PIC18F4431-I/PT Microchip Technology Inc., PIC18F4431-I/PT Datasheet - Page 164

• Manufacturer Part Number: PIC18F4431-I/PT
• Description: Microcontroller; 16 KB Flash; 768 RAM; 256 EEPROM; 36 I/O; 44-Pin TQFP
• Manufacturer: Microchip Technology Inc.

Specifications of PIC18F4431-I/PT

• A/d Inputs: 9-Channel, 10-Bit
• Cpu Speed: 10 MIPS
• Eeprom Memory: 256 Bytes
• Input Output: 36
• Interface: I2C/SPI/USART
• Memory Type: Flash
• Number Of Bits: 8
• Package Type: 44-pin TQFP
• Programmable Memory: 16K Bytes
• Ram Size: 768 Bytes
• Speed: 40 MHz
• Timers: 1-8-bit, 3-16-bit
• Voltage, Range: 2-5.5 V
• Lead Free Status / Rohs Status: RoHS Compliant part Electrostatic Device

PIC18F2331/2431/4331/4431
FIGURE 16-3:
DS39616B-page 162
Note 1: IC2 and IC3 are denoted as x=2 and 3.
CAP2/CAP3 Pin
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
CAPxM<3:0>
1, 4, 16
4
(1)
Q clocks CAPxM<3:0>
Select
Mode
and
Capture Clock/
Reset/
Interrupt
Decode
Logic
Q’s
Preliminary
CAPxBUF_clk
Reset
(1)
ICxIF
(1)
(1)
TMR5
Enable
CAPxREN
 2003 Microchip Technology Inc.
CAPxBUF
TMR5
Timer
Reset
Control
(2)
(1,2,3)
TMR5 Reset
Capture
Clock