PIC18LF2221-I/SP Microchip Technology, PIC18LF2221-I/SP Datasheet - Page 264

• Manufacturer Part Number: PIC18LF2221-I/SP
• Description: IC PIC MCU FLASH 2KX16 28DIP
• Manufacturer: Microchip Technology
• Series: PIC® 18Fr

Specifications of PIC18LF2221-I/SP

• Core Size: 8-Bit
• Program Memory Size: 4KB (2K x 16)
• Core Processor: PIC
• Speed: 40MHz
• Connectivity: I²C, SPI, UART/USART
• Peripherals: Brown-out Detect/Reset, HLVD, POR, PWM, WDT
• Number Of I /o: 25
• Program Memory Type: FLASH
• Eeprom Size: 256 x 8
• Ram Size: 512 x 8
• Voltage - Supply (vcc/vdd): 2 V ~ 5.5 V
• Data Converters: A/D 10x10b
• Oscillator Type: Internal
• Operating Temperature: -40°C ~ 85°C
• Package / Case: 28-DIP (0.300", 7.62mm)
• Controller Family/series: PIC18
• No. Of I/o's: 25
• Eeprom Memory Size: 256Byte
• Ram Memory Size: 512Byte
• Cpu Speed: 40MHz
• No. Of Timers: 4
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

PIC18F4321 FAMILY
REGISTER 23-12: DEVID1: DEVICE ID REGISTER 1 FOR PIC18F2221/2321/4221/4321 DEVICES
REGISTER 23-13: DEVID2: DEVICE ID REGISTER 2 FOR PIC18F2221/2321/4221/4321 DEVICES
DS39689A-page 262
bit 7-5
bit 4-0
bit 7-0
Legend:
R = Read-only bit
-n = Value when device is unprogrammed
bit 7
DEV2:DEV0: Device ID bits
000 = PIC18F4321
010 = PIC18F4221
001 = PIC18F2321
011 = PIC18F2221
REV4:REV0: Revision ID bits
These bits are used to indicate the device revision.
DEV10:DEV3: Device ID bits
These bits are used with the DEV2:DEV0 bits in the Device ID Register 1 to identify the
part number.
0010 0001 = PIC18F2221/2321/4221/4321 devices
Legend:
R = Read-only bit
-n = Value when device is unprogrammed
bit 7
DEV2
DEV10
Note:
R
R
These values for DEV10:DEV3 may be shared with other devices. The specific
device is always identified by using the entire DEV10:DEV0 bit sequence.
DEV1
DEV9
R
R
Advance Information
P = Programmable bit
P = Programmable bit
DEV0
DEV8
R
R
REV4
DEV7
R
R
REV3
U = Unimplemented bit, read as ‘0’
u = Unchanged from programmed state
DEV6
U = Unimplemented bit, read as ‘0’
u = Unchanged from programmed state
R
R
REV2
DEV5
R
© 2005 Microchip Technology Inc.
R
REV1
DEV4
R
R
REV0
DEV3
R
R
bit 0
bit 0