PIC18F4431-I/P Microchip Technology Inc., PIC18F4431-I/P Datasheet - Page 29
PIC18F4431-I/P
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.
Datasheet
1.PIC18F4431-IP.pdf
(396 pages)
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
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FIGURE 2-8:
2003 Microchip Technology Inc.
T1OSO
T1OSI
OSC2
OSC1
Primary Oscillator
Secondary Oscillator
PIC18F2331/2431/4331/4431 CLOCK DIAGRAM
OSCCON<6:4>
Oscillator
Internal
Source
INTRC
Sleep
T1OSCEN
Enable
Oscillator
Block
(INTOSC)
8 MHz
PIC18F2331/2431/4331/4431
PIC18F2331/2431/4331/4431
Preliminary
500 kHz
250 kHz
125 kHz
31 kHz
8 MHz
4 MHz
2 MHz
1 MHz
OSCCON<6:4>
111
110
101
100
011
010
001
000
4 x PLL
Clock Source Option
for Other Modules
C4NFIG1H <3:0>
HSPLL
LP, XT, HS, RC, EC
Internal Oscillator
T1OSC
Control
Clock
DS39616B-page 27
WDT, FSCM
OSCCON<1:0>
Peripherals
IDLEN
CPU
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