SN74LVC16244AGQLR Equivalent & Substitute Parts

Part Overview

The SN74LVC16244AGQLR is a non-inverting buffer logic IC manufactured by Texas Instruments, featuring 4 elements with 4 bits per element and 3-state output capability. Designed for 1.65V to 3.6V supply voltage operation, this component is classified as obsolete. Due to its discontinued status, identifying functionally equivalent substitute parts from active manufacturers is essential for design continuity and procurement reliability.

Key Parameters

Parameter	Value
Manufacturer Part Number	SN74LVC16244AGQLR
Manufacturer	Texas Instruments
Series	74LVC
Logic Type	Buffer, Non-Inverting
Number of Elements	4
Number of Bits per Element	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	56-VFBGA
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 SN74LVC16244AGQLR are qualified based on the following critical parameters:

Logic Type: Buffer, Non-Inverting
Number of Elements: 4
Number of Bits per Element: 4
Output Type: 3-State
Current - Output High, Low: 24mA, 24mA
Voltage - Supply: 1.65V ~ 3.6V
Package / Case: 56-VFBGA
Mounting Type: Surface Mount
Base Product Number: 74LVC16244 or 74LVCH16244

All identified substitute parts maintain identical functional specifications and package footprint compatibility. Substitutes are available from active manufacturers (Nexperia USA Inc. and NXP Semiconductors), ensuring long-term supply chain viability compared to the obsolete original part.

Parameter Comparison

Parameter	SN74LVC16244AGQLR (Original)	74LVC16244AEV,118	74LVC16244AEV,151	74LVC16244AEV,157	74LVCH16244AEV,118	74LVCH16244AEV,151	74LVCH16244AEV,157
Manufacturer	Texas Instruments	Nexperia USA Inc.	Nexperia USA Inc.	Nexperia USA Inc.	NXP USA Inc.	NXP Semiconductors	NXP Semiconductors
Series	74LVC	74LVC	74LVC	74LVC	74LVCH	74LVCH	74LVCH
Logic Type	Buffer, Non-Inverting	Buffer, Non-Inverting	Buffer, Non-Inverting	Buffer, Non-Inverting	Buffer, Non-Inverting	Buffer, Non-Inverting	Buffer, Non-Inverting
Number of Elements	4	4	4	4	4	4	4
Number of Bits per Element	4	4	4	4	4	4	4
Output Type	3-State	3-State	3-State	3-State	3-State	3-State	3-State
Current - Output High, Low	24mA, 24mA	24mA, 24mA	24mA, 24mA	24mA, 24mA	24mA, 24mA	24mA, 24mA	24mA, 24mA
Voltage - Supply	1.65V ~ 3.6V	1.65V ~ 3.6V	1.65V ~ 3.6V	1.65V ~ 3.6V	1.65V ~ 3.6V	1.65V ~ 3.6V	1.65V ~ 3.6V
Operating Temperature	-40°C ~ 85°C	-40°C ~ 125°C	-40°C ~ 125°C	-40°C ~ 125°C	-40°C ~ 125°C	-40°C ~ 125°C	-40°C ~ 125°C
Package / Case	56-VFBGA	56-VFBGA	56-VFBGA	56-VFBGA	56-VFBGA	56-VFBGA	56-VFBGA
Mounting Type	Surface Mount	Surface Mount	Surface Mount	Surface Mount	Surface Mount	Surface Mount	Surface Mount
Product Status	Obsolete	Active	Active	Active	Active	Active	Active
RoHS Status	ROHS3 Compliant	ROHS3 Compliant	ROHS3 Compliant	ROHS3 Compliant	ROHS3 Compliant	ROHS3 Compliant	ROHS3 Compliant
Moisture Sensitivity Level (MSL)	1 (Unlimited)	1 (Unlimited)	1 (Unlimited)	1 (Unlimited)	2 (1 Year)	2 (1 Year)	2 (1 Year)

Engineering Selection Recommendations

All substitute parts listed maintain full functional and electrical compatibility with the SN74LVC16244AGQLR. The 74LVC16244AEV variants from Nexperia USA Inc. (part numbers ending in ,118, ,151, and ,157) represent direct series equivalents with active product status and ROHS3 compliance. These parts offer extended operating temperature range (-40°C to 125°C versus -40°C to 85°C) compared to the original, providing enhanced thermal margin for demanding applications.

The 74LVCH16244AEV variants from NXP Semiconductors offer the same functional specifications with MSL rating of 2 (1 Year) instead of MSL 1. These parts are suitable for applications where standard moisture sensitivity handling procedures are implemented.

Selection between 74LVC and 74LVCH series should be based on existing design qualification and supply chain preferences. Both series maintain identical electrical performance and package compatibility.

Frequently Asked Questions (FAQ)

Q: Are the 74LVC16244AEV variants pin-compatible with the SN74LVC16244AGQLR?

A: Yes. All substitute parts use the 56-VFBGA package with identical pinout and footprint. Direct PCB-level substitution is supported without layout modifications.

Q: What is the difference between 74LVC and 74LVCH series?

A: Both series provide identical logic functionality, output drive capability (24mA), and supply voltage range (1.65V to 3.6V). The primary difference is moisture sensitivity level: 74LVC parts are MSL 1 (unlimited shelf life), while 74LVCH parts are MSL 2 (1-year shelf life). Electrical performance is equivalent.

Q: Why do the substitute parts have extended operating temperature range?

A: The substitute parts from Nexperia and NXP are rated to -40°C to 125°C, compared to the original -40°C to 85°C. This represents improved thermal specification from the active manufacturers and provides additional design margin without affecting compatibility.

Q: Can I use 74LVC16244AEV,118 and 74LVC16244AEV,151 interchangeably?

A: Yes. Both parts are functionally identical with the same electrical specifications, package, and pinout. The numeric suffixes (,118, ,151, ,157) represent different manufacturing date codes or tape/reel configurations and do not affect electrical or mechanical compatibility.

Q: Is the SN74LVC16244AGQLR still available for purchase?

A: The SN74LVC16244AGQLR is classified as obsolete. Substitute parts from active manufacturers (Nexperia and NXP) are currently in production and available through authorized distributors.

Request Quote (Ships tomorrow)

Part Number

Quantity

Company

Contact Name

E-mail

Message