PIC18LF8490-I/PT Microchip Technology, PIC18LF8490-I/PT Datasheet - Page 125

• Manufacturer Part Number: PIC18LF8490-I/PT
• Description: IC,MICROCONTROLLER,8-BIT,PIC CPU,CMOS,TQFP,80PIN,PLASTIC
• Manufacturer: Microchip Technology
• Series: PIC® 18Fr

Specifications of PIC18LF8490-I/PT

• Rohs Compliant: YES
• Core Processor: PIC
• Core Size: 8-Bit
• Speed: 40MHz
• Connectivity: I²C, SPI, UART/USART
• Peripherals: Brown-out Detect/Reset, HLVD, LCD, POR, PWM, WDT
• Number Of I /o: 66
• Program Memory Size: 16KB (8K x 16)
• Program Memory Type: FLASH
• Ram Size: 768 x 8
• Voltage - Supply (vcc/vdd): 2 V ~ 5.5 V
• Data Converters: A/D 12x10b
• Oscillator Type: Internal
• Operating Temperature: -40°C ~ 85°C
• Package / Case: 80-TFQFP
• Processor Series: PIC18LF
• Core: PIC
• Data Bus Width: 8 bit
• Data Ram Size: 768 B
• Interface Type: SPI, I2C, EUSART, AUSART
• Maximum Clock Frequency: 40 MHz
• Number Of Programmable I/os: 66
• Number Of Timers: 1 x 8
• Operating Supply Voltage: 2 V to 5.5 V
• Maximum Operating Temperature: + 85 C
• Mounting Style: SMD/SMT
• 3rd Party Development Tools: 52715-96, 52716-328, 52717-734, 52712-325, EWPIC18
• Development Tools By Supplier: PG164130, DV164035, DV244005, DV164005, PG164120, ICE2000, ICE4000, DV164136, DM163028
• Minimum Operating Temperature: - 40 C
• On-chip Adc: 12 bit
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Eeprom Size: -
• Lead Free Status / Rohs Status: Details

TABLE 9-12:
© 2007 Microchip Technology Inc.
RF0/AN5/
SEG18
RF1/AN6/
C2OUT/SEG19
RF2/AN7/
C1OUT/SEG20
RF3/AN8/
SEG21
RF4/AN9/
SEG22
RF5/AN10/
CV
RF6/AN11/
SEG24
RF7/SS/SEG25
Legend:
REF
Pin Name
/SEG23
O = Output, I = Input, ANA = Analog Signal, DIG = Digital Output, ST = Schmitt Buffer Input, TTL = TTL Buffer Input,
x = Don’t care (TRIS bit does not affect port direction or is overridden for this option).
PORTF FUNCTIONS
Function
C2OUT
C1OUT
SEG18
SEG19
SEG20
SEG21
SEG22
SEG23
SEG24
SEG25
CV
AN10
AN11
RF0
AN5
RF1
AN6
RF2
AN7
RF3
AN8
RF4
AN9
RF5
RF6
RF7
SS
REF
Setting
TRIS
0
1
1
x
0
1
1
0
x
0
1
1
0
x
0
1
1
x
0
1
1
x
0
1
1
0
x
0
1
1
x
0
1
1
x
I/O
O
O
O
O
O
O
O
O
O
O
O
O
O
O
O
O
O
O
O
I
I
I
I
I
I
I
I
I
I
I
I
I
I
I
I
PIC18F6390/6490/8390/8490
Buffer
ANA
ANA
ANA
ANA
ANA
ANA
ANA
ANA
ANA
ANA
ANA
ANA
ANA
ANA
ANA
ANA
DIG
DIG
DIG
DIG
TTL
DIG
DIG
DIG
DIG
DIG
TTL
ST
ST
ST
ST
ST
ST
ST
ST
LATF<0> data output. Output is unaffected by analog input; disabled
when LCD segment is enabled.
PORTF<0> data input. Reads ‘0’ on POR.
A/D input channel 5. Default configuration on POR.
Segment 18 analog output for LCD.
LATF<1> data output. Output is unaffected by analog input; disabled
when LCD segment is enabled.
PORTF<1> data input. Reads ‘0’ on POR.
A/D input channel 6. Default configuration on POR.
Comparator 2 output; takes priority over port data.
Segment 19 analog output for LCD.
LATF<2> data output. Output is unaffected by analog input; disabled
when LCD segment is enabled.
PORTF<2> data input. Reads ‘0’ on POR.
A/D input channel 7. Default configuration on POR.
Comparator 1 output; takes priority over port data.
Segment 20 analog output for LCD.
LATF<3> data output. Output is unaffected by analog input; disabled
when LCD segment is enabled.
PORTF<3> data input. Reads ‘0’ on POR.
A/D input channel 8 and Comparator C2+ input. Default input
configuration on POR; not affected by analog output.
Segment 21 analog output for LCD.
LATF<4> data output. Output is unaffected by analog input; disabled
when LCD segment is enabled.
PORTF<4> data input. Reads ‘0’ on POR.
A/D input channel 9 and Comparator C2- input. Default input
configuration on POR; does not affect digital output.
Segment 22 analog output for LCD.
LATF<5> data output. Output unaffected by analog input; disabled
when either LCD segment or CV
PORTF<5> data input. Reads ‘0’ on POR.
A/D input channel 10 and Comparator C1+ input. Default input
configuration on POR.
Comparator voltage reference output. Enabling this feature disables
digital I/O.
Segment 23 analog output for LCD.
LATF<6> data output. Output is unaffected by analog input; disabled
when LCD segment is enabled.
PORTF<6> data input. Reads ‘0’ on POR.
A/D input channel 11 and Comparator C1- input. Default input
configuration on POR; does not affect digital output.
Segment 24 analog output for LCD.
LATF<7> data output; disabled when LCD segment is enabled.
PORTF<7> data input.
Slave select input for MSSP module.
Segment 25 analog output for LCD.
Description
REF
is enabled.
DS39629C-page 123