
PIC18F2458/2553/4458/4553
DS39887C-page 8
2009 Microchip Technology Inc.
TABLE 1-1:
DEVICE FEATURES
Features
PIC18F2458
PIC18F2553
PIC18F4458
PIC18F4553
Operating Frequency
DC – 48 MHz
Program Memory (Bytes)
24576
32768
24576
32768
Program Memory
(Instructions)
12288
16384
12288
16384
Data Memory (Bytes)
2048
Data EEPROM Memory
(Bytes)
256
Interrupt Sources
19
20
I/O Ports
Ports A, B, C, (E)
Ports A, B, C, D, E
Timers
4
Capture/Compare/PWM
Modules
2
1
Enhanced Capture/
Compare/PWM Modules
0
1
Serial Communications
MSSP,
Enhanced USART
MSSP,
Enhanced USART
MSSP,
Enhanced USART
MSSP,
Enhanced USART
Universal Serial Bus (USB)
Module
1
Streaming Parallel Port (SPP)
No
Yes
12-Bit Analog-to-Digital
Converter Module
10 Input Channels
13 Input Channels
Comparators
2
Resets (and Delays)
POR, BOR, WDT,
RESET Instruction,
Stack Full, Stack
Underflow, MCLR
(optional),
(PWRT, OST)
POR, BOR, WDT,
RESET Instruction,
Stack Full, Stack
Underflow, MCLR
(optional),
(PWRT, OST)
POR, BOR, WDT,
RESET Instruction,
Stack Full, Stack
Underflow, MCLR
(optional),
(PWRT, OST)
POR, BOR, WDT,
RESET Instruction,
Stack Full, Stack
Underflow, MCLR
(optional),
(PWRT, OST)
Programmable High/
Low-Voltage Detect
Yes
Programmable Brown-out
Reset
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 SPDIP
28-Pin SOIC
28-Pin SPDIP
28-Pin SOIC
40-Pin PDIP
44-Pin QFN
44-Pin TQFP
40-Pin PDIP
44-Pin QFN
44-Pin TQFP
Corresponding Devices with
10-Bit A/D
PIC18F2455
PIC18F2550
PIC18F4455
PIC18F4550