PIC18LF458-I/PT Microchip Technology, PIC18LF458-I/PT Datasheet - Page 275
PIC18LF458-I/PT
Manufacturer Part Number
PIC18LF458-I/PT
Description
IC MCU CAN FLASH 16K LP 44-TQFP
Manufacturer
Microchip Technology
Series
PIC® 18Fr
Datasheets
1.PIC16F616T-ISL.pdf
(8 pages)
2.PIC18LF242-ISO.pdf
(36 pages)
3.PIC18F248-ISO.pdf
(402 pages)
4.PIC18F248-ISO.pdf
(8 pages)
Specifications of PIC18LF458-I/PT
Core Size
8-Bit
Program Memory Size
32KB (16K x 16)
Core Processor
PIC
Speed
40MHz
Connectivity
CAN, I²C, SPI, UART/USART
Peripherals
Brown-out Detect/Reset, LVD, POR, PWM, WDT
Number Of I /o
33
Program Memory Type
FLASH
Eeprom Size
256 x 8
Ram Size
1.5K x 8
Voltage - Supply (vcc/vdd)
2 V ~ 5.5 V
Data Converters
A/D 8x10b
Oscillator Type
External
Operating Temperature
-40°C ~ 85°C
Package / Case
44-TQFP, 44-VQFP
Controller Family/series
PIC18
No. Of I/o's
33
Eeprom Memory Size
256Byte
Ram Memory Size
1.5KB
Cpu Speed
40MHz
No. Of Timers
4
Package
44TQFP
Device Core
PIC
Family Name
PIC18
Maximum Speed
40 MHz
Operating Supply Voltage
3.3|5 V
Data Bus Width
8 Bit
Number Of Programmable I/os
33
Interface Type
CAN/I2C/SPI/USART
On-chip Adc
8-chx10-bit
Number Of Timers
4
Lead Free Status / RoHS Status
Lead free / RoHS Compliant
Available stocks
Company
Part Number
Manufacturer
Quantity
Price
Company:
Part Number:
PIC18LF458-I/PT
Manufacturer:
Microchip Technology
Quantity:
10 000
Part Number:
PIC18LF458-I/PT
Manufacturer:
MICROCHIP/微芯
Quantity:
20 000
- PIC16F616T-ISL PDF datasheet
- PIC18LF242-ISO PDF datasheet #2
- PIC18F248-ISO PDF datasheet #3
- PIC18F248-ISO PDF datasheet #4
- Current page: 275 of 402
- Download datasheet (7Mb)
24.2.2
The WDT has a postscaler that can extend the WDT
Reset period. The postscaler is selected at the time of
device programming by the value written to the
CONFIG2H Configuration register.
FIGURE 24-1:
TABLE 24-2:
© 2006 Microchip Technology Inc.
CONFIG2H
RCON
WDTCON
Legend: Shaded cells are not used by the Watchdog Timer.
Name
WDT POSTSCALER
Note:
WDTEN
Configuration bit
SUMMARY OF WATCHDOG TIMER REGISTERS
IPEN
Bit 7
—
—
WDTPS2:WDTPS0 are bits in register CONFIG2H.
WDT Timer
WATCHDOG TIMER BLOCK DIAGRAM
Bit 6
SWDTEN bit
—
—
—
Bit 5
—
—
—
Bit 4
—
RI
—
8-to-1 MUX
Postscaler
WDTPS2
Time-out
WDT
Bit 3
TO
—
8
WDTPS1
Bit 2
PD
—
WDTPS2:WDTPS0
PIC18FXX8
WDTPS0
Bit 1
POR
—
DS41159E-page 273
SWDTEN
WDTEN
Bit 0
BOR
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