PIC18LF8490-I/PT Microchip Technology, PIC18LF8490-I/PT Datasheet - Page 115

• 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 9-3:
© 2007 Microchip Technology Inc.
RB0/INT0
RB1/INT1/SEG8
RB2/INT2/SEG9
RB3/INT3/
SEG10
RB4/KBI0/
SEG11
RB5/KBI1
RB6/KBI2/PGC
RB7/KBI3/PGD
Legend:
Note 1:
Pin Name
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).
All other pin functions are disabled when ICSP or ICD are enabled.
PORTB FUNCTIONS
Function
SEG10
SEG11
SEG8
SEG9
INT0
INT1
INT2
INT3
KBI0
KBI1
KBI2
PGC
KBI3
PGD
RB0
RB1
RB2
RB3
RB4
RB5
RB6
RB7
Setting
TRIS
0
1
1
0
1
1
x
0
1
1
x
0
1
1
x
0
1
1
x
0
1
1
0
1
1
x
0
1
1
x
x
I/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
I
I
PIC18F6390/6490/8390/8490
Buffer
ANA
ANA
ANA
ANA
DIG
TTL
DIG
TTL
DIG
TTL
DIG
TTL
DIG
TTL
TTL
DIG
TTL
TTL
DIG
TTL
TTL
DIG
TTL
TTL
DIG
ST
ST
ST
ST
ST
ST
LATB<0> data output.
PORTB<0> data input; programmable weak pull-up.
External interrupt 0 input.
LATB<1> data output; disabled when LCD segment enabled.
PORTB<1> data input; weak pull-up when RBPU bit is cleared.
External interrupt 1 input.
Segment 8 analog output for LCD. Disables digital output.
LATB<2> data output; disabled when LCD segment enabled.
PORTB<2> data input; weak pull-up when RBPU bit is cleared.
External interrupt 2 input.
Segment 9 analog output for LCD
LATB<3> data output; disabled when LCD segment enabled.
PORTB<3> data input; weak pull-up when RBPU bit is cleared.
External interrupt 3 input.
Segment 10 analog output for LCD.
LATB<4> data output; disabled when LCD segment enabled.
PORTB<4> data input; weak pull-up when RBPU bit is cleared.
Interrupt-on-pin change.
Segment 11 analog output for LCD.
LATB<5> data output; disabled when LCD segment enabled.
PORTB<5> data input; weak pull-up when RBPU bit is cleared.
Interrupt-on-pin change.
LATB<6> data output; unavailable when ICD or ICSP™ enabled.
PORTB<6> data input; unavailable when ICD or ICSP enabled.
Interrupt-on-pin change; unavailable when ICD or ICSP enabled.
Serial execution (ICSP) clock input for ICSP and ICD operation.
LATB<7> data output; unavailable when ICD or ICSP enabled.
PORTB<7> data input; unavailable when ICD or ICSP enabled.
Interrupt-on-pin change; unavailable when ICD or ICSP enabled.
Serial execution data output for ICSP and ICD operation.
Serial execution data input for ICSP and ICD operation.
Description
DS39629C-page 113
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