DS2148TN+ Equivalent & Substitute Parts

Part Overview

The DS2148TN+ is a Telecom Interface Line Interface Unit (LIU) manufactured by Analog Devices Inc./Maxim Integrated. This surface-mount integrated circuit operates as a single-channel LIU in a 44-TQFP package and is designed for telecommunications applications requiring standardized line interface functionality. The part is currently in active production status with full inventory availability. Identifying equivalent and substitute parts is necessary for supply chain continuity, design flexibility, and procurement optimization when the primary part becomes unavailable or when alternative sourcing is required.

Substiute Parts

DS2148TN+

Analog Devices Inc./Maxim IntegratedIn Stock: 860DS2148TN+ Datasheet

Current PartRFQ

DS2148TN+

Analog Devices Inc./Maxim IntegratedIn Stock: 860DS2148TN+ Datasheet

DirectRFQ

Key Parameters

Substitute Part Grouping Explanation

Substitution eligibility for the DS2148TN+ is determined by strict alignment with the following critical parameters:

• Functional Equivalence: Part must perform Line Interface Unit (LIU) function with single-circuit configuration
• Package Compatibility: 44-TQFP (10x10) surface-mount package required for PCB layout and assembly compatibility
• Electrical Specifications: Supply voltage range 4.75V ~ 5.25V and maximum supply current of 95mA
• Operating Environment: Temperature range -40°C ~ 85°C for thermal compatibility
• Compliance Requirements: ROHS3 compliance and MSL 3 rating for manufacturing and storage conditions

Based on the provided input data, the DS2148TN+ is listed as its own direct equivalent. No additional substitute parts from alternative manufacturers are specified in the input parameters.

Parameter Comparison

Engineering Selection Recommendations

The DS2148TN+ maintains active production status with confirmed inventory of 804 pieces in new original condition. Selection of this part or its direct equivalent is supported by:

• Active product status ensuring continued manufacturer support and availability
• Full ROHS3 compliance for environmental and regulatory requirements
• MSL 3 rating compatible with standard manufacturing and storage protocols
• Established supply chain with documented inventory levels

For applications requiring Line Interface Unit functionality in telecommunications systems, the DS2148TN+ represents a qualified selection meeting all specified electrical, thermal, and compliance parameters.

Frequently Asked Questions (FAQ)

Q: What defines a valid substitute for the DS2148TN+? A: A valid substitute must match the 44-TQFP package format, deliver Line Interface Unit functionality, operate within the 4.75V ~ 5.25V supply range, maintain the -40°C ~ 85°C temperature specification, and comply with ROHS3 requirements.

Q: Can the DS2148TN+ be replaced with a different package type? A: No. The 44-TQFP (10x10) package is a critical parameter for PCB layout and assembly compatibility. Alternative package formats are not interchangeable without design modification.

Q: What is the significance of the MSL 3 rating? A: MSL 3 indicates the part requires controlled moisture exposure during storage and handling, with a floor life of 168 hours after moisture barrier bag opening. This affects procurement, storage, and assembly scheduling.

Q: Is the DS2148TN+ suitable for industrial temperature applications? A: The operating temperature range of -40°C ~ 85°C covers industrial and extended commercial environments. Verify specific application requirements against this range.

Q: What compliance certifications apply to the DS2148TN+? A: The part is ROHS3 compliant, REACH unaffected, and classified under ECCN EAR99 with HTSUS code 8542.39.0001.