PIC18F458-I/PTG Microchip Technology, PIC18F458-I/PTG Datasheet - Page 259
PIC18F458-I/PTG
Manufacturer Part Number
PIC18F458-I/PTG
Description
IC MCU FLASH 16KX16 44TQFP
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 PIC18F458-I/PTG
Core Processor
PIC
Core Size
8-Bit
Speed
40MHz
Connectivity
CAN, I²C, SPI, UART/USART
Peripherals
Brown-out Detect/Reset, LVD, POR, PWM, WDT
Number Of I /o
33
Program Memory Size
32KB (16K x 16)
Program Memory Type
FLASH
Eeprom Size
256 x 8
Ram Size
1.5K x 8
Voltage - Supply (vcc/vdd)
4.2 V ~ 5.5 V
Data Converters
A/D 8x10b
Oscillator Type
External
Operating Temperature
-40°C ~ 85°C
Package / Case
44-TQFP, 44-VQFP
Lead Free Status / RoHS Status
Lead free / RoHS Compliant
- PIC16F616T-ISL PDF datasheet
- PIC18LF242-ISO PDF datasheet #2
- PIC18F248-ISO PDF datasheet #3
- PIC18F248-ISO PDF datasheet #4
- Current page: 259 of 402
- Download datasheet (7Mb)
FIGURE 22-2:
TABLE 22-1:
© 2006 Microchip Technology Inc.
CVRCON
CMCON
TRISA
Legend: x = unknown, u = unchanged, - = unimplemented, read as ‘0’.
Name
Shaded cells are not used with the comparator voltage reference.
CVREN CVROE
C2OUT C1OUT
Note 1: R is dependent upon the voltage reference configuration CVRCON<3:0> and CVRCON<5>.
Bit 7
—
REGISTERS ASSOCIATED WITH COMPARATOR VOLTAGE REFERENCE
Module
CV
VOLTAGE REFERENCE OUTPUT BUFFER EXAMPLE
TRISA6 TRISA5 TRISA4 TRISA3 TRISA2 TRISA1 TRISA0 -111 1111 -111 1111
REF
Bit 6
Impedance
Reference
Voltage
Output
C2INV
CVRR
R
Bit 5
(1)
RA0/AN0
CVRSS
C1INV
Bit 4
•
CVR3
Bit 3
CIS
CVR2
Bit 2
CM2
+
–
CVR1
Bit 1
CM1
•
CVR0
Bit 0
CM0
CV
PIC18FXX8
REF
0000 0000 0000 0000
0000 0000 0000 0000
Output
Value on
POR
DS41159E-page 257
Value on
all other
Resets
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