Product Overview
The PIC16F1823-I is a 14-pin enhanced mid-range 8-bit Flash microcontroller featuring a comprehensive peripheral set including a 10-bit ADC, EUSART, MSSP (SPI/I²C), multiple CCP/PWM modules, and mTouch capacitive touch sensing capability. With 7 KB of Flash program memory, 256 bytes of RAM, 256 bytes of EEPROM, and an integrated high-accuracy internal oscillator, this device offers excellent value for compact embedded control applications. The industrial temperature variant operates reliably from -40°C to +85°C, making it suitable for consumer electronics, industrial control, LED lighting, and touch-sensitive user interfaces.
Key Specifications
| Core Architecture | PIC RISC (enhanced mid-range, 14-bit) |
| Flash Program Memory | 7 KB (4096 words) |
| RAM (Data Memory) | 256 bytes |
| EEPROM | 256 bytes |
| ADC Resolution | 10-bit, 10 channels |
| Capacitive Touch | mTouch support (up to 9 channels) |
| Internal Oscillator | 32 MHz (±1% calibrated) |
| Supply Voltage | 1.8V to 5.5V |
| I/O Pins | 12 |
| Serial Ports | EUSART + MSSP (SPI/I²C) |
| PWM/CCP | 2 CCP + 2 PWM modules |
| Timers | TMR0, TMR1 (16-bit), TMR2 |
| Operating Temperature | -40°C to +85°C (Industrial) |
| Package Type | SOIC-14 / TSSOP-14 / QFN-16 |
Features
- 10-bit ADC with 10 analog channels
- mTouch capacitive touch sensing support
- 7KB Flash + 256B RAM + 256B EEPROM
- 32 MHz high-accuracy internal oscillator
- EUSART + MSSP (SPI/I²C) serial ports
- 4 PWM channels (2 CCP + 2 ECCP)
- Data Signal Modulator (DSM)
- Wide voltage range: 1.8V to 5.5V
- Industrial temperature range
Applications
- Capacitive touch buttons and sliders
- LED lighting control and dimming
- Consumer electronics interfaces
- Smart home devices
- Industrial sensor nodes
- Battery-powered portable devices
- Appliance user interfaces
- Remote controls