74HC125D,652 Equivalent & Substitute Parts

Part Overview

The 74HC125D,652 is a non-inverting buffer logic IC manufactured by Nexperia USA Inc., featuring 4 elements with 1 bit per element and 3-state output capability. This component operates across a 2V to 6V supply voltage range and is housed in a 14-SOIC surface mount package. The part is currently listed as obsolete, making equivalent and substitute parts necessary for ongoing design support and procurement continuity.

Key Parameters

Parameter	Value
Manufacturer Part Number	74HC125D,652
Manufacturer	Nexperia USA Inc.
Logic Type	Buffer, Non-Inverting
Number of Elements	4
Number of Bits per Element	1
Output Type	3-State
Current - Output High, Low	7.8mA, 7.8mA
Voltage - Supply	2V ~ 6V
Operating Temperature	-40°C ~ 125°C (TA)
Package / Case	14-SOIC (0.154", 3.90mm Width)
Mounting Type	Surface Mount
RoHS Status	ROHS3 Compliant
Product Status	Obsolete

Substitute Part Grouping Explanation

Substitution for the 74HC125D,652 is determined by the following critical parameters:

Logic Type: Buffer, Non-Inverting
Number of Elements: 4
Number of Bits per Element: 1
Output Type: 3-State
Current - Output High, Low: 7.8mA, 7.8mA
Voltage - Supply: 2V ~ 6V
Package / Case: 14-SOIC (0.154", 3.90mm Width)
Mounting Type: Surface Mount

Substitute parts are grouped into three categories based on product status and availability:

Direct Substitutes (Active Status): Parts with identical electrical specifications and package configuration, currently in active production.

Similar Substitutes (Active Status): Parts meeting all core electrical and mechanical requirements with minor variations in operating temperature range or packaging format.

Upgrade Substitutes: Parts with enhanced specifications or extended temperature ranges, suitable for applications requiring improved performance margins.

Parameter Comparison

Part Number	Manufacturer	Logic Type	Elements	Output Type	Current (mA)	Voltage Supply	Temp Range (°C)	Package	Status
74HC125D,652	Nexperia USA Inc.	Buffer, Non-Inverting	4	3-State	7.8 / 7.8	2V ~ 6V	-40 ~ 125	14-SOIC	Obsolete
74HC125D,653	Nexperia USA Inc.	Buffer, Non-Inverting	4	3-State	7.8 / 7.8	2V ~ 6V	-40 ~ 125	14-SOIC	Active
CD74HC125QM96G4Q1	Texas Instruments	Buffer, Non-Inverting	4	3-State	7.8 / 7.8	2V ~ 6V	-40 ~ 125	14-SOIC	Active
MC74HC125ADR2G	onsemi	Buffer, Non-Inverting	4	3-State	7.8 / 7.8	2V ~ 6V	-55 ~ 125	14-SOIC	Active
CD74HC125M96	Texas Instruments	Buffer, Non-Inverting	4	3-State	7.8 / 7.8	2V ~ 6V	-55 ~ 125	14-SOIC	Active
CD74HC125MT	Texas Instruments	Buffer, Non-Inverting	4	3-State	7.8 / 7.8	2V ~ 6V	-55 ~ 125	14-SOIC	Discontinued at DiGi Electronics
MC74HC125ADG	Fairchild Semiconductor	Buffer, Non-Inverting	4	3-State	7.8 / 7.8	2V ~ 6V	-55 ~ 125	14-SOIC	Active
MM74HC125M	Fairchild Semiconductor	Buffer, Non-Inverting	4	3-State	7.8 / 7.8	2V ~ 6V	-40 ~ 85	14-SOIC	Active
MM74HC125MX	Fairchild Semiconductor	Buffer, Non-Inverting	4	3-State	7.8 / 7.8	2V ~ 6V	-40 ~ 85	14-SOIC	Active
SN74HC125D	Texas Instruments	Buffer, Non-Inverting	4	3-State	7.8 / 7.8	2V ~ 6V	-40 ~ 85	14-SOIC	Discontinued at DiGi Electronics
CD74HC125M	Harris Corporation	Buffer, Non-Inverting	4	3-State	7.8 / 7.8	2V ~ 6V	-55 ~ 125	14-SOIC	Obsolete

Engineering Selection Recommendations

Primary Recommendation: 74HC125D,653 (Nexperia USA Inc.) provides direct equivalence with identical electrical specifications and operating temperature range. This part maintains active product status and ROHS3 compliance, ensuring long-term availability and regulatory alignment.

Alternative for Extended Temperature Range: CD74HC125M96 or MC74HC125ADR2G offer extended lower operating temperature limits (-55°C vs. -40°C), suitable for applications requiring enhanced thermal performance margins. Both maintain ROHS3 compliance and active production status.

Alternative for Automotive Applications: CD74HC125QM96G4Q1 (Texas Instruments) includes AEC-Q100 automotive qualification, appropriate for automotive-grade designs requiring formal qualification documentation.

Compatibility Consideration: MM74HC125M and MM74HC125MX operate within a reduced upper temperature limit (-40°C to 85°C), suitable only for applications not exceeding 85°C ambient conditions.

Frequently Asked Questions (FAQ)

Q: Can 74HC125D,653 directly replace 74HC125D,652? A: Yes. Both parts share identical electrical specifications, output characteristics, and package configuration. The primary difference is packaging format (Cut Tape & Digi-Reel vs. Tube) and active product status of the 653 variant.

Q: What is the significance of the extended temperature range in CD74HC125M96 and MC74HC125ADR2G? A: These parts operate from -55°C to 125°C, compared to the original -40°C to 125°C range. The extended lower temperature limit provides additional thermal margin for applications in extreme cold environments or high-reliability systems.

Q: Are all substitute parts ROHS3 compliant? A: Most active substitutes maintain ROHS3 compliance. CD74HC125M (Harris Corporation) is RoHS non-compliant and obsolete, making it unsuitable for new designs. Verify compliance status for specific procurement requirements.

Q: Does package format affect electrical performance? A: No. Tube, Cut Tape & Digi-Reel, and Tape & Reel packaging formats do not alter electrical specifications. Selection depends on assembly process requirements and procurement volume.

Q: Which substitute offers the best long-term availability? A: 74HC125D,653 (Nexperia) and CD74HC125M96 (Texas Instruments) maintain active production status with substantial inventory levels, ensuring consistent availability for ongoing procurement.

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