PIC16F1939-I/PT 28/40/44-Pin Flash-Based, 8-Bit CMOS Microcontrollers With LCD Driver
PIC16F1939-I/PT 28/40/44-Pin Flash-Based, 8-Bit CMOS Microcontrollers With LCD Driver
Peripheral Features
- Up to 35 I/O Pins and 1 Input-only pin:
- High-current source/sink for direct LED drive
- Individually programmable Interrupt-on-pin change pins
- Individually programmable weak pull-ups
- Integrated LCD Controller:
- Up to 96 segments
- Variable clock input
- Contrast control
- Internal voltage reference selections
- Capacitive Sensing Module (mTouch™): Up to 16 selectable channels
- A/D Converter:
- 10-bit resolution and up to 14 channels
- Selectable 1.024/2.048/4.096V voltage reference
- Timer0: 8-Bit Timer/Counter with 8-Bit Programmable Prescaler
- Enhanced Timer1:
- Dedicated low-power 32 kHz oscillator driver
- 16-bit timer/counter with prescaler
- External Gate Input mode with toggle and single-shot modes
- Interrupt-on-gate completion
- Timer2, 4, 6: 8-Bit Timer/Counter with 8-Bit Period Register, Prescaler and Postscaler
- Two Capture, Compare, PWM Modules (CCP):
- 16-bit Capture, max. resolution 125 ns
- 16-bit Compare, max. resolution 125 ns
- 10-bit PWM, max. frequency 31.25 kHz
- Three Enhanced Capture, Compare, PWM Modules (ECCP):
- 3 PWM time-base options
- Auto-shutdown and auto-restart
- PWM steering
- Programmable Dead-band Delay
Device Program Memory Specifications
| Device |
Program Memory Space (Words) |
Last Program Memory Address |
| PIC16F1938/PIC16LF1938 |
16,384 |
3FFFh |
| PIC16F1939/PIC16LF1939 |
16,384 |
3FFFh |
Packaging & Shipping
Standard export packaging available. Customers can choose from cartons, wooden cases, and wooden pallets according to their requirements.
Frequently Asked Questions
How to obtain the price?
We typically provide quotations within 24 hours of receiving your inquiry (excluding weekends and holidays). For urgent pricing requests, please contact us directly.
What is your delivery time?
Small batches typically ship within 7-15 days, while large batch orders may require approximately 30 days depending on order quantity and season.
What are your payment terms?
Factory pricing with 30% deposit and 70% balance payment via T/T before shipment.
What are the shipping options?
Available shipping methods include sea freight, air freight, and express delivery (EMS, UPS, DHL, TNT, FEDEX). Please confirm your preferred method before ordering.
