| Part Number | PIC16F74-I/ML | PIC16F77-I/ML | 
|---|---|---|
| Manufacturer | Microchip Technology | Microchip Technology | 
| Category | Embedded - Microcontrollers | Embedded - Microcontrollers | 
|   |   | |
| Product Status | Obsolete | Active | 
| Core Processor | PIC | PIC | 
| Core Size | 8-Bit | 8-Bit | 
| Speed | 20MHz | 20MHz | 
| Connectivity | I²C, SPI, UART/USART | I²C, SPI, UART/USART | 
| Peripherals | Brown-out Detect/Reset, POR, PWM, WDT | Brown-out Detect/Reset, POR, PWM, WDT | 
| Number of I/O | 33 | 33 | 
| Program Memory Size | 7KB (4K x 14) | 14KB (8K x 14) | 
| Program Memory Type | Flash | Flash | 
| EEPROM Size | - | - | 
| RAM Size | 192 x 8 | 368 x 8 | 
| Voltage - Supply (Vcc/Vdd) | 4V ~ 5.5V | 4V ~ 5.5V | 
| Data Converters | A/D 8x8b | A/D 8x8b | 
| Oscillator Type | External | External | 
| Operating Temperature | -40°C ~ 85°C (TA) | -40°C ~ 85°C (TA) | 
| Mounting Type | Surface Mount | Surface Mount | 
| Package / Case | 44-VQFN Exposed Pad | 44-VQFN Exposed Pad | 
| Supplier Device Package | 44-QFN (8x8) | 44-QFN (8x8) |