PIC18F2431-I/SO Microchip Technology, PIC18F2431-I/SO Datasheet - Page 15

• Manufacturer Part Number: PIC18F2431-I/SO
• Description: IC PIC MCU FLASH 8KX16 28SOIC
• Manufacturer: Microchip Technology
• Series: PIC® 18Fr

Specifications of PIC18F2431-I/SO

• Program Memory Type: FLASH
• Program Memory Size: 16KB (8K x 16)
• Package / Case: 28-SOIC (7.5mm Width)
• 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: 24
• Eeprom Size: 256 x 8
• Ram Size: 768 x 8
• Voltage - Supply (vcc/vdd): 4.2 V ~ 5.5 V
• Data Converters: A/D 5x10b
• Oscillator Type: Internal
• Operating Temperature: -40°C ~ 85°C
• 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: 24
• Number Of Timers: 4
• Operating Supply Voltage: 2 V to 5.5 V
• Maximum Operating Temperature: + 85 C
• Mounting Style: SMD/SMT
• 3rd Party Development Tools: 52715-96, 52716-328, 52717-734, 52712-325, EWPIC18
• Development Tools By Supplier: PG164130, DV164035, DV244005, DV164005, PG164120, ICE2000, ICE4000, DM183021, DV164136
• Minimum Operating Temperature: - 40 C
• On-chip Adc: 5-ch x 10-bit
• Package: 28SOIC W
• Device Core: PIC
• Family Name: PIC18
• Maximum Speed: 40 MHz
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• For Use With: XLT28SO-1 - SOCKET TRANSITION 28SOIC 300MILI3-DB18F4431 - BOARD DAUGHTER ICEPIC3
• Lead Free Status / Rohs Status: Lead free / RoHS Compliant

FIGURE 1-2:
 2010 Microchip Technology Inc.
OSC2/CLKO
OSC1/CLKI
Note 1:
Program Memory
MCLR/V
V
Address Latch
DD
T1OSI
T1OSO
Data Latch
, V
Data EE
Timer0
SS
2:
3:
4:
PP
16
21
RE3 is available only when MCLR is disabled.
RD4 is the alternate pin for FLTA.
RC3, RC4 and RC5 are alternate pins for T0CKI/T5CKI, SDI/SDA, SCK/SCL, respectively.
RD5 is the alternate pin for PWM4.
21
21
Generation
Reference
Band Gap
Precision
Timing
4x PLL
Table Latch
Instruction
PIC18F4331/4431 (40/44-PIN) BLOCK DIAGRAM
Decode &
Control
Table Pointer<21>
Timer1
CCP2
inc/dec logic
20
CCP1
8
PCLATU
ROM Latch
Power-Managed
PCU
Start-up Timer
Program Counter
Mode Logic
Brown-out
31 Level Stack
Watchdog
Power-up
Power-on
Oscillator
IR
Reset
Timer
Timer
Reset
INTRC
OSC
PCLATH
PCH
Synchronous
Serial Port
PIC18F2331/2431/4331/4431
8
Timer2
PCL
8
Decode
BITOP
4
BSR
8
3
Address Latch
12
inc/dec
PRODH
Address<12>
FSR0
FSR1
FSR2
8
Data Latch
(768 bytes)
logic
Data RAM
8 x 8 Multiply
ALU<8>
W
EUSART
8
Timer5
Data Bus<8>
8
12
Bank 0, F
PRODL
4
8
12
8
8
PORTA
PORTD
PORTB
PORTC
PORTE
PCPWM
HS 10-Bit
ADC
RA0/AN0
RA1/AN1
RA2/AN2/V
RA3/AN3/V
RA4/AN4/CAP3/QEB
RA5/AN5/LVDIN
OSC2/CLKO/RA6
OSC1/CLKI/RA7
RB0/PWM0
RB1/PWM1
RB2/PWM2
RB3/PWM3
RB4/KBI0/PWM5
RB5/KBI1/PWM4/PGM
RB6/KBI2/PGC
RB7/KBI3/PGD
RC0/T1OSO/T1CKI
RC1/T1OSI/CCP2/FLTA
RC2/CCP1/FLTB
RC3/T0CKI/T5CKI/INT0
RC4/INT1/SDI/SDA
RC5/INT2/SCK/SCL
RC6/TX/CK/SS
RC7/RX/DT/SDO
RE0/AN6
RE1/AN7
RE2/AN8
MCLR/V
RD0/IT0CKI/T5CKI
RD1/SDO
RD2/SDI/SDA
RD3/SCK/SCL
RD4/FLTA
RD5/PWM4
RD6/PWM6
RD7/PWM7
DS39616D-page 15
PP
REF
REF
/RE3
(2)
AV
MFM
(4)
-/CAP1/INDX
+/CAP2/QEA
DD
(1)
, AV
(3)
(3)
SS
(3)