THS6042IDRG4 Equivalent & Substitute Parts

Part Overview

The THS6042IDRG4 is a 2/0 Driver DSL interface IC manufactured by Texas Instruments in 8-SOIC surface mount packaging. This component is classified as obsolete, making identification of functionally equivalent alternatives essential for ongoing system support and new design implementations. The part operates across a 5V to 15V supply range and maintains performance specifications from -40°C to 85°C operating temperature. Substitute parts must maintain electrical compatibility within the DSL driver protocol while accommodating the standardized 8-SOIC package footprint.

Substiute Parts

THS6042IDRG4

Texas InstrumentsIn Stock: 990THS6042IDRG4 Datasheet

Current PartRFQ

LT1253CS8

Linear TechnologyIn Stock: 4906LT1253CS8 Datasheet

MFR RecommendedRFQ

LT1253CS8#PBF

Analog Devices Inc.In Stock: 1219LT1253CS8#PBF Datasheet

MFR RecommendedRFQ

LT1253CS8#TRPBF

Analog Devices Inc.In Stock: 4322LT1253CS8#TRPBF Datasheet

MFR RecommendedRFQ

Key Parameters

Substitute Part Grouping Explanation

Substitute parts for the THS6042IDRG4 are identified based on the following critical parameters:

• Package Compatibility: All substitutes must use 8-SOIC (0.154", 3.90mm Width) surface mount packaging to ensure PCB footprint compatibility
• Mounting Type: Surface mount technology requirement maintained across all alternatives
• Electrical Interface: Current feedback amplifier topology with 2-channel configuration
• Supply Voltage Range: Operating range of 4V to 28V (single supply) or ±2V to ±14V (dual supply) encompasses the original 5V to 15V specification
• Performance Specifications: -3dB bandwidth of 270 MHz and slew rate of 250V/µs define the signal processing capability
• Compliance Status: RoHS3 compliance and REACH unaffected status required for regulatory alignment

The substitute parts listed (LT1253CS8, LT1253CS8#PBF, LT1253CS8#TRPBF) share identical electrical performance characteristics and package specifications, differing only in packaging format (bulk, tube, or tape & reel) and manufacturer designation.

Parameter Comparison

Engineering Selection Recommendations

Primary Substitutes: LT1253CS8#PBF and LT1253CS8#TRPBF are the preferred alternatives. Both variants maintain ROHS3 compliance and REACH unaffected status, aligning with the original part's regulatory certifications. These parts are currently in active production status, ensuring long-term availability and supply chain stability.

Secondary Substitute: LT1253CS8 (bulk packaging) provides electrical equivalence but carries RoHS non-compliant and REACH affected designations. This variant is suitable only for applications where regulatory compliance requirements do not apply or where legacy system maintenance permits non-compliant component use.

Packaging Selection: Choose LT1253CS8#TRPBF for high-volume manufacturing requiring tape & reel format. Select LT1253CS8#PBF for lower-volume applications or tube packaging requirements. Both maintain identical electrical performance and package footprint specifications.

Frequently Asked Questions (FAQ)

Q: Can LT1253CS8 variants be used as direct replacements for THS6042IDRG4?

A: Yes, within the constraints of regulatory compliance. All three LT1253CS8 variants share identical 8-SOIC package dimensions, electrical performance specifications, and supply voltage ranges that encompass the original part's operating envelope. Pin-to-pin compatibility is maintained across all variants.

Q: What is the difference between LT1253CS8, LT1253CS8#PBF, and LT1253CS8#TRPBF?

A: The differences are packaging format and regulatory status only. LT1253CS8 is supplied in bulk format with RoHS non-compliant status. LT1253CS8#PBF uses tube packaging with ROHS3 compliance. LT1253CS8#TRPBF uses tape & reel format with ROHS3 compliance. Electrical specifications and pin configuration are identical across all three variants.

Q: Are there compliance considerations when substituting the THS6042IDRG4?

A: Yes. The original THS6042IDRG4 is ROHS3 compliant and REACH unaffected. For regulatory alignment, select LT1253CS8#PBF or LT1253CS8#TRPBF, which maintain these certifications. The LT1253CS8 bulk variant does not meet these compliance standards and should be avoided in applications requiring regulatory certification.

Q: Does the expanded supply voltage range of substitute parts affect circuit design?

A: No. The substitute parts' supply voltage range (4V ~ 28V single supply, ±2V ~ 14V dual supply) fully encompasses the original part's 5V to 15V specification. Existing circuit designs require no modification. The expanded range provides additional flexibility for future applications without compromising compatibility with the original design envelope.

Q: What inventory considerations apply to these substitutes?

A: LT1253CS8#TRPBF offers the highest inventory availability (4,300 pcs), followed by LT1253CS8 (4,820 pcs) and LT1253CS8#PBF (1,131 pcs). For applications requiring immediate component availability, LT1253CS8#TRPBF is the optimal selection, provided tape & reel packaging is compatible with manufacturing processes.