PIC18F4431-E/P Microchip Technology, PIC18F4431-E/P Datasheet - Page 166

IC MCU FLASH 8KX16 40DIP

PIC18F4431-E/P

Manufacturer Part Number
PIC18F4431-E/P
Description
IC MCU FLASH 8KX16 40DIP
Manufacturer
Microchip Technology
Series
PIC® 18Fr

Specifications of PIC18F4431-E/P

Core Size
8-Bit
Program Memory Size
16KB (8K x 16)
Core Processor
PIC
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 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
40-DIP (0.600", 15.24mm)
Controller Family/series
PIC18
No. Of I/o's
36
Eeprom Memory Size
256Byte
Ram Memory Size
768Byte
Cpu Speed
40MHz
No. Of Timers
4
Processor Series
PIC18F
Core
PIC
Data Bus Width
8 bit
Data Ram Size
768 B
Interface Type
EUSART, I2C, SPI, SSP
Maximum Clock Frequency
40 MHz
Number Of Programmable I/os
36
Number Of Timers
1 x 8
Operating Supply Voltage
2 V to 5.5 V
Maximum Operating Temperature
+ 125 C
Mounting Style
Through Hole
3rd Party Development Tools
52715-96, 52716-328, 52717-734, 52712-325, EWPIC18
Development Tools By Supplier
PG164130, DV164035, DV244005, DV164005, PG164120, ICE2000, ICE4000, DV164136
Minimum Operating Temperature
- 40 C
On-chip Adc
9 bit
Lead Free Status / RoHS Status
Lead free / RoHS Compliant
For Use With
DVA18XP400 - DEVICE ADAPTER 18F4220 PDIP 40LDACICE0206 - ADAPTER MPLABICE 40P 600 MIL
Lead Free Status / Rohs Status
 Details

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PIC18F2331/2431/4331/4431
FIGURE 17-11:
DS39616D-page 166
Note 1: POSCNT register is shown in QEI x4 Update mode (POSCNT increments on every rising and every falling edge of
QEA
QEB
Count (+/-)
POSCNT
MAXCNT
INDX
IC2QEIF
UP/DOWN
Position
Counter Load
2: When an INDX Reset pulse is detected, POSCNT is reset to ‘0’ on the next QEA or QEB edge. POSCNT is set to
3: IC2QEIF is enabled for one T
4: The position counter is loaded with 0000h (i.e., Reset) on the next QEA or QEB edge when the INDX is high.
5: The position counter is loaded with a MAXCNT value (e.g., 1527h) on the next QEA or QEB edge following the
6: IC2QEIF must be cleared in software.
QEA and QEB input signals).
MAXCNT when POSCNT = 0 (when decrementing), which occurs on the next QEA or QEB edge. a similar Reset
sequence occurs for the reverse direction, except that the INDX signal is recognized on its falling edge. The Reset
is generated on the next QEA or QEB edge.
INDX falling edge input signal detect).
(1)
QEI MODULE RESET TIMING WITH THE INDEX INPUT
+1 +1 +1 +1 +1 +1 +1 +1 +1 +1 +1 +1
MAXCNT = 1527
Note 2
Q1
Q4
Forward
CY
(4)
(3)
clock cycle.
Note 6
-1 -1 -1 -1 -1 -1 -1 -1 -1 -1 -1 -1 -1 -1 -1 -1 -1 -1 -1 -1 -1 -1 -1 -1
Note 2
Q1
Q4
(5)
(3)
Reverse
 2010 Microchip Technology Inc.

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