PIC18F2455_07 Datasheet, PDF (11/430 Pages) Microchip Technology – 28/40/44-Pin, High Performance, Enhanced Flash, USB Microcontrollers with nanoWatt Technology

PIC18F2455/2550/4455/4550
TABLE 1-1: DEVICE FEATURES
Features
PIC18F2455
PIC18F2550
PIC18F4455
PIC18F4550
Operating Frequency
DC – 48 MHz
DC – 48 MHz
DC – 48 MHz
DC – 48 MHz
Program Memory (Bytes)
24576
32768
24576
32768
Program Memory (Instructions)
12288
16384
12288
16384
Data Memory (Bytes)
2048
2048
2048
2048
Data EEPROM Memory (Bytes)
256
256
256
256
Interrupt Sources
19
19
20
20
I/O Ports
Ports A, B, C, (E) Ports A, B, C, (E) Ports A, B, C, D, E Ports A, B, C, D, E
Timers
4
4
4
4
Capture/Compare/PWM Modules
2
2
1
1
Enhanced Capture/
0
0
1
1
Compare/PWM Modules
Serial Communications
MSSP,
MSSP,
MSSP,
MSSP,
Enhanced USART Enhanced USART Enhanced USART Enhanced USART
Universal Serial Bus (USB)
1
1
1
1
Module
Streaming Parallel Port (SPP)
No
No
Yes
Yes
10-Bit Analog-to-Digital Module 10 Input Channels 10 Input Channels 13 Input Channels 13 Input Channels
Comparators
2
2
2
2
Resets (and Delays)
POR, BOR,
RESET Instruction,
Stack Full,
Stack Underflow
(PWRT, OST),
MCLR (optional),
WDT
POR, BOR,
RESET Instruction,
Stack Full,
Stack Underflow
(PWRT, OST),
MCLR (optional),
WDT
POR, BOR,
RESET Instruction,
Stack Full,
Stack Underflow
(PWRT, OST),
MCLR (optional),
WDT
POR, BOR,
RESET Instruction,
Stack Full,
Stack Underflow
(PWRT, OST),
MCLR (optional),
WDT
Programmable Low-Voltage
Yes
Yes
Yes
Yes
Detect
Programmable Brown-out Reset
Yes
Yes
Yes
Yes
Instruction Set
75 Instructions;
83 with Extended
Instruction Set
enabled
75 Instructions;
83 with Extended
Instruction Set
enabled
75 Instructions;
83 with Extended
Instruction Set
enabled
75 Instructions;
83 with Extended
Instruction Set
enabled
Packages
28-pin PDIP
28-pin SOIC
28-pin PDIP
28-pin SOIC
40-pin PDIP
44-pin QFN
44-pin TQFP
40-pin PDIP
44-pin QFN
44-pin TQFP
© 2007 Microchip Technology Inc.
Preliminary
DS39632D-page 9