PIC18F4431-E/PT Microchip Technology, PIC18F4431-E/PT Datasheet - Page 57

• 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

FIGURE 4-6:
FIGURE 4-7:
 2003 Microchip Technology Inc.
INTERNAL RESET
PWRT TIME-OUT
INTERNAL POR
OST TIME-OUT
PLL TIME-OUT
INTERNAL RESET
PWRT TIME-OUT
INTERNAL POR
OST TIME-OUT
Note:
MCLR
V
DD
MCLR
T
T
SLOW RISE TIME (MCLR TIED TO V
V
TIME-OUT SEQUENCE ON POR W/ PLL ENABLED (MCLR TIED TO V
OST
PLL
DD
= 1024 clock cycles.
2 ms max. First three stages of the PWRT timer.
PIC18F2331/2431/4331/4431
0V
T
PWRT
Preliminary
T
PWRT
1V
DD
T
, V
OST
5V
DD
RISE > T
T
T
OST
PLL
PWRT
)
DS39616B-page 55
DD
)