CD74HC4050MT Equivalent & Substitute Parts

Part Overview

The CD74HC4050MT is a non-inverting buffer logic integrated circuit manufactured by Texas Instruments, housed in a 16-SOIC surface mount package. This device functions as a 6-element buffer with push-pull output capability, operating across a 2V to 6V supply voltage range. The part is classified as Last Time Buy, indicating discontinued production status. Alternative equivalent parts are necessary for ongoing procurement and design continuity.

Key Parameters

Parameter	Value
Manufacturer Part Number	CD74HC4050MT
Manufacturer	Texas Instruments
Logic Type	Buffer, Non-Inverting
Number of Elements	6
Number of Bits per Element	1
Output Type	Push-Pull
Current - Output High, Low	5.2mA, 5.2mA
Voltage - Supply	2V ~ 6V
Operating Temperature	-55°C ~ 125°C (TA)
Package / Case	16-SOIC (0.154", 3.90mm Width)
Mounting Type	Surface Mount
RoHS Status	ROHS3 Compliant
Moisture Sensitivity Level (MSL)	1 (Unlimited)

Substitute Part Grouping Explanation

Substitution of the CD74HC4050MT is determined by strict equivalence across the following parameters:

Logic type: Buffer, Non-Inverting
Number of elements: 6
Number of bits per element: 1
Output type: Push-Pull
Output current capability: 5.2mA (high and low)
Supply voltage range: 2V ~ 6V
Package type: 16-SOIC surface mount
Base product number: 74HC4050

All substitute parts listed maintain identical functional specifications and package dimensions. Variations in product status, operating temperature range, and manufacturer do not affect electrical interchangeability within the specified parameters.

Parameter Comparison

Parameter	CD74HC4050MT (TI)	CD74HC4050M96 (TI)	74HC4050D,653 (Nexperia)	74HC4050D-Q100J (Nexperia)
Logic Type	Buffer, Non-Inverting	Buffer, Non-Inverting	Buffer, Non-Inverting	Buffer, Non-Inverting
Number of Elements	6	6	6	6
Number of Bits per Element	1	1	1	1
Output Type	Push-Pull	Push-Pull	Push-Pull	Push-Pull
Current - Output High, Low	5.2mA, 5.2mA	5.2mA, 5.2mA	5.2mA, 5.2mA	5.2mA, 5.2mA
Voltage - Supply	2V ~ 6V	2V ~ 6V	2V ~ 6V	2V ~ 6V
Operating Temperature	-55°C ~ 125°C	-55°C ~ 125°C	-40°C ~ 125°C	-40°C ~ 125°C
Package / Case	16-SOIC	16-SOIC	16-SOIC	16-SOIC
Mounting Type	Surface Mount	Surface Mount	Surface Mount	Surface Mount
Product Status	Last Time Buy	Active	Active	Active
RoHS Status	ROHS3 Compliant	ROHS3 Compliant	ROHS3 Compliant	ROHS3 Compliant
Moisture Sensitivity Level (MSL)	1 (Unlimited)	1 (Unlimited)	1 (Unlimited)	1 (Unlimited)

Engineering Selection Recommendations

CD74HC4050M96 (Texas Instruments): This part is the direct parametric equivalent from the original manufacturer. It maintains identical electrical specifications and operating temperature range (-55°C ~ 125°C) as the CD74HC4050MT. The primary difference is packaging format (Cut Tape & Digi-Reel versus Tape & Reel), which does not affect functional performance. This part is in Active product status with higher inventory availability.

74HC4050D,653 (Nexperia USA Inc.): This part provides full electrical equivalence with identical output current and supply voltage specifications. The operating temperature range is -40°C ~ 125°C, which is narrower at the lower end compared to the CD74HC4050MT. This part is suitable for applications not requiring operation below -40°C. Product status is Active with established supply chain availability.

74HC4050D-Q100J (Nexperia USA Inc.): This part is qualified to AEC-Q100 automotive standards and maintains identical electrical specifications to the CD74HC4050MT. The operating temperature range is -40°C ~ 125°C. This variant is appropriate for automotive-grade applications requiring formal qualification documentation. Product status is Active.

All substitute parts comply with ROHS3 and maintain MSL Level 1 classification, ensuring compatibility with standard manufacturing and storage conditions.

Frequently Asked Questions (FAQ)

Q: Can CD74HC4050M96 replace CD74HC4050MT directly?

A: Yes. Both parts are manufactured by Texas Instruments and share identical electrical specifications, including output current (5.2mA), supply voltage range (2V ~ 6V), and operating temperature range (-55°C ~ 125°C). The packaging format difference (Cut Tape & Digi-Reel versus Tape & Reel) does not affect circuit performance.

Q: What is the difference between the Texas Instruments and Nexperia versions?

A: Both manufacturers produce the 74HC4050 base product with identical functional specifications. The primary differences are manufacturer identity and, for Nexperia parts, a narrower operating temperature range (-40°C ~ 125°C versus -55°C ~ 125°C). Electrical performance and package dimensions remain equivalent.

Q: Is the 74HC4050D-Q100J suitable for non-automotive applications?

A: Yes. The 74HC4050D-Q100J maintains identical electrical specifications to the standard versions. The AEC-Q100 qualification is an additional certification that does not restrict use in non-automotive designs. This part is functionally interchangeable in any application requiring the 74HC4050 buffer specifications.

Q: Does operating temperature range affect substitution compatibility?

A: Operating temperature range affects substitution only if the application requires operation outside the specified limits. The CD74HC4050MT and CD74HC4050M96 support -55°C ~ 125°C, while Nexperia parts support -40°C ~ 125°C. For applications operating within -40°C ~ 125°C, all parts are equivalent. For applications requiring operation below -40°C, only Texas Instruments parts are suitable.

Q: Are all substitute parts RoHS3 compliant?

A: Yes. All listed substitute parts are ROHS3 compliant with MSL Level 1 classification, meeting standard environmental and moisture sensitivity requirements for surface mount assembly.

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