PIC16C62BT-20E/SS Equivalent & Substitute Parts

Part Overview

The PIC16C62BT-20E/SS is an 8-bit microcontroller from Microchip Technology's PIC® 16C series, featuring 4.6KB of OTP (One-Time Programmable) memory, 22 I/O pins, and operation at 20MHz. The device integrates essential peripherals including PWM, watchdog timer, brown-out detection, and supports I2C and SPI connectivity. Currently classified as obsolete, identifying compatible substitute parts is necessary for ongoing system support, design updates, and component procurement when original inventory becomes unavailable.

Substiute Parts

PIC16C62BT-20E/SS

Microchip TechnologyIn Stock: 1123PIC16C62BT-20E/SS Datasheet

Current PartRFQ

PIC16C62B-20I/SS

Microchip TechnologyIn Stock: 826PIC16C62B-20I/SS Datasheet

DirectRFQ

Key Parameters

Substitute Part Grouping Explanation

Substitution eligibility for the PIC16C62BT-20E/SS is determined by strict alignment of the following critical parameters:

• Core Architecture: PIC 8-bit processor
• Memory Configuration: 4.6KB (2K x 14) OTP program memory and 128 x 8 RAM
• Operating Frequency: 20MHz
• I/O Count: 22 pins
• Supply Voltage Range: 4V ~ 5.5V
• Package Type: 28-SSOP surface mount
• Peripheral Set: I2C, SPI, PWM, WDT, brown-out detection, POR

The PIC16C62B-20I/SS meets all core functional and electrical requirements for direct substitution. Differences in packaging format (Tube vs. Tape & Reel) and operating temperature range do not affect functional compatibility in applications designed for the original part.

Parameter Comparison

Engineering Selection Recommendations

The PIC16C62B-20I/SS is a direct functional equivalent to the PIC16C62BT-20E/SS. Both devices share identical core architecture, memory configuration, I/O capability, and peripheral functionality. The substitute part carries Active product status from Microchip Technology, ensuring ongoing availability and support compared to the Obsolete classification of the original part.

Both parts maintain ROHS3 compliance and identical MSL ratings, confirming equivalent environmental and handling requirements. The operating temperature range of the substitute (-40°C ~ 85°C) is narrower than the original (-40°C ~ 125°C); applications requiring operation above 85°C must retain the original part specification. For standard industrial and commercial temperature ranges, the substitute provides full compatibility.

The difference in packaging format (Tube vs. Tape & Reel) affects only procurement and assembly logistics, not electrical or functional performance.

Frequently Asked Questions (FAQ)

Q: Can PIC16C62B-20I/SS replace PIC16C62BT-20E/SS in existing designs?

A: Yes. Both parts are functionally identical in core processor architecture, memory size, I/O configuration, and peripheral set. Existing firmware and PCB layouts require no modification. Verify that your application's operating temperature requirement does not exceed 85°C, as the substitute has a narrower temperature range.

Q: What is the difference between the packaging formats?

A: PIC16C62BT-20E/SS ships in Tape & Reel format, optimized for high-volume automated assembly. PIC16C62B-20I/SS ships in Tube format, suitable for lower-volume or manual assembly processes. Both contain identical die and functionality; the difference is packaging only.

Q: Why is the original part marked Obsolete?

A: Microchip Technology has discontinued active production of the PIC16C62BT-20E/SS. The PIC16C62B-20I/SS remains in Active production status, ensuring long-term component availability and supply chain stability.

Q: Are there any compliance or certification differences?

A: No. Both parts carry identical ROHS3 compliance, MSL ratings, REACH status, and ECCN classifications. Environmental and regulatory requirements are equivalent.

Q: What should I verify before substitution?

A: Confirm that your application's maximum operating temperature does not exceed 85°C. Verify PCB assembly equipment compatibility with Tube packaging if transitioning from Tape & Reel format. No firmware or design changes are required.