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| Part Number | PIC16F687-E/P | PIC16F687-I/P | PIC16F688-E/P | PIC16F689-E/P | PIC16F677-E/P | PIC16F684-E/P | PIC16F685-E/P |
|---|---|---|---|---|---|---|---|
| Manufacturer | Microchip Technology | Microchip Technology | Microchip Technology | Microchip Technology | Microchip Technology | Microchip Technology | Microchip Technology |
| Product Status | Active | Active | Active | Active | Active | Active | Active |
| Core Processor | PIC | PIC | PIC | PIC | PIC | PIC | PIC |
| Core Size | 8-Bit | 8-Bit | 8-Bit | 8-Bit | 8-Bit | 8-Bit | 8-Bit |
| Speed | 20MHz | 20MHz | 20MHz | 20MHz | 20MHz | 20MHz | 20MHz |
| Connectivity | I²C, SPI, UART/USART | I²C, SPI, UART/USART | UART/USART | I²C, SPI, UART/USART | I²C, SPI | - | - |
| Peripherals | Brown-out Detect/Reset, POR, WDT | Brown-out Detect/Reset, POR, WDT | Brown-out Detect/Reset, POR, WDT | Brown-out Detect/Reset, POR, WDT | Brown-out Detect/Reset, POR, WDT | Brown-out Detect/Reset, POR, PWM, WDT | Brown-out Detect/Reset, POR, PWM, WDT |
| Number of I/O | 18 | 18 | 12 | 18 | 18 | 12 | 18 |
| Program Memory Size | 3.5KB (2K x 14) | 3.5KB (2K x 14) | 7KB (4K x 14) | 7KB (4K x 14) | 3.5KB (2K x 14) | 3.5KB (2K x 14) | 7KB (4K x 14) |
| Program Memory Type | Flash | Flash | Flash | Flash | Flash | Flash | Flash |
| EEPROM Size | 256 x 8 | 256 x 8 | 256 x 8 | 256 x 8 | 256 x 8 | 256 x 8 | 256 x 8 |
| RAM Size | 128 x 8 | 128 x 8 | 256 x 8 | 256 x 8 | 128 x 8 | 128 x 8 | 256 x 8 |
| Voltage - Supply (Vcc/Vdd) | 2V ~ 5.5V | 2V ~ 5.5V | 2V ~ 5.5V | 2V ~ 5.5V | 2V ~ 5.5V | 2V ~ 5.5V | 2V ~ 5.5V |
| Data Converters | A/D 12x10b | A/D 12x10b | A/D 8x10b | A/D 12x10b | A/D 12x10b | A/D 8x10b | A/D 12x10b |
| Oscillator Type | Internal | Internal | Internal | Internal | Internal | Internal | Internal |
| Operating Temperature | -40°C ~ 125°C (TA) | -40°C ~ 85°C (TA) | -40°C ~ 125°C (TA) | -40°C ~ 125°C (TA) | -40°C ~ 125°C (TA) | -40°C ~ 125°C (TA) | -40°C ~ 125°C (TA) |
| Mounting Type | Through Hole | Through Hole | Through Hole | Through Hole | Through Hole | Through Hole | Through Hole |
| Package / Case | 20-DIP (0.300", 7.62mm) | 20-DIP (0.300", 7.62mm) | 14-DIP (0.300", 7.62mm) | 20-DIP (0.300", 7.62mm) | 20-DIP (0.300", 7.62mm) | 14-DIP (0.300", 7.62mm) | 20-DIP (0.300", 7.62mm) |
| Supplier Device Package | 20-PDIP | 20-PDIP | 14-PDIP | 20-PDIP | 20-PDIP | 14-PDIP | 20-PDIP |
