiation Hardening | No |
| RAM Size | 192B |
| Reach SVHC Compliant | No |
| RoHS Compliant | Yes |
| Supply Current | 1.6mA |
| Watchdog Timer | Yes |
| Width | 7.59mm |
| RoHS | Compliant |
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