PIC16LF871T-I/L Equivalent & Substitute Parts

Part Overview

The PIC16LF871T-I/L is an 8-bit microcontroller from Microchip Technology's PIC® 16F series, featuring 4.6KB FLASH program memory, 128 bytes of RAM, and 64 bytes of EEPROM. This device integrates UART/USART connectivity, PWM, watchdog timer (WDT), and brown-out detection in a 44-PLCC surface mount package. The part is classified as obsolete, making equivalent substitutes necessary for ongoing production and maintenance applications.

Substiute Parts

PIC16LF871T-I/L

Microchip TechnologyIn Stock: 1123PIC16LF871T-I/L Datasheet

Current PartRFQ

PIC16LF871-I/L

Microchip TechnologyIn Stock: 1976PIC16LF871-I/L Datasheet

DirectRFQ

Key Parameters

Substitute Part Grouping Explanation

The PIC16LF871-I/L qualifies as a direct substitute for the PIC16LF871T-I/L based on strict electrical and mechanical parameter equivalence. Both parts share identical core specifications: 8-bit PIC processor architecture, 20MHz operation, 4.6KB FLASH memory, 128 bytes RAM, 64 bytes EEPROM, 33 I/O pins, UART/USART connectivity, and identical peripheral feature sets (brown-out detection, POR, PWM, WDT). Both devices operate across the same voltage range (2V ~ 5.5V) and temperature range (-40°C ~ 85°C). The 44-LCC (J-Lead) package and surface mount configuration are identical. Compliance certifications (ROHS3, MSL 3) are equivalent.

The substitution is valid based on these matching parameters: core processor type, core size, clock speed, memory configuration (program, RAM, EEPROM), I/O count, analog converter specifications, connectivity protocols, peripheral features, voltage and temperature ratings, and package form factor.

Parameter Comparison

Engineering Selection Recommendations

The PIC16LF871-I/L is a functionally equivalent substitute for the obsolete PIC16LF871T-I/L. All electrical specifications, memory configurations, I/O capabilities, and peripheral features are identical. Both devices maintain ROHS3 compliance and equivalent moisture sensitivity ratings.

The primary distinction is product status: the substitute part is currently active in Microchip's product line, ensuring ongoing availability and support. The main part is classified as obsolete, creating supply chain risk for new designs and production continuity.

Packaging differs between the two parts: the main part is supplied in Tape & Reel format, while the substitute is supplied in Tube format. This distinction affects handling, storage, and automated assembly processes but does not impact electrical or mechanical compatibility when mounted in the same 44-LCC footprint.

Frequently Asked Questions (FAQ)

Q: Are the PIC16LF871T-I/L and PIC16LF871-I/L electrically identical?

A: Yes. Both parts share identical core processor architecture, clock speed, memory capacity (program, RAM, EEPROM), I/O pin count, analog converter specifications, connectivity protocols, and peripheral features. Voltage supply range and operating temperature range are identical.

Q: What is the difference between these two part numbers?

A: The primary difference is packaging format. The PIC16LF871T-I/L is supplied in Tape & Reel format, while the PIC16LF871-I/L is supplied in Tube format. Both use the same 44-LCC (J-Lead) surface mount package. The substitute part is currently active in production, while the main part is obsolete.

Q: Can I use the PIC16LF871-I/L as a direct replacement in existing designs?

A: Yes. The substitute part is pin-compatible and functionally equivalent. No circuit modifications are required. The 44-LCC package footprint is identical for both parts.

Q: Does packaging format affect circuit performance?

A: No. Packaging format (Tape & Reel versus Tube) affects only handling, storage, and assembly logistics. Once mounted on the PCB, both parts perform identically.

Q: Are both parts RoHS compliant?

A: Yes. Both the PIC16LF871T-I/L and PIC16LF871-I/L are ROHS3 compliant with equivalent moisture sensitivity levels (MSL 3, 168 hours).

Q: Why should I choose the substitute part?

A: The substitute part (PIC16LF871-I/L) is currently active in Microchip's product line, ensuring reliable supply chain availability. The main part is obsolete, creating potential sourcing challenges for future production runs and maintenance applications.