Key facts
- Brand
- MICROCHIP
- Model
- PIC4431
- Documents
- 2
- Languages
- EN · ZH
- Last added
- 2012-04-06
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Microchip PIC18F2331/2431/4331/4431 Data Sheet
This data sheet describes the PIC18F2331/2431/4331/4431 family of 28/40/44‑pin enhanced‑flash microcontrollers featuring nanoWatt technology, high‑performance PWM, and a 10‑bit high‑speed A/D converter. It includes detailed information on device architecture, oscillator options, power‑managed modes, and peripheral modules.
Key sections cover the 14‑bit Power Control PWM module, Motion Feedback module, 8×8 hardware multiplier, various timer modules, SSP and EUSART interfaces, as well as electrical characteristics, packaging information, and migration guides for developers.
MICROCHIP PIC4431 specifications
| Idle mode current | 5.8 µA typical |
|---|---|
| Sleep mode current | 0.1 µA typical |
| A/D converter speed | 200 ksps 10‑bit |
| Number of A/D channels | Up to 9 channels |
| Crystal oscillator frequency range | Up to 40 MHz |
| Internal oscillator frequencies | 8 selectable frequencies from 31 kHz to 8 MHz |
| PWM channel count | Up to 4 channels with complementary outputs |
| Current sink/source per I/O pin | 25 mA |
All MICROCHIP PIC4431 documents by type
Ratings, dimensions and ordering codes, for selection and design work.
Questions answered in these manuals
What does Microchip say about code protection for its devices?
Microchip states that code protection is not guaranteed to be unbreakable and that attempts to bypass it may violate the Digital Millennium Copyright Act.
How can the PIC18F devices be programmed in‑circuit?
They support single‑supply In‑Circuit Serial Programming (ICSP) using two pins.
What is the operating voltage range for the PIC18F2331/2431/4331/4431 devices?
The standard devices operate from 4.2 V to 5.5 V, while the low‑voltage (LF) versions operate from 2.0 V to 5.5 V.
From: Microchip PIC18F2331/2431/4331/4431 Microcontroller Datasheet
How many PWM channels does the Power Control PWM module provide?
It provides up to four complementary PWM output channels.
From: Microchip PIC18F2331/2431/4331/4431 Microcontroller Datasheet