PIC18F4431-I/PT Microchip Technology, PIC18F4431-I/PT Datasheet - Page 128

• Manufacturer Part Number: PIC18F4431-I/PT
• Description: IC PIC MCU FLASH 8KX16 44TQFP
• Manufacturer: Microchip Technology
• Series: PIC® 18Fr

Specifications of PIC18F4431-I/PT

• Program Memory Type: FLASH
• Program Memory Size: 16KB (8K x 16)
• Package / Case: 44-TQFP, 44-VQFP
• 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
• 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 ~ 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: 36
• 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, DV164136
• Minimum Operating Temperature: - 40 C
• On-chip Adc: 9-ch x 10-bit
• Package: 44TQFP
• Device Core: PIC
• Family Name: PIC18
• Maximum Speed: 40 MHz
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• For Use With: XLT44PT3 - SOCKET TRAN ICE 44MQFP/TQFPAC164305 - MODULE SKT FOR PM3 44TQFP444-1001 - DEMO BOARD FOR PICMICRO MCUAC164020 - MODULE SKT PROMATEII 44TQFP
• Lead Free Status / Rohs Status: Lead free / RoHS Compliant

PIC18F2331/2431/4331/4431
FIGURE 10-24:
FIGURE 10-25:
DS39616B-page 126
Note 1: The SDI/SDA bits are multiplexed on RD2 and RC4 pins by SSPMX bit in the configuration register.
Note 1: SCK/SCL are multiplexed on RD3 and RC5 using SSPMX bit in the configuration register.
I
PORT/ SSPEN & SSPMX Select
SCK/SCL Data Out
2
SCK or SCL input
C™ Mode
PORT/SSP Mode & SSPMX Select
SDA Data Out
SDI/SDA Input
RD PORTC
RD PORTC
WR TRISD
WR TRISC
SDA Drive
WR LATD
WR LATC
Data Bus
Data Bus
PORTD
PORTC
or
or
BLOCK DIAGRAM OF RD3
BLOCK DIAGRAM OF RD2
TRIS Latch
Data Latch
Data Latch
TRIS Latch
D
D
D
D
RD TRISD
RD TRISC
CK
CK
CK
CK
RD LATD
RD LATC
Q
Q
Q
Q
Q
Q
Q
Q
Preliminary
0
1
0
1
Q
Q
EN
EN
D
D
V
V
V
N
V
P
N
SS
P
SS
DD
DD
Schmitt
Trigger
Schmitt
Trigger
 2003 Microchip Technology Inc.
SSPMX
RD3 Pin
RD2Pin
(1)
SSPMX
(1)