PIC18LF2458-I/SP Microchip Technology, PIC18LF2458-I/SP Datasheet - Page 31

• 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

3.0
PIC18F2458/2553/4458/4553 devices include several
features intended to maximize reliability and minimize
cost through elimination of external components.
These include:
• Device ID Registers
TABLE 3-1:
© 2009 Microchip Technology Inc.
3FFFFEh DEVID1
3FFFFFh DEVID2
Legend:
Note 1:
Note:
File Name
SPECIAL FEATURES OF THE
CPU
x = unknown, u = unchanged
See Register 3-1 and Register 3-2 for DEVID values. DEVID registers are read-only and cannot be programmed by the
user.
For additional details on the Con-
figuration
“PIC18F2455/2550/4455/4550 Data Sheet”,
Section 25.1 “Configuration Bits”. Device
ID information presented in this section is for
PIC18F2458/2553/4458/4553 only.
DEVICE IDs
DEV10
DEV2
Bit 7
bits,
DEV1
DEV9
Bit 6
refer
DEV0
DEV8
Bit 5
to
PIC18F2458/2553/4458/4553
the
REV4
DEV7
Bit 4
3.1
The Device ID registers are “read-only” registers.
They identify the device type and revision to device
programmers, and can be read by firmware using
table reads.
REV3
DEV6
Bit 3
Device ID Registers
REV2
DEV5
Bit 2
REV1
DEV4
Bit 1
REV0
DEV3
Bit 0
DS39887C-page 31
Unprogrammed
xxxx xxxx
xxxx xxxx
Default/
Value
(1)
(1)