PIC18F4550-I/P Microchip Technology Inc., PIC18F4550-I/P Datasheet - Page 16

• Manufacturer Part Number: PIC18F4550-I/P
• Description: 40 PIN, 32 KB FLASH, 2048 RAM, FS-USB 2.0
• Manufacturer: Microchip Technology Inc.

Specifications of PIC18F4550-I/P

• A/d Inputs: 13-Channel, 10-Bit
• Comparators: 2
• Cpu Speed: 12 MIPS
• Eeprom Memory: 256 Bytes
• Input Output: 34
• Interface: I2C/SPI/UART/USART/USB
• Memory Type: Flash
• Number Of Bits: 8
• Package Type: 40-pin PDIP
• Programmable Memory: 32K Bytes
• Ram Size: 2K Bytes
• Speed: 48 MHz
• Timers: 1-8-bit, 3-16-bit
• Voltage, Range: 2-5.5 V
• Lead Free Status / Rohs Status: RoHS Compliant part Electrostatic Device

PIC18F2455/2550/4455/4550
TABLE 1-2:
DS39632C-page 14
RB0/AN12/INT0/FLT0/
SDI/SDA
RB1/AN10/INT1/SCK/
SCL
RB2/AN8/INT2/VMO
RB3/AN9/CCP2/VPO
RB4/AN11/KBI0
RB5/KBI1/PGM
RB6/KBI2/PGC
RB7/KBI3/PGD
Legend: TTL = TTL compatible input
Note 1:
RB0
AN12
INT0
FLT0
SDI
SDA
RB1
AN10
INT1
SCK
SCL
RB2
AN8
INT2
VMO
RB3
AN9
CCP2
VPO
RB4
AN11
KBI0
RB5
KBI1
PGM
RB6
KBI2
PGC
RB7
KBI3
PGD
2:
Pin Name
(1)
ST = Schmitt Trigger input with CMOS levels
O
Alternate assignment for CCP2 when CCP2MX Configuration bit is cleared.
Default assignment for CCP2 when CCP2MX Configuration bit is set.
= Output
PIC18F2455/2550 PINOUT I/O DESCRIPTIONS (CONTINUED)
Number
PDIP,
SOIC
Pin
21
22
23
24
25
26
27
28
Type
Pin
I/O
I/O
I/O
I/O
I/O
I/O
I/O
I/O
I/O
I/O
I/O
I/O
I/O
I/O
I/O
O
O
I
I
I
I
I
I
I
I
I
I
I
I
I
I
Analog
Analog
Analog
Analog
Analog
Buffer
Type
TTL
TTL
TTL
TTL
TTL
TTL
TTL
TTL
TTL
TTL
TTL
TTL
ST
ST
ST
ST
ST
ST
ST
ST
ST
ST
ST
ST
—
—
Preliminary
PORTB is a bidirectional I/O port. PORTB can be software
programmed for internal weak pull-ups on all inputs.
Digital I/O.
Analog input 12.
External interrupt 0.
PWM Fault input (CCP1 module).
SPI data in.
I
Digital I/O.
Analog input 10.
External interrupt 1.
Synchronous serial clock input/output for SPI mode.
Synchronous serial clock input/output for I
Digital I/O.
Analog input 8.
External interrupt 2.
External USB transceiver VMO output.
Digital I/O.
Analog input 9.
Capture 2 input/Compare 2 output/PWM 2 output.
External USB transceiver VPO output.
Digital I/O.
Analog input 11.
Interrupt-on-change pin.
Digital I/O.
Interrupt-on-change pin.
Low-Voltage ICSP™ Programming enable pin.
Digital I/O.
Interrupt-on-change pin.
In-Circuit Debugger and ICSP programming clock pin.
Digital I/O.
Interrupt-on-change pin.
In-Circuit Debugger and ICSP programming data pin.
2
C™ data I/O.
CMOS = CMOS compatible input or output
I
P
= Input
= Power
Description
© 2006 Microchip Technology Inc.
2
C mode.