PIC18F2321-I/SO Microchip Technology, PIC18F2321-I/SO Datasheet - Page 36

• Manufacturer Part Number: PIC18F2321-I/SO
• Description: IC PIC MCU FLASH 4KX16 28SOIC
• Manufacturer: Microchip Technology
• Series: PIC® 18Fr

Specifications of PIC18F2321-I/SO

• Program Memory Type: FLASH
• Program Memory Size: 8KB (4K x 16)
• Package / Case: 28-SOIC (7.5mm Width)
• Core Processor: PIC
• Core Size: 8-Bit
• Speed: 40MHz
• Connectivity: I²C, SPI, UART/USART
• Peripherals: Brown-out Detect/Reset, HLVD, POR, PWM, WDT
• Number Of I /o: 25
• Eeprom Size: 256 x 8
• Ram Size: 512 x 8
• Voltage - Supply (vcc/vdd): 4.2 V ~ 5.5 V
• Data Converters: A/D 10x10b
• Oscillator Type: Internal
• Operating Temperature: -40°C ~ 85°C
• Processor Series: PIC18F
• Core: PIC
• Data Bus Width: 8 bit
• Data Ram Size: 512 B
• Interface Type: EUSART/I2C/MSSP/SPI
• Maximum Clock Frequency: 40 MHz
• Number Of Programmable I/os: 25
• Number Of Timers: 4
• Operating Supply Voltage: 2 V to 5.5 V
• Maximum Operating Temperature: + 85 C
• Mounting Style: Through Hole
• 3rd Party Development Tools: 52715-96, 52716-328, 52717-734, 52712-325, EWPIC18
• Development Tools By Supplier: PG164130, DV164035, DV244005, DV164005, PG164120, ICE4000, ICE2000, DV164136
• Minimum Operating Temperature: - 40 C
• On-chip Adc: 10-ch x 10-bit
• Package: 28SOIC W
• Device Core: PIC
• Family Name: PIC18
• Maximum Speed: 40 MHz
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• For Use With: XLT28SO-1 - SOCKET TRANSITION 28SOIC 300MIL
• Lead Free Status / Rohs Status: Lead free / RoHS Compliant

PIC18F2XXX/4XXX FAMILY
TABLE 5-3:
DS39622L-page 36
EBTR5
EBTR4
EBTR3
EBTR2
EBTR1
EBTR0
EBTRB
DEV<10:3>
DEV<2:0>
REV<4:0>
Note 1:
Bit Name
2:
The BBSIZ bits, BBSIZ<1:0> and BBSIZ<2:1> bits, cannot be changed once any of the following
code-protect bits are enabled: CPB or CP0, WRTB or WRT0, EBTRB or EBTR0.
Not available in PIC18FXX8X and PIC18F2450/4450 devices.
PIC18F2XXX/4XXX FAMILY BIT DESCRIPTIONS (CONTINUED)
Configuration
CONFIG7H
CONFIG7L
CONFIG7L
CONFIG7L
CONFIG7L
CONFIG7L
CONFIG7L
DEVID2
DEVID1
DEVID1
Words
Table Read Protection bit (Block 5 code memory area) 
(PIC18F2685 and PIC18F4685 devices only)
1 = Block 5 is not protected from Table Reads executed in other blocks
0 = Block 5 is protected from Table Reads executed in other blocks
Table Read Protection bit (Block 4 code memory area) 
(PIC18F2682/2685 and PIC18F4682/4685 devices only)
1 = Block 4 is not protected from Table Reads executed in other blocks
0 = Block 4 is protected from Table Reads executed in other blocks
Table Read Protection bit (Block 3 code memory area)
1 = Block 3 is not protected from Table Reads executed in other blocks
0 = Block 3 is protected from Table Reads executed in other blocks
Table Read Protection bit (Block 2 code memory area)
1 = Block 2 is not protected from Table Reads executed in other blocks
0 = Block 2 is protected from Table Reads executed in other blocks
Table Read Protection bit (Block 1 code memory area)
1 = Block 1 is not protected from Table Reads executed in other blocks
0 = Block 1 is protected from Table Reads executed in other blocks
Table Read Protection bit (Block 0 code memory area)
1 = Block 0 is not protected from Table Reads executed in other blocks
0 = Block 0 is protected from Table Reads executed in other blocks
Table Read Protection bit (Boot Block memory area)
1 = Boot Block is not protected from Table Reads executed in other blocks
0 = Boot Block is protected from Table Reads executed in other blocks
Device ID bits
These bits are used with the DEV<2:0> bits in the DEVID1 register to identify
part number.
Device ID bits
These bits are used with the DEV<10:3> bits in the DEVID2 register to identify
part number.
Revision ID bits
These bits are used to indicate the revision of the device. The REV4 bit is 
sometimes used to fully specify the device type.
Description
 2010 Microchip Technology Inc.