74ALVC125PW,112 Equivalent & Substitute Parts

Part Overview

The 74ALVC125PW,112 is a non-inverting buffer logic IC manufactured by Nexperia USA Inc., featuring 4 elements with 3-state output capability in a 14-TSSOP surface mount package. This device operates across a supply voltage range of 1.65V to 3.6V and is rated for -40°C to 85°C operating temperature. The part is currently listed as obsolete, making identification of functionally equivalent alternatives essential for ongoing design support and procurement continuity.

Key Parameters

Parameter	Value
Manufacturer Part Number	74ALVC125PW,112
Manufacturer	Nexperia USA Inc.
Logic Type	Buffer, Non-Inverting
Number of Elements	4
Output Type	3-State
Current - Output High, Low	24mA, 24mA
Voltage - Supply	1.65V ~ 3.6V
Operating Temperature	-40°C ~ 85°C (TA)
Package / Case	14-TSSOP (0.173", 4.40mm Width)
Mounting Type	Surface Mount
Product Status	Obsolete
RoHS Status	ROHS3 Compliant
Moisture Sensitivity Level (MSL)	1 (Unlimited)

Substitute Part Grouping Explanation

Substitute parts for the 74ALVC125PW,112 are identified based on strict parametric equivalence across the following critical criteria:

Logic function: Non-inverting buffer with 4 elements, 1 bit per element
Output configuration: 3-state output capability
Electrical performance: 24mA output current (high and low), 1.65V to 3.6V supply voltage range
Operating temperature range: -40°C to 85°C
Package specification: 14-TSSOP surface mount form factor
Compliance standards: ROHS3 compliance, MSL Level 1

The substitute parts listed below maintain identical functional and electrical characteristics, differing only in manufacturer identity and packaging format (tape/reel versus tube).

Parameter Comparison

Parameter	74ALVC125PW,112 (Nexperia)	SN74ALVC125PWR (Texas Instruments)	SN74ALVC125PW (Texas Instruments)
Logic Type	Buffer, Non-Inverting	Buffer, Non-Inverting	Buffer, Non-Inverting
Number of Elements	4	4	4
Number of Bits per Element	1	1	1
Output Type	3-State	3-State	3-State
Current - Output High, Low	24mA, 24mA	24mA, 24mA	24mA, 24mA
Voltage - Supply	1.65V ~ 3.6V	1.65V ~ 3.6V	1.65V ~ 3.6V
Operating Temperature	-40°C ~ 85°C (TA)	-40°C ~ 85°C (TA)	-40°C ~ 85°C (TA)
Package / Case	14-TSSOP (0.173", 4.40mm Width)	14-TSSOP (0.173", 4.40mm Width)	14-TSSOP (0.173", 4.40mm Width)
Mounting Type	Surface Mount	Surface Mount	Surface Mount
RoHS Status	ROHS3 Compliant	ROHS3 Compliant	ROHS3 Compliant
Moisture Sensitivity Level (MSL)	1 (Unlimited)	1 (Unlimited)	1 (Unlimited)
Product Status	Obsolete	Active	Active

Engineering Selection Recommendations

Both Texas Instruments alternatives (SN74ALVC125PWR and SN74ALVC125PW) provide direct functional substitution for the obsolete Nexperia 74ALVC125PW,112. The primary distinction between substitute options is packaging format:

SN74ALVC125PWR is supplied in Cut Tape (CT) and Digi-Reel format, suitable for automated assembly processes requiring continuous tape delivery. SN74ALVC125PW is supplied in tube packaging, appropriate for manual assembly or lower-volume production environments.

Both substitute parts maintain active product status with Texas Instruments, ensuring long-term availability and technical support. All three parts satisfy ROHS3 compliance requirements and carry MSL Level 1 moisture sensitivity classification, indicating no special storage or handling constraints.

Frequently Asked Questions (FAQ)

Q: Can SN74ALVC125PWR and SN74ALVC125PW be used interchangeably with 74ALVC125PW,112?

A: Yes. Both Texas Instruments parts are parametrically equivalent across all electrical and functional specifications. The difference is packaging format only: SN74ALVC125PWR uses tape/reel packaging while SN74ALVC125PW uses tube packaging. Pin configuration, electrical performance, and operating characteristics are identical.

Q: Why is the original 74ALVC125PW,112 listed as obsolete?

A: Obsolete status indicates the part is no longer manufactured by Nexperia USA Inc. The Texas Instruments equivalents (SN74ALVC125PWR and SN74ALVC125PW) remain in active production and provide identical functionality for new designs or replacement applications.

Q: Are there any differences in supply voltage or operating temperature between the main part and substitutes?

A: No. All three parts operate identically across the 1.65V to 3.6V supply voltage range and -40°C to 85°C temperature specification. Output current capability (24mA high and low) is also identical.

Q: Which substitute should I select for high-volume production?

A: SN74ALVC125PWR is recommended for high-volume automated assembly due to its Cut Tape and Digi-Reel packaging format, which integrates directly with pick-and-place equipment.

Q: Which substitute should I select for low-volume or manual assembly?

A: SN74ALVC125PW in tube packaging is suitable for lower-volume applications or manual assembly processes where tape-based delivery is not required.

Q: Do all parts meet RoHS compliance requirements?

A: Yes. The original 74ALVC125PW,112 and both Texas Instruments substitutes (SN74ALVC125PWR and SN74ALVC125PW) are ROHS3 compliant.

Q: What is the MSL rating, and does it affect storage or handling?

A: All parts carry MSL Level 1 (Unlimited) classification, indicating no moisture sensitivity constraints. Standard component storage and handling practices apply.

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