| PartNumber | PIC16F677-E/ML | PIC16F677-E/P | PIC16F677-E/SO |
| Description | 8-bit Microcontrollers - MCU 3.5 KB 128 RAM 18I/O | 8-bit Microcontrollers - MCU 1.75KB 64 RAM 12 I/O Ext Temp PDIP | 8-bit Microcontrollers - MCU 3.5KB FL 128R 18 I/O |
| Manufacturer | Microchip | Microchip | Microchip |
| Product Category | 8-bit Microcontrollers - MCU | 8-bit Microcontrollers - MCU | 8-bit Microcontrollers - MCU |
| RoHS | Y | Y | Y |
| Mounting Style | SMD/SMT | Through Hole | SMD/SMT |
| Package / Case | QFN-20 | PDIP-20 | SOIC-20 |
| Series | PIC16F677 | PIC16F677 | PIC16F677 |
| Core | PIC | PIC | PIC |
| Data Bus Width | 8 bit | 8 bit | 8 bit |
| Maximum Clock Frequency | 20 MHz | 20 MHz | 20 MHz |
| Program Memory Size | 3 kB | 2 kB | 2 kB |
| Data RAM Size | 128 B | 128 B | 128 B |
| ADC Resolution | 10 bit | 10 bit | 10 bit |
| Number of I/Os | 17 I/O | 18 I/O | 18 I/O |
| Operating Supply Voltage | 4.5 V to 5.5 V | 2 V to 5.5 V | 2 V to 5.5 V |
| Minimum Operating Temperature | - 40 C | - 40 C | - 40 C |
| Maximum Operating Temperature | + 125 C | + 125 C | + 125 C |
| Packaging | Tube | Tube | Tube |
| Height | 0.88 mm | 3.3 mm | 2.31 mm |
| Length | 4 mm | 26.16 mm | 12.8 mm |
| Product | MCU | MCU | MCU |
| Program Memory Type | Flash | Flash | Flash |
| Width | 4 mm | 6.35 mm | 7.49 mm |
| Brand | Microchip Technology | Microchip Technology | Microchip Technology |
| Interface Type | SSP | SSP | SSP |
| Number of ADC Channels | 12 | 12 | 12 |
| Number of Timers/Counters | 2 Timer | 2 Timer | 2 Timer |
| Processor Series | PIC16 | PIC16 | PIC16 |
| Product Type | 8-bit Microcontrollers - MCU | 8-bit Microcontrollers - MCU | 8-bit Microcontrollers - MCU |
| Factory Pack Quantity | 91 | 22 | 38 |
| Subcategory | Microcontrollers - MCU | Microcontrollers - MCU | Microcontrollers - MCU |
| Supply Voltage Max | 5.5 V | 5.5 V | 5.5 V |
| Supply Voltage Min | 4.5 V | 4.5 V | 4.5 V |
| Tradename | PIC | PIC | PIC |
| Unit Weight | 0.004339 oz | 0.079719 oz | 0.028254 oz |
| Data ROM Size | - | 256 B | 256 B |
| Data ROM Type | - | Flash | Flash |