Overview
The PIC16F1939-I/PT is a 8-bit microcontroller from Microchip Technology, part of the PIC16F mid-range family. This device is notable for its integration of various peripherals and features, making it suitable for a wide range of applications. It includes a hardware stack memory, LCD driver, and advanced communication interfaces. The microcontroller operates at a clock frequency of 32MHz and is packaged in a TQFP-44 (10x10) surface mount package.
Key Specifications
| Attribute | Value |
|---|---|
| Manufacturer | Microchip Technology |
| Part Number | PIC16F1939-I/PT |
| Package | TQFP-44 (10x10) |
| Program Memory | 28kB Flash |
| RAM | 1kB |
| EEPROM | 256B |
| Clock Frequency | 32MHz |
| Number of I/O Lines | 36 |
| Interface/Connectivity | I2C, SPI, EUSART with auto baud |
| Timers | Four 8-bit timers (TMR0/TMR2/TMR4/TMR6), One 16-bit timer (TMR1) |
| ADC | 14-channel 10-bit ADC |
| Operating Temperature | -40°C to +85°C |
| Supply Voltage | 1.8V to 5.5V |
| Watchdog Timer | Extended Watchdog Timer (EWDT) |
| Reset Features | Enhanced Power-On/Off-Reset, Brown-Out Reset (BOR) |
Key Features
- Enhanced mid-range core with 49 instructions and 16 stack levels
- Flash program memory with self read/write capability
- 96 LCD segment drive support
- Internal 32MHz oscillator
- Integrated capacitive mTouch sensing module
- Integrated temperature indicator
- MI2C, SPI, EUSART with auto baud
- 3 ECCP and 2 CCP (enhanced/capture compare PWM)
- Comparators with selectable voltage reference
- 14-channel 10-bit ADC with voltage reference
- 25 mA Source/sink current I/O
- In-Circuit Serial Programming (ICSP)
- Wide operating voltage (1.8 V – 5.5 V)
- Low power PIC16LF1939 variant (1.8 V – 3.6 V)
Applications
The PIC16F1939-I/PT microcontroller is suitable for various industrial and automotive applications due to its robust feature set and wide operating temperature range. It can be used in systems requiring advanced peripherals, low power consumption, and reliable performance.
Q & A
- What is the clock frequency of the PIC16F1939-I/PT microcontroller?
The clock frequency of the PIC16F1939-I/PT is 32MHz.
- What type of package does the PIC16F1939-I/PT come in?
The PIC16F1939-I/PT comes in a TQFP-44 (10x10) surface mount package.
- How much program memory does the PIC16F1939-I/PT have?
The PIC16F1939-I/PT has 28kB of Flash program memory.
- What communication interfaces are available on the PIC16F1939-I/PT?
The PIC16F1939-I/PT features MI2C, SPI, and EUSART with auto baud.
- Does the PIC16F1939-I/PT support LCD segment drive?
Yes, the PIC16F1939-I/PT supports 96 LCD segment drive.
- What is the operating temperature range of the PIC16F1939-I/PT?
The operating temperature range is -40°C to +85°C.
- Does the PIC16F1939-I/PT have integrated capacitive mTouch sensing?
Yes, it includes an integrated capacitive mTouch sensing module.
- How many timers are available on the PIC16F1939-I/PT?
The PIC16F1939-I/PT has four 8-bit timers (TMR0/TMR2/TMR4/TMR6) and one 16-bit timer (TMR1).
- What is the supply voltage range for the PIC16F1939-I/PT?
The supply voltage range is 1.8V to 5.5V.
- Does the PIC16F1939-I/PT support In-Circuit Serial Programming (ICSP)?
Yes, it supports ICSP.
- In which sectors is the PIC16F1939-I/PT commonly used?
The PIC16F1939-I/PT is commonly used in industrial and automotive sectors.
