SN74HC11PWT AND Gate IC 3 Channel 14-TSSOP Equivalent & Substitute Parts

Part Overview

The SN74HC11PWT is a 3-channel AND gate logic IC manufactured by Texas Instruments in 14-TSSOP surface mount packaging. This part is classified as obsolete, making equivalent and substitute parts necessary for ongoing design support and procurement. The SN74HC11PWT operates across a 2V to 6V supply voltage range with 3-input AND gate configuration, suitable for general-purpose digital logic applications requiring low power consumption and standard propagation delay characteristics.

Key Parameters

Parameter	Value
Logic Type	AND Gate
Number of Circuits	3
Number of Inputs	3
Voltage - Supply	2V ~ 6V
Current - Quiescent (Max)	2 µA
Current - Output High, Low	5.2mA, 5.2mA
Input Logic Level - Low	0.5V ~ 1.8V
Input Logic Level - High	1.5V ~ 4.2V
Max Propagation Delay @ 6V, 50pF	17ns
Operating Temperature	-40°C ~ 85°C
Mounting Type	Surface Mount
Package / Case	14-TSSOP (0.173", 4.40mm Width)
RoHS Status	ROHS3 Compliant
Moisture Sensitivity Level (MSL)	1 (Unlimited)

Substitute Part Grouping Explanation

Substitution eligibility for the SN74HC11PWT is determined by the following critical parameters:

Logic configuration: 3-channel AND gate with 3 inputs per channel
Package type: 14-TSSOP surface mount form factor
Supply voltage range: 2V ~ 6V minimum requirement
Output current capability: 5.2mA minimum for both high and low states
Input logic thresholds: 0.5V ~ 1.8V (low), 1.5V ~ 4.2V (high)
Propagation delay: 17ns maximum at 6V with 50pF load
Operating temperature: -40°C minimum to 85°C minimum
RoHS3 compliance and MSL Level 1 rating

Substitute parts are grouped into three categories based on their relationship to the main part: parametric equivalents (identical electrical and mechanical specifications), upgrades (enhanced performance or extended temperature range), and manufacturer-recommended alternatives (functionally equivalent with potential performance improvements).

Parameter Comparison

Parameter	SN74HC11PWT (Main)	SN74HC11PWR (Parametric Equivalent)	74HC11PW,118 (Upgrade)	74HC11PW-Q100J (Upgrade)	MC74HC11ADTR2G (MFR Recommended)
Manufacturer	Texas Instruments	Texas Instruments	Nexperia USA Inc.	Nexperia USA Inc.	onsemi
Product Status	Obsolete	Active	Active	Active	Active
Logic Type	AND Gate	AND Gate	AND Gate	AND Gate	AND Gate
Number of Circuits	3	3	3	3	3
Number of Inputs	3	3	3	3	3
Voltage - Supply	2V ~ 6V	2V ~ 6V	2V ~ 6V	2V ~ 6V	2V ~ 6V
Current - Quiescent (Max)	2 µA	2 µA	2 µA	2 µA	1 µA
Current - Output High, Low	5.2mA, 5.2mA	5.2mA, 5.2mA	5.2mA, 5.2mA	5.2mA, 5.2mA	5.2mA, 5.2mA
Input Logic Level - Low	0.5V ~ 1.8V	0.5V ~ 1.8V	0.5V ~ 1.8V	0.5V ~ 1.8V	0.5V ~ 1.8V
Input Logic Level - High	1.5V ~ 4.2V	1.5V ~ 4.2V	1.5V ~ 4.2V	1.5V ~ 4.2V	1.5V ~ 4.2V
Max Propagation Delay @ 6V, 50pF	17ns	17ns	17ns	17ns	16ns
Operating Temperature	-40°C ~ 85°C	-40°C ~ 85°C	-40°C ~ 125°C	-40°C ~ 125°C	-55°C ~ 125°C
Mounting Type	Surface Mount	Surface Mount	Surface Mount	Surface Mount	Surface Mount
Package / Case	14-TSSOP	14-TSSOP	14-TSSOP	14-TSSOP	14-TSSOP
RoHS Status	ROHS3 Compliant	ROHS3 Compliant	ROHS3 Compliant	ROHS3 Compliant	ROHS3 Compliant
Moisture Sensitivity Level (MSL)	1 (Unlimited)	1 (Unlimited)	1 (Unlimited)	1 (Unlimited)	1 (Unlimited)
Grade	Standard	Standard	Standard	Automotive	Standard
Qualification	None	None	None	AEC-Q100	None

Engineering Selection Recommendations

SN74HC11PWR is the direct parametric equivalent from Texas Instruments with active product status. This part maintains identical electrical specifications and operating temperature range (-40°C ~ 85°C) as the obsolete SN74HC11PWT, with the primary advantage of current availability. Selection of SN74HC11PWR is appropriate for applications requiring exact specification matching and continued support from the original manufacturer.

74HC11PW,118 (Nexperia USA Inc.) and 74HC11PW-Q100J (Nexperia USA Inc.) are upgrade alternatives offering extended operating temperature range to -40°C ~ 125°C. The 74HC11PW-Q100J includes automotive-grade qualification (AEC-Q100), making it suitable for automotive and high-reliability applications. Both parts maintain identical core logic specifications and 14-TSSOP packaging.

MC74HC11ADTR2G (onsemi) is the manufacturer-recommended alternative offering the lowest quiescent current (1 µA versus 2 µA) and fastest propagation delay (16ns versus 17ns). This part supports the widest operating temperature range (-55°C ~ 125°C) and is suitable for applications prioritizing power efficiency and extended temperature performance. RoHS3 compliance and MSL Level 1 rating are maintained across all substitute options.

Frequently Asked Questions (FAQ)

Q: Can SN74HC11PWR be used as a direct replacement for SN74HC11PWT?

A: Yes. SN74HC11PWR is a parametric equivalent with identical electrical specifications, logic configuration, and operating temperature range. The primary difference is product status: SN74HC11PWR is active while SN74HC11PWT is obsolete. Both parts use 14-TSSOP packaging and are pin-compatible.

Q: What is the difference between the upgrade parts (74HC11PW,118 and 74HC11PW-Q100J) and the main part?

A: Both upgrade parts extend the operating temperature range to -40°C ~ 125°C compared to the main part's -40°C ~ 85°C range. The 74HC11PW-Q100J adds automotive-grade qualification (AEC-Q100), making it suitable for automotive applications. All other electrical specifications remain identical.

Q: Is MC74HC11ADTR2G compatible with the SN74HC11PWT?

A: Yes. MC74HC11ADTR2G is functionally compatible with identical logic configuration, pin count, and 14-TSSOP packaging. It offers performance improvements: lower quiescent current (1 µA versus 2 µA) and faster propagation delay (16ns versus 17ns). Operating temperature range is extended to -55°C ~ 125°C.

Q: Are all substitute parts RoHS3 compliant?

A: Yes. All substitute parts listed maintain ROHS3 compliance and MSL Level 1 (Unlimited) moisture sensitivity rating, matching the environmental compliance profile of the main part.

Q: Which substitute part should be selected for automotive applications?

A: The 74HC11PW-Q100J is specifically qualified for automotive applications with AEC-Q100 certification and extended operating temperature range (-40°C ~ 125°C). This part is suitable for automotive-grade designs requiring formal qualification.

Q: Can these parts be used interchangeably in existing designs?

A: All substitute parts maintain identical 14-TSSOP packaging and pin configuration. Electrical specifications are compatible within the operating parameters of the original design. Extended temperature range variants (74HC11PW,118, 74HC11PW-Q100J, MC74HC11ADTR2G) are suitable for applications operating beyond the original -40°C ~ 85°C range.

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