TLK1201AIRCPR Equivalent & Substitute Parts

Part Overview

The TLK1201AIRCPR is a full-duplex IEEE 802.3 transceiver manufactured by Texas Instruments, housed in a 64-HVQFP surface mount package. This component operates within a supply voltage range of 2.3V to 2.7V and supports industrial temperature ranges from -40°C to 85°C. The part is currently classified as obsolete, necessitating identification of functionally equivalent alternatives for ongoing system support and new designs requiring this transceiver topology.

Substiute Parts

TLK1201AIRCPR

Texas InstrumentsIn Stock: 2964TLK1201AIRCPR Datasheet

Current PartRFQ

TLK2201BIRCPR

Texas InstrumentsIn Stock: 7508TLK2201BIRCPR Datasheet

MFR RecommendedRFQ

Key Parameters

Substitute Part Grouping Explanation

Substitution of the TLK1201AIRCPR is determined by strict equivalence across the following critical parameters:

• Protocol compliance: IEEE 802.3 full-duplex transceiver architecture
• Electrical specifications: 2.3V to 2.7V supply voltage range
• Thermal operating range: -40°C to 85°C
• Physical form factor: 64-HVQFP (10x10) surface mount package
• Driver/receiver configuration: 1/1 topology
• Regulatory compliance: ROHS3 and REACH status

The TLK2201BIRCPR meets all substitution criteria as a direct functional equivalent within the Texas Instruments transceiver product line.

Parameter Comparison

Engineering Selection Recommendations

The TLK2201BIRCPR is the designated manufacturer substitute for the obsolete TLK1201AIRCPR. Both components maintain identical electrical, thermal, and mechanical specifications, ensuring direct functional compatibility. The TLK2201BIRCPR carries a Last Time Buy status, indicating limited future availability. Both parts maintain ROHS3 compliance and REACH unaffected status, satisfying regulatory requirements for industrial and commercial applications. Selection between these parts should prioritize inventory availability and procurement timeline requirements.

Frequently Asked Questions (FAQ)

Q: Can the TLK2201BIRCPR directly replace the TLK1201AIRCPR in existing designs?

A: Yes. Both components share identical electrical specifications (2.3V to 2.7V supply), thermal operating range (-40°C to 85°C), package form factor (64-HVQFP), and protocol implementation (IEEE 802.3 full-duplex 1/1 transceiver). No circuit modifications are required.

Q: What is the difference between the TLK1201AIRCPR and TLK2201BIRCPR?

A: The components are functionally equivalent. The primary distinction is product lifecycle status: TLK1201AIRCPR is obsolete, while TLK2201BIRCPR is Last Time Buy. Both maintain identical performance and compliance characteristics.

Q: Are there packaging differences between these parts?

A: No. Both components use the 64-HVQFP (10x10) surface mount package with identical moisture sensitivity level (MSL 3, 168 hours) and mechanical dimensions.

Q: What does Last Time Buy status mean for the TLK2201BIRCPR?

A: Last Time Buy indicates that Texas Instruments will accept orders for a limited period before discontinuing the part. Procurement should account for this timeline when planning component sourcing.

Q: Do both parts meet the same regulatory standards?

A: Yes. Both the TLK1201AIRCPR and TLK2201BIRCPR are ROHS3 compliant and REACH unaffected, meeting current environmental and regulatory requirements.