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| Part Number | PIC16F1938-I/MV | PIC16F1939-I/MV | PIC16F1938T-I/MV | PIC16F1933-I/MV | PIC16F1934-I/MV | PIC16F1936-I/MV | PIC16F1937-I/MV | PIC16F1938-E/MV | PIC16F1938-I/ML |
|---|---|---|---|---|---|---|---|---|---|
| Manufacturer | Microchip Technology | Microchip Technology | Microchip Technology | Microchip Technology | Microchip Technology | Microchip Technology | Microchip Technology | Microchip Technology | Microchip Technology |
| Product Status | Active | Active | Active | Active | Active | Active | Active | Active | Active |
| Core Processor | PIC | PIC | PIC | PIC | PIC | PIC | PIC | PIC | PIC |
| Core Size | 8-Bit | 8-Bit | 8-Bit | 8-Bit | 8-Bit | 8-Bit | 8-Bit | 8-Bit | 8-Bit |
| Speed | 32MHz | 32MHz | 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 | I²C, LINbus, SPI, UART/USART | I²C, LINbus, SPI, UART/USART |
| Peripherals | Brown-out Detect/Reset, LCD, POR, PWM, WDT | Brown-out Detect/Reset, LCD, POR, PWM, WDT | Brown-out Detect/Reset, LCD, POR, PWM, WDT | Brown-out Detect/Reset, LCD, POR, PWM, WDT | Brown-out Detect/Reset, LCD, POR, PWM, WDT | Brown-out Detect/Reset, LCD, POR, PWM, WDT | Brown-out Detect/Reset, LCD, POR, PWM, WDT | Brown-out Detect/Reset, LCD, POR, PWM, WDT | Brown-out Detect/Reset, LCD, POR, PWM, WDT |
| Number of I/O | 25 | 36 | 25 | 25 | 36 | 25 | 36 | 25 | 25 |
| Program Memory Size | 28KB (16K x 14) | 28KB (16K x 14) | 28KB (16K x 14) | 7KB (4K x 14) | 7KB (4K x 14) | 14KB (8K x 14) | 14KB (8K x 14) | 28KB (16K x 14) | 28KB (16K x 14) |
| Program Memory Type | Flash | Flash | 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 | 256 x 8 | 256 x 8 |
| RAM Size | 1K x 8 | 1K x 8 | 1K x 8 | 256 x 8 | 256 x 8 | 512 x 8 | 512 x 8 | 1K x 8 | 1K x 8 |
| Voltage - Supply (Vcc/Vdd) | 1.8V ~ 5.5V | 1.8V ~ 5.5V | 1.8V ~ 5.5V | 1.8V ~ 5.5V | 1.8V ~ 5.5V | 1.8V ~ 5.5V | 1.8V ~ 5.5V | 1.8V ~ 5.5V | 1.8V ~ 5.5V |
| Data Converters | A/D 11x10b | A/D 14x10b | A/D 11x10b | A/D 11x10b | A/D 14x10b | A/D 11x10b | A/D 14x10b | A/D 11x10b | A/D 11x10b |
| Oscillator Type | Internal | Internal | Internal | Internal | Internal | Internal | Internal | Internal | Internal |
| Operating Temperature | -40°C ~ 85°C (TA) | -40°C ~ 85°C (TA) | -40°C ~ 85°C (TA) | -40°C ~ 85°C (TA) | -40°C ~ 85°C (TA) | -40°C ~ 85°C (TA) | -40°C ~ 85°C (TA) | -40°C ~ 125°C (TA) | -40°C ~ 85°C (TA) |
| Mounting Type | Surface Mount | Surface Mount | Surface Mount | Surface Mount | Surface Mount | Surface Mount | Surface Mount | Surface Mount | Surface Mount |
| Package / Case | 28-UFQFN Exposed Pad | 40-UFQFN Exposed Pad | 28-UFQFN Exposed Pad | 28-UFQFN Exposed Pad | 40-UFQFN Exposed Pad | 28-UFQFN Exposed Pad | 40-UFQFN Exposed Pad | 28-UFQFN Exposed Pad | 28-VQFN Exposed Pad |
| Supplier Device Package | 28-UQFN (4x4) | 40-UQFN (5x5) | 28-UQFN (4x4) | 28-UQFN (4x4) | 40-UQFN (5x5) | 28-UQFN (4x4) | 40-UQFN (5x5) | 28-UQFN (4x4) | 28-QFN (6x6) |
