PIC18F4431-I/P Microchip Technology Inc., PIC18F4431-I/P Datasheet - Page 132

• Manufacturer Part Number: PIC18F4431-I/P
• Description: Microcontroller; 16 KB Flash; 768 RAM; 256 EEPROM; 36 I/O; 40-Pin-PDIP
• Manufacturer: Microchip Technology Inc.

Specifications of PIC18F4431-I/P

• 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: 40-pin PDIP
• 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 10-28:
FIGURE 10-29:
DS39616B-page 130
Note 1: Pin requires special protection due to HV.
Data Bus
RD PORTE
High Voltage Detect
Internal MCLR
To A/D Converter ch. AN6 or AN7 or AN8
RD TRISE
RD LATE
RD PORTE
WR TRISE
WR LATE
Data Bus
PORTE
MCLRE
RE2:RE0 BLOCK DIAGRAM
RE3 BLOCK DIAGRAM
or
Q
FILTER
Latch
MCLR/V
TRIS Latch
D
Data Latch
D
RD TRISE
Schmitt
Trigger
CK
CK
EN
MCLRE
D
RD LATE
Q
Q
Q
Q
PP
HV
Low Level
MCLR Detect
/RE3
Preliminary
Q
EN
D
Analog
Input
Mode
V
N
V
P
DD
SS
Schmitt
Trigger
 2003 Microchip Technology Inc.
TTL
RE<0:2>
Pins