PIC18F4431-E/ML Microchip Technology, PIC18F4431-E/ML Datasheet - Page 3

• Manufacturer Part Number: PIC18F4431-E/ML
• Description: IC MCU FLASH 8KX16 44QFN
• Manufacturer: Microchip Technology
• Series: PIC® 18Fr

Specifications of PIC18F4431-E/ML

• Core Processor: PIC
• Core Size: 8-Bit
• Speed: 40MHz
• Connectivity: I²C, SPI, UART/USART
• Peripherals: Brown-out Detect/Reset, LVD, Power Control PWM, QEI, POR, PWM, WDT
• Number Of I /o: 36
• Program Memory Size: 16KB (8K x 16)
• Program Memory Type: FLASH
• Eeprom Size: 256 x 8
• Ram Size: 768 x 8
• Voltage - Supply (vcc/vdd): 4.2 V ~ 5.5 V
• Data Converters: A/D 9x10b
• Oscillator Type: Internal
• Operating Temperature: -40°C ~ 125°C
• Package / Case: 44-QFN
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

14-Bit Power Control PWM Module:
• Up to 4 Channels with Complementary Outputs
• Edge or Center-Aligned Operation
• Flexible Dead-Band Generator
• Hardware Fault Protection Inputs
• Simultaneous Update of Duty Cycle and Period:
Motion Feedback Module:
• Three Independent Input Capture Channels:
• Quadrature Encoder Interface:
High-Speed, 200 ksps 10-Bit A/D Converter:
• Up to 9 Channels
• Simultaneous, Two-Channel Sampling
• Sequential Sampling: 1, 2 or 4 Selected Channels
• Auto-Conversion Capability
• 4-Word FIFO with Selectable Interrupt Frequency
• Selectable External Conversion Triggers
• Programmable Acquisition Time
Flexible Oscillator Structure:
• Four Crystal modes up to 40 MHz
• Two External Clock modes up to 40 MHz
• Internal Oscillator Block:
• Secondary Oscillator using Timer1 @ 32 kHz
• Fail-Safe Clock Monitor:
 2010 Microchip Technology Inc.
PIC18F2331
PIC18F2431 16384
PIC18F4331
PIC18F4431 16384
- Flexible Special Event Trigger output
- Flexible operating modes for period and
- Special Hall sensor interface module
- Special Event Trigger output to other modules
- 2-phase inputs and one index input from
- High and low position tracking with direction
- Velocity measurement
- 8 user-selectable frequencies: 31 kHz to 8 MHz
- OSCTUNE can compensate for frequency drift
- Allows for safe shutdown of device if clock fails
Device
pulse-width measurement
encoder
status and change of direction interrupt
nanoWatt Technology, High-Performance PWM and A/D
28/40/44-Pin Enhanced Flash Microcontrollers with
(bytes)
Flash
8192
8192
Program Memory
# Single-Word
Instructions
4096
8192
4096
8192
(bytes)
SRAM
768
768
768
768
Data Memory
PIC18F2331/2431/4331/4431
EEPROM
(bytes)
256
256
256
256
I/O
24
24
36
36
A/D (ch)
10-Bit
5
5
9
9
Power-Managed Modes:
• Run: CPU on, Peripherals on
• Idle: CPU off, Peripherals on
• Sleep: CPU off, Peripherals off
• Ultra Low, 50 nA Input Leakage
• Idle mode Currents Down to 5.8 A, Typical
• Sleep Current Down to 0.1 A, Typical
• Timer1 Oscillator, 1.8 A, Typical, 32 kHz, 2V
• Watchdog Timer (WDT), 2.1 A, typical
• Oscillator Two-Speed Start-up
Peripheral Highlights:
• High-Current Sink/Source 25 mA/25 mA
• Three External Interrupts
• Two Capture/Compare/PWM (CCP) modules
• Enhanced USART module:
Special Microcontroller Features:
• 100,000 Erase/Write Cycle Enhanced Flash
• 1,000,000 Erase/Write Cycle Data EEPROM
• Flash/Data EEPROM Retention: 100 Years
• Self-Programmable under Software Control
• Priority Levels for Interrupts
• 8 x 8 Single-Cycle Hardware Multiplier
• Extended Watchdog Timer (WDT):
• Single-Supply In-Circuit Serial Programming™
• In-Circuit Debug (ICD) via Two Pins:
- Fast wake from Sleep and Idle, 1 s, typical
- Supports RS-485, RS-232 and LIN/J2602
- Auto-wake-up on Start bit
- Auto-Baud Detect
Program Memory, Typical
Memory, Typical
- Programmable period from 41 ms to 131s
(ICSP™) via Two Pins
- Drives PWM outputs safely when debugging
CCP
2
2
2
2
SPI
Y
Y
Y
Y
SSP
Slave
I
2
C™
Y
Y
Y
Y
EUSART
Y
Y
Y
Y
Y
Y
Y
Y
DS39616D-page 3
14-Bit
PWM
(ch)
6
6
8
8
8/16-Bit
Timers
1/3
1/3
1/3
1/3