PIC18LF4221-I/PT Microchip Technology, PIC18LF4221-I/PT Datasheet - Page 6

• Manufacturer Part Number: PIC18LF4221-I/PT
• Description: 4 KB Flash, 512 RAM 44 TQFP 10x10x1mm TRAY
• Manufacturer: Microchip Technology
• Series: PIC® 18Fr

Specifications of PIC18LF4221-I/PT

• 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: 36
• Program Memory Size: 4KB (2K x 16)
• 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 13x10b
• Oscillator Type: Internal
• Operating Temperature: -40°C ~ 85°C
• Package / Case: 44-TQFP, 44-VQFP
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

PIC18F2221/2321/4221/4321
APPENDIX A:
Rev A Document (7/2006)
First revision of this document. Silicon issue 1 (MSSP).
Rev B Document (6/2007)
Added
Converter).
Rev C Document (5/2010)
Converted existing silicon errata and data sheet errata
documents to new, combined format. Removed
issue 1 (MSSP), making former issue 2 (10-Bit A/D)
issue 1. Added silicon issue 2 (MSSP) and removed
data sheet clarifications 1-3 and 6-14.
This document replaces these errata documents:
• DS80285B, “PIC18F2221/2321/4221/4321
• DS80310G, “PIC18F2221/2321/4221/4321 Data
DS80285C-page 6
Rev. B2 Silicon Errata” – DS number assumed by
this errata
Sheet Errata” – Document retired
silicon
issue
DOCUMENT
REVISION HISTORY
2 (10-Bit
Analog-to-Digital
 2010 Microchip Technology Inc.