SN74LVC16245AZQLR Equivalent & Substitute Parts

Part Overview

The SN74LVC16245AZQLR is a non-inverting transceiver logic IC manufactured by Texas Instruments, configured as a 2-element, 8-bit per element device with 3-state output capability. This component operates across a supply voltage range of 1.65V to 3.6V and is housed in a 56-BGA Microstar Junior package (7x4.5mm). The part is currently classified as obsolete, making equivalent and substitute parts necessary for ongoing design support and production continuity.

Key Parameters

Parameter	Value
Manufacturer Part Number	SN74LVC16245AZQLR
Manufacturer	Texas Instruments
Series	74LVC
Logic Type	Transceiver, Non-Inverting
Number of Elements	2
Number of Bits per Element	8
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

Substitution for the SN74LVC16245AZQLR is determined by the following critical parameters:

Functional Equivalence: Logic type (Transceiver, Non-Inverting), number of elements (2), bits per element (8), and output type (3-State) must remain identical.

Electrical Compatibility: Supply voltage range (1.65V ~ 3.6V), output current capability (24mA, 24mA), and operating temperature range must be maintained or exceeded.

Package Compatibility: The original 56-VFBGA package defines the primary substitution group. Alternative packages (48-TSSOP) represent functional equivalents with different form factors.

Compliance Requirements: RoHS3 compliance and REACH unaffected status are mandatory for all substitutes.

Series Variants: The 74LVC and 74LVCH series share identical electrical specifications but differ in moisture sensitivity level (MSL 1 versus MSL 2).

Parameter Comparison

Parameter	SN74LVC16245AZQLR	SN74LVC16245ADGGR	74LVC16245AEV,118	74LVC16245AEV,151	74LVC16245AEV,157	74LVCH16245AEV,118	74LVCH16245AEV,151	74LVCH16245AEV,157
Manufacturer	Texas Instruments	Texas Instruments	Nexperia USA Inc.	Nexperia USA Inc.	Nexperia USA Inc.	Nexperia USA Inc.	Nexperia USA Inc.	Nexperia USA Inc.
Series	74LVC	74LVC	74LVC	74LVC	74LVC	74LVCH	74LVCH	74LVCH
Logic Type	Transceiver, Non-Inverting	Transceiver, Non-Inverting	Transceiver, Non-Inverting	Transceiver, Non-Inverting	Transceiver, Non-Inverting	Transceiver, Non-Inverting	Transceiver, Non-Inverting	Transceiver, Non-Inverting
Number of Elements	2	2	2	2	2	2	2	2
Number of Bits per Element	8	8	8	8	8	8	8	8
Output Type	3-State	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	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	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	-40°C ~ 125°C
Package / Case	56-VFBGA	48-TFSOP	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	Surface Mount
Product Status	Obsolete	Active	Active	Active	Active	Active	Active	Active
RoHS Status	ROHS3 Compliant	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)	1 (Unlimited)	2 (1 Year)	2 (1 Year)	2 (1 Year)

Engineering Selection Recommendations

Same-Package Substitutes (56-VFBGA): The Nexperia 74LVC16245AEV variants (118, 151, 157) and 74LVCH16245AEV variants (118, 151, 157) provide direct package compatibility with the original SN74LVC16245AZQLR. All are active products with extended operating temperature ranges (-40°C to 125°C versus -40°C to 85°C), providing improved thermal margin. The 74LVC series maintains MSL 1 rating identical to the original part, while the 74LVCH series carries MSL 2 (1 Year) rating.

Alternative Package Substitute (48-TSSOP): The SN74LVC16245ADGGR from Texas Instruments offers functional equivalence in a 48-TSSOP package. This part is active and maintains all electrical specifications. Selection of this variant requires PCB redesign to accommodate the different package footprint.

Product Status Consideration: All substitute parts listed are active products, ensuring long-term availability and supply chain stability compared to the obsolete original part.

Compliance Alignment: All substitutes maintain ROHS3 compliance and REACH unaffected status, meeting regulatory requirements identical to the original specification.

Frequently Asked Questions (FAQ)

Q: Can the SN74LVC16245ADGGR replace the SN74LVC16245AZQLR in existing designs?

A: The SN74LVC16245ADGGR provides functional equivalence with identical electrical specifications and output current capability. However, it uses a 48-TSSOP package instead of the original 56-VFBGA package, requiring PCB layout modification. Direct socket substitution is not possible.

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

A: Both series share identical electrical specifications, supply voltage range, output current, and operating temperature range. The primary difference is moisture sensitivity level: 74LVC variants maintain MSL 1 (Unlimited), while 74LVCH variants carry MSL 2 (1 Year). Selection depends on storage and handling requirements in your supply chain.

Q: Are the Nexperia 74LVC16245AEV variants (118, 151, 157) interchangeable?

A: These three variants are electrically and mechanically identical, all in 56-VFBGA package. The numeric suffixes (118, 151, 157) represent different manufacturing date codes or distribution channels. They are direct substitutes for one another.

Q: Does the extended operating temperature range of substitute parts affect compatibility?

A: The substitute parts operate from -40°C to 125°C compared to the original -40°C to 85°C range. This extended range provides additional thermal margin and does not create compatibility issues. Designs operating within the original temperature specification remain fully compatible.

Q: What compliance certifications apply to all substitute parts?

A: All listed substitutes maintain ROHS3 compliance and REACH unaffected status, matching the original part's regulatory standing. ECCN classification (EAR99) and HTSUS code (8542.39.0001) remain consistent across all variants.

Request Quote (Ships tomorrow)

Part Number

Quantity

Company

Contact Name

E-mail

Message