SN74HC153PWT Equivalent & Substitute Parts

Part Overview

The SN74HC153PWT is a 2 x 4:1 multiplexer logic integrated circuit manufactured by Texas Instruments in a 16-TSSOP surface mount package. This part is currently discontinued at DiGi Electronics, making equivalent substitute parts necessary for ongoing design support and procurement. The 74HC153 series provides dual 4-to-1 multiplexing functionality suitable for data selection and routing applications in digital logic circuits.

Key Parameters

Parameter	Value
Type	Multiplexer
Circuit Configuration	2 x 4:1
Package / Case	16-TSSOP (0.173", 4.40mm Width)
Mounting Type	Surface Mount
Voltage Supply	2V ~ 6V
Operating Temperature Range	-40°C ~ 85°C
Current - Output High, Low	7.8mA, 7.8mA
RoHS Status	ROHS3 Compliant
Moisture Sensitivity Level	1 (Unlimited)

Substitute Part Grouping Explanation

Substitution of the SN74HC153PWT is determined by the following critical parameters:

Functional Equivalence: All substitute parts maintain the 2 x 4:1 multiplexer circuit configuration with identical pin functionality
Package Compatibility: All substitutes use the 16-TSSOP package with identical 0.173" width and pin spacing
Voltage Supply Range: All substitutes operate within the 2V ~ 6V supply range
Surface Mount Compatibility: All substitutes are surface mount devices suitable for identical PCB assembly processes
Compliance Standards: All substitutes maintain ROHS3 compliance and MSL 1 rating

Substitutes are grouped by product status and manufacturer, with variations in output current specifications and operating temperature ranges noted where applicable.

Parameter Comparison

Parameter	SN74HC153PWT (Main)	SN74HC153PWR	74HC153PW,118	74HC153PW-Q100J	MC74HC153ADTR2G
Manufacturer	Texas Instruments	Texas Instruments	Nexperia USA Inc.	Nexperia USA Inc.	onsemi
Product Status	Discontinued	Active	Active	Active	Active
Circuit Configuration	2 x 4:1	2 x 4:1	2 x 4:1	2 x 4:1	2 x 4:1
Package / Case	16-TSSOP	16-TSSOP	16-TSSOP	16-TSSOP	16-TSSOP
Voltage Supply	2V ~ 6V	2V ~ 6V	2V ~ 6V	2V ~ 6V	2V ~ 6V
Operating Temperature	-40°C ~ 85°C	-40°C ~ 85°C	-40°C ~ 125°C	-40°C ~ 125°C	-55°C ~ 125°C
Current - Output High, Low	7.8mA, 7.8mA	7.8mA, 7.8mA	5.2mA, 5.2mA	5.2mA, 5.2mA	5.2mA, 5.2mA
Mounting Type	Surface Mount	Surface Mount	Surface Mount	Surface Mount	Surface Mount
RoHS Status	ROHS3 Compliant	ROHS3 Compliant	ROHS3 Compliant	ROHS3 Compliant	ROHS3 Compliant
MSL Rating	1 (Unlimited)	1 (Unlimited)	1 (Unlimited)	1 (Unlimited)	1 (Unlimited)

Engineering Selection Recommendations

SN74HC153PWR (Texas Instruments) is the direct parametric equivalent with identical output current specifications (7.8mA) and operating temperature range (-40°C ~ 85°C). This part maintains active product status and is recommended as the primary substitute when Texas Instruments sourcing is preferred.

74HC153PW,118 (Nexperia USA Inc.) and 74HC153PW-Q100J (Nexperia USA Inc.) are functionally equivalent with reduced output current (5.2mA) and extended operating temperature range (-40°C ~ 125°C). The 74HC153PW-Q100J includes AEC-Q100 automotive qualification, suitable for automotive-grade applications. Both parts are actively manufactured.

MC74HC153ADTR2G (onsemi) provides the widest operating temperature range (-55°C ~ 125°C) with reduced output current (5.2mA). This part is suitable for extended temperature applications and is actively produced.

All substitutes maintain identical package geometry, pin configuration, voltage supply compatibility, and compliance certifications, enabling direct PCB-level replacement without design modification.

Frequently Asked Questions (FAQ)

Q: Can SN74HC153PWR be used as a direct replacement for SN74HC153PWT?

A: Yes. SN74HC153PWR is parametrically equivalent with identical output current (7.8mA) and operating temperature range (-40°C ~ 85°C). Both parts use the 16-TSSOP package with identical pinout and functional behavior.

Q: What is the difference between the Nexperia and onsemi substitutes?

A: Both manufacturers provide 2 x 4:1 multiplexer functionality in 16-TSSOP packages with 5.2mA output current. The Nexperia 74HC153PW,118 operates to 125°C. The onsemi MC74HC153ADTR2G extends the lower temperature limit to -55°C, providing a wider operating range suitable for extreme temperature environments.

Q: Is the 74HC153PW-Q100J suitable for automotive applications?

A: Yes. The 74HC153PW-Q100J carries AEC-Q100 automotive qualification and is suitable for automotive-grade designs requiring multiplexer functionality within the -40°C ~ 125°C operating range.

Q: Will reduced output current (5.2mA vs 7.8mA) affect circuit performance?

A: Output current specifications define maximum sourcing and sinking capability. Substitutes with 5.2mA output current remain compatible with standard logic loads. Design verification is necessary only if the original circuit operates at the maximum current limit of 7.8mA.

Q: Are all substitutes available in the same packaging format?

A: Yes. All substitute parts use 16-TSSOP surface mount packages with identical 0.173" width and pin spacing, enabling direct PCB-level replacement without layout modification.

Q: What compliance certifications apply to all substitute parts?

A: All substitute parts are ROHS3 compliant with MSL 1 (Unlimited) moisture sensitivity rating, matching the original SN74HC153PWT specifications.

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