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| TYPE | DESCRIPTION |
| Mfr | Microchip Technology |
| Series | PIC® 18F |
| Package | Tube |
| Product Status | Obsolete |
| DigiKey Programmable | Not Verified |
| Core Processor | PIC |
| Core Size | 8-Bit |
| Speed | 40MHz |
| Connectivity | I²C, SPI, UART/USART |
| Peripherals | Brown-out Detect/Reset, LVD, POR, PWM, WDT |
| Number of I/O | 32 |
| Program Memory Size | 12KB (6K x 16) |
| Program Memory Type | FLASH |
| EEPROM Size | 256 x 8 |
| RAM Size | 640 x 8 |
| Voltage - Supply (Vcc/Vdd) | 2V ~ 5.5V |
| Data Converters | A/D 8x10b |
| Oscillator Type | Internal |
| Operating Temperature | -40°C ~ 85°C (TA) |
| Mounting Type | Surface Mount |
| Package / Case | 44-VQFN Exposed Pad |
| Supplier Device Package | 44-QFN (8x8) |
| Base Product Number | PIC18LF4439 |
