PIC18F4550-I/PT Microchip Technology Inc., PIC18F4550-I/PT Datasheet - Page 411

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

Specifications of PIC18F4550-I/PT

• 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 TQFP
• 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

APPENDIX A:
Revision A (May 2004)
Original data sheet for PIC18F2455/2550/4455/4550
devices.
Revision B (October 2004)
This revision includes updates to the Electrical Specifi-
cations in Section 28.0 “Electrical Characteristics”
and includes minor corrections to the data sheet text.
Revision C (February 2006)
This revision includes updates to Section 19.0 “Master
Synchronous
Section 20.0 “Enhanced Universal Synchronous
Asynchronous Receiver Transmitter (EUSART)” and
the Electrical Specifications in Section 28.0 “Electrical
Characteristics” and includes minor corrections to the
data sheet text.
TABLE B-1:
© 2006 Microchip Technology Inc.
Program Memory (Bytes)
Program Memory (Instructions)
Interrupt Sources
I/O Ports
Capture/Compare/PWM Modules
Enhanced Capture/Compare/
PWM Modules
Parallel Communications (SPP)
10-Bit Analog-to-Digital Module
Packages
Features
Serial
DEVICE DIFFERENCES
REVISION HISTORY
Port
(MSSP)
10 input channels
Ports A, B, C, (E)
PIC18F2455
28-pin SOIC
28-pin PDIP
12288
24576
No
19
2
0
Module”,
PIC18F2455/2550/4455/4550
Preliminary
10 input channels
Ports A, B, C, (E)
PIC18F2550
28-pin PDIP
28-pin SOIC
32768
16384
APPENDIX B:
The differences between the devices listed in this data
sheet are shown in Table B-1.
No
19
0
2
Ports A, B, C, D, E Ports A, B, C, D, E
13 input channels
44-pin TQFP
PIC18F4455
40-pin PDIP
44-pin QFN
24576
12288
Yes
20
DEVICE
DIFFERENCES
1
1
DS39632C-page 409
13 input channels
44-pin TQFP
PIC18F4550
40-pin PDIP
44-pin QFN
32768
16384
Yes
20
1
1