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| Part Number | PIC16F18446-E/SS | PIC16F18446-I/SS | PIC16F18456-E/SS | PIC16F18346-E/SS | PIC16F18444-E/SS | PIC16F18445-E/SS | PIC16F18446-E/SO |
|---|---|---|---|---|---|---|---|
| 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 | 32MHz | 32MHz | 32MHz | 32MHz | 32MHz | 32MHz | 32MHz |
| Connectivity | I²C, LINbus, SPI, UART/USART | I²C, LINbus, SPI, UART/USART | I²C, LINbus, SPI, UART/USART | I²C, LINbus, SPI, UART/USART | I²C, LINbus, SPI, UART/USART | I²C, LINbus, SPI, UART/USART | I²C, LINbus, SPI, UART/USART |
| Peripherals | Brown-out Detect/Reset, POR, PWM, WDT | Brown-out Detect/Reset, POR, PWM, WDT | Brown-out Detect/Reset, POR, PWM, WDT | Brown-out Detect/Reset, POR, PWM, WDT | Brown-out Detect/Reset, POR, PWM, WDT | Brown-out Detect/Reset, POR, PWM, WDT | Brown-out Detect/Reset, POR, PWM, WDT |
| Number of I/O | 18 | 18 | 26 | 18 | 17 | 17 | 18 |
| Program Memory Size | 28KB (16K x 14) | 28KB (16K x 14) | 28KB (16K x 14) | 28KB (16K x 14) | 7KB (4K x 14) | 14KB (8K x 14) | 28KB (16K 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 | 2K x 8 | 2K x 8 | 2K x 8 | 2K x 8 | 512 x 8 | 1K x 8 | 2K x 8 |
| Voltage - Supply (Vcc/Vdd) | 2.3V ~ 5.5V | 2.3V ~ 5.5V | 2.5V ~ 5.5V | 2.3V ~ 5.5V | 2.3V ~ 5.5V | 2.3V ~ 5.5V | 2.3V ~ 5.5V |
| Data Converters | A/D 17x12b; D/A 1x5b | A/D 17x12b; D/A 1x5b | A/D 24x12b; D/A 1x5b | A/D 17x10b; D/A 1x5b | A/D 17x12b; D/A 1x5b | A/D 17x12b; D/A 1x5b | A/D 17x12b; D/A 1x5b |
| Oscillator Type | Internal | Internal | Internal | Internal | Internal | External | Internal |
| Operating Temperature | -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) | -40°C ~ 125°C (TA) | -40°C ~ 125°C (TA) |
| Mounting Type | Surface Mount | Surface Mount | Surface Mount | Surface Mount | Surface Mount | Surface Mount | Surface Mount |
| Package / Case | 20-SSOP (0.209", 5.30mm Width) | 20-SSOP (0.209", 5.30mm Width) | 28-SSOP (0.209", 5.30mm Width) | 20-SSOP (0.209", 5.30mm Width) | 20-SSOP (0.209", 5.30mm Width) | 20-SSOP (0.209", 5.30mm Width) | 20-SOIC (0.295", 7.50mm Width) |
| Supplier Device Package | 20-SSOP | 20-SSOP | 28-SSOP | 20-SSOP | 20-SSOP | 20-SSOP | 20-SOIC |
