PIC18F4431-E/PT Microchip Technology, PIC18F4431-E/PT Datasheet - Page 184

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

Specifications of PIC18F4431-E/PT

• Core Size: 8-Bit
• Program Memory Size: 16KB (8K x 16)
• Oscillator Type: Internal
• 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
• Operating Temperature: -40°C ~ 125°C
• Package / Case: 44-TQFP, 44-VQFP
• Controller Family/series: PIC18
• No. Of I/o's: 36
• Eeprom Memory Size: 256Byte
• Ram Memory Size: 768Byte
• Cpu Speed: 40MHz
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

PIC18F2331/2431/4331/4431
FIGURE 17-1:
DS39616B-page 182
Internal Data Bus
Note 1: Only PWM Generator #3 is shown in detail. The other generators are identical; their details are omitted for clarity.
8
8
8
8
8
8
8
8
8
2: PWM Generator #3 and its logic, PWM channels 6 and 7, and FLTB and its associated logic are not implemented
on PIC18F2X31 devices.
OVDCON<D/S>
PTPER Buffer
PWMCON0
PWMCON1
Comparator
Comparator
SEVTCMP
FLTCON
DTCON
PTCON
PTMR
PTPER
POWER CONTROL PWM MODULE BLOCK DIAGRAM
8
SEVTDIR
PTDIR
PWM Enable and Mode
Dead Time Control
Fault Pin Control
PWM Manual Control
PWM Generator #3
PWM Generator
PWM Generator
PWM Generator
Comparator
PDC3 Buffer
Preliminary
PDC3
#2
#1
#0
(1)
Special Event
Postscaler
Dead Time Generator
and Override Logic
Dead Time Generator
Dead Time Generator
Dead Time Generator
and Override Logic
and Override Logic
and Override Logic
Channel 3
Channel 2
Channel 1
Channel 0
Special Event Trigger
 2003 Microchip Technology Inc.
(2)
Output
Driver
Block
PWM7
PWM6
PWM5
PWM4
PWM3
PWM2
PWM1
PWM0
FLTA
FLTB
(2)
(2)
(2)