PIC18F4431-E/ML Microchip Technology, PIC18F4431-E/ML Datasheet - Page 154

• 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

PIC18F2331/2431/4331/4431
FIGURE 17-3:
DS39616D-page 154
CAP2/3 Pin
Note 1: IC2 and IC3 are denoted as x = 2 and 3.
2: CAP2BUF is enabled as POSCNT when QEI mode is active.
3: CAP3BUF is enabled as MAXCNT when QEI mode is active.
FLTCK<2:0>
Noise
Filter
3
INPUT CAPTURE BLOCK DIAGRAM FOR IC2 AND IC3
Prescaler
1, 4, 16
CAP1M<3:0>
4
Q Clocks
(1)
Select
Capture Clock/
Mode
and
Q Clocks
Interrupt
Decode
Reset/
Logic
CAPxM<3:0>
CAPxBUF_clk
Reset
(1)
ICxIF
(1)
(1)
TMR5
Enable
 2010 Microchip Technology Inc.
CAPxBUF
CAPxREN
TMR5
Control
Timer
Reset
(1,2,3)
(2)
TMR5 Reset
Capture
Clock