PIC18LF2458-I/SP Microchip Technology, PIC18LF2458-I/SP Datasheet - Page 9

• Manufacturer Part Number: PIC18LF2458-I/SP
• Description: 24KB Flash, 2KB RAM, 256 Bytes EEPROM, 24 I/O, USB, 12bit ADC 28 SPDIP .300in TU
• Manufacturer: Microchip Technology
• Series: PIC® 18Fr

Specifications of PIC18LF2458-I/SP

• Core Processor: PIC
• Core Size: 8-Bit
• Speed: 48MHz
• Connectivity: I²C, SPI, UART/USART, USB
• Peripherals: Brown-out Detect/Reset, HLVD, POR, PWM, WDT
• Number Of I /o: 24
• Program Memory Size: 24KB (12K x 16)
• Program Memory Type: FLASH
• Eeprom Size: 256 x 8
• Ram Size: 2K x 8
• Voltage - Supply (vcc/vdd): 2 V ~ 5.5 V
• Data Converters: A/D 10x12b
• Oscillator Type: Internal
• Operating Temperature: -40°C ~ 85°C
• Package / Case: 28-DIP (0.300", 7.62mm)
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

FIGURE 1-1:
© 2009 Microchip Technology Inc.
Note 1:
OSC1
OSC2
T1OSI
T1OSO
MCLR
V
V
USB
DD
Comparator
Instruction Bus <16>
,
Program Memory
Table Pointer<21>
V
Address Latch
(24/32 Kbytes)
2:
3:
(1)
HLVD
(2)
(2)
SS
BOR
inc/dec logic
Data Latch
RE3 is multiplexed with MCLR and is only available when the MCLR Resets are disabled.
OSC1/CLKI and OSC2/CLKO are only available in select oscillator modes and when these pins are not being used as digital I/O.
RB3 is the alternate pin for CCP2 multiplexing.
21
Single-Supply
Programming
Oscillator
Oscillator
Oscillator
Debugger
In-Circuit
Internal
INTRC
EEPROM
8 MHz
Block
20
8
CCP1
Data
PIC18F2458/2553 (28-PIN) BLOCK DIAGRAM
Table Latch
ROM Latch
Instruction
Decode &
USB Voltage
Control
Regulator
PCLATU
PCU
Program Counter
IR
31 Level Stack
STKPTR
Timer0
CCP2
PCLATH
PCH
Start-up Timer
Clock Monitor
Brown-out
Watchdog
Power-up
Power-on
Oscillator
Fail-Safe
8
Reset
Reset
Timer
Timer
State Machine
Control Signals
PCL
Data Bus<8>
8
Timer1
MSSP
PIC18F2458/2553/4458/4553
Band Gap
Reference
BITOP
BSR
EUSART
Timer2
4
3
8
Data Address<12>
Address
Address Latch
inc/dec
Decode
Data Memory
FSR0
FSR1
FSR2
Data Latch
logic
(2 Kbytes)
PRODH
8
ALU<8>
8 x 8 Multiply
12
W
12
8
8
Timer3
Access
12-Bit
Bank
ADC
PRODL
4
12
8
8
8
8
USB
PORTB
PORTC
PORTA
PORTE
RA0/AN0
RA1/AN1
RA2/AN2/V
RA3/AN3/V
RA4/T0CKI/C1OUT/RCV
RA5/AN4/SS/HLVDIN/C2OUT
OSC2/CLKO/RA6
RB0/AN12/INT0/FLT0/SDI/SDA
RB1/AN10/INT1/SCK/SCL
RB2/AN8/INT2/VMO
RB3/AN9/CCP2
RB4/AN11/KBI0
RB5/KBI1/PGM
RB6/KBI2/PGC
RB7/KBI3/PGD
RC0/T1OSO/T13CKI
RC1/T1OSI/CCP2
RC2/CCP1
RC4/D-/VM
RC5/D+/VP
RC6/TX/CK
RC7/RX/DT/SDO
MCLR/V
PP
DS39887C-page 9
REF
REF
/RE3
-/CV
+
(3)
(1)
/VPO
(3)
REF
/UOE