PIC18F4550-I/ML Microchip Technology Inc., PIC18F4550-I/ML Datasheet - Page 20

• Manufacturer Part Number: PIC18F4550-I/ML
• Description: 44 PIN, 32 KB FLASH, 2048 RAM, FS-USB 2.0
• Manufacturer: Microchip Technology Inc.

Specifications of PIC18F4550-I/ML

• 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: 44-pin QFN
• 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

PIC18F2450/4450
TABLE 1-3:
DS39760A-page 18
RB0/AN12/INT0
RB1/AN10/INT1
RB2/AN8/INT2/VMO
RB3/AN9/VPO
RB4/AN11/KBI0
RB5/KBI1/PGM
RB6/KBI2/PGC
RB7/KBI3/PGD
Legend: TTL = TTL compatible input
Note 1:
RB0
AN12
INT0
RB1
AN10
INT1
RB2
AN8
INT2
VMO
RB3
AN9
VPO
RB4
AN11
KBI0
RB5
KBI1
PGM
RB6
KBI2
PGC
RB7
KBI3
PGD
Pin Name
ST
O
These pins are No Connect unless the ICPRT Configuration bit is set. For NC/ICPORTS, the pin is No
Connect unless ICPRT is set and the DEBUG Configuration bit is cleared.
= Schmitt Trigger input with CMOS levels
= Output
PIC18F4450 PINOUT I/O DESCRIPTIONS (CONTINUED)
PDIP
33
34
35
36
37
38
39
40
Pin Number
QFN TQFP
10
12
14
15
16
17
11
9
10
11
14
15
16
17
8
9
Advance Information
Type
Pin
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
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
—
—
CMOS = CMOS compatible input or output
I
P
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.
Digital I/O.
Analog input 10.
External interrupt 1.
Digital I/O.
Analog input 8.
External interrupt 2.
External USB transceiver VMO output.
Digital I/O.
Analog input 9.
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.
= Input
= Power
Description
© 2006 Microchip Technology Inc.