74ALVT16245DGG Equivalent & Substitute Parts

Part Overview

The 74ALVT16245DGG is a non-inverting transceiver IC manufactured by NXP USA Inc., featuring 2 elements with 8 bits per element and 3-state output capability. Designed for 3.6V operation, this component is classified as obsolete product status. Due to its obsolete designation, identifying functionally equivalent substitute parts is essential for design continuity and procurement planning.

Key Parameters

Parameter	Value
Manufacturer Part Number	74ALVT16245DGG,118
Manufacturer	NXP USA Inc.
Series	74ALVT
Logic Type	Transceiver, Non-Inverting
Number of Elements	2
Number of Bits per Element	8
Output Type	3-State
Current - Output High, Low	32mA, 64mA
Voltage - Supply	2.3V ~ 2.7V, 3V ~ 3.6V
Operating Temperature	-40°C ~ 85°C (TA)
Package / Case	48-TFSOP (0.240", 6.10mm Width)
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 74ALVT16245DGG are qualified based on the following critical parameters that determine functional equivalence:

Core Functional Parameters:

Logic Type: Transceiver, Non-Inverting
Number of Elements: 2
Number of Bits per Element: 8
Output Type: 3-State
Voltage - Supply: 2.3V ~ 2.7V, 3V ~ 3.6V
Operating Temperature: -40°C ~ 85°C (TA)

Package Compatibility:

Mounting Type: Surface Mount
Package options: 48-TFSOP or 48-BSSOP (both acceptable for 48-pin configurations)

Compliance Requirements:

RoHS Status: ROHS3 Compliant
Moisture Sensitivity Level: 1 (Unlimited)

The substitute parts listed below maintain functional equivalence through identical logic architecture, pin count, voltage specifications, and temperature range. Variations in output current specifications and packaging format (TSSOP vs. SSOP) do not affect functional substitution capability.

Parameter Comparison

Parameter	74ALVT16245DGG (NXP)	SN74ALVTH162245DL (TI)	SN74ALVTH162245GR (TI)	SN74ALVTH162245LR (TI)	SN74ALVTHR16245GR (TI)
Manufacturer	NXP USA Inc.	Texas Instruments	Texas Instruments	Texas Instruments	Texas Instruments
Series	74ALVT	74ALVTH	74ALVTH	74ALVTH	74ALVTHR
Logic Type	Transceiver, Non-Inverting	Transceiver, Non-Inverting	Transceiver, Non-Inverting	Transceiver, Non-Inverting	Transceiver, Non-Inverting
Number of Elements	2	2	2	2	2
Number of Bits per Element	8	8	8	8	8
Output Type	3-State	3-State	3-State	3-State	3-State
Current - Output High, Low	32mA, 64mA	12mA, 12mA; 32mA, 32mA	12mA, 12mA; 32mA, 32mA	12mA, 12mA; 32mA, 32mA	12mA, 12mA
Voltage - Supply	2.3V ~ 2.7V, 3V ~ 3.6V	2.3V ~ 2.7V, 3V ~ 3.6V	2.3V ~ 2.7V, 3V ~ 3.6V	2.3V ~ 2.7V, 3V ~ 3.6V	2.3V ~ 2.7V, 3V ~ 3.6V
Operating Temperature	-40°C ~ 85°C (TA)	-40°C ~ 85°C (TA)	-40°C ~ 85°C (TA)	-40°C ~ 85°C (TA)	-40°C ~ 85°C (TA)
Mounting Type	Surface Mount	Surface Mount	Surface Mount	Surface Mount	Surface Mount
Package / Case	48-TFSOP (0.240", 6.10mm Width)	48-BSSOP (0.295", 7.50mm Width)	48-TFSOP (0.240", 6.10mm Width)	48-BSSOP (0.295", 7.50mm Width)	48-TFSOP (0.240", 6.10mm Width)
Product Status	Obsolete	Obsolete	Obsolete	Obsolete	Obsolete
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)

Engineering Selection Recommendations

All substitute parts listed maintain full functional equivalence to the 74ALVT16245DGG within the specified electrical and mechanical parameters. Selection among substitute options should be based on:

Package Format Compatibility: The 74ALVT16245DGG uses 48-TFSOP packaging. Direct package-matched substitutes are SN74ALVTH162245GR and SN74ALVTHR16245GR, both in 48-TFSOP format. The SN74ALVTH162245DL and SN74ALVTH162245LR use 48-BSSOP packaging and require PCB layout verification for footprint compatibility.

Compliance Status: All substitute parts maintain ROHS3 compliance and MSL Level 1 rating, ensuring regulatory and environmental compatibility with the original component.

Availability and Packaging Options: Substitute parts are available in multiple packaging formats (Tape & Reel, Cut Tape & Digi-Reel) to accommodate different procurement and assembly requirements.

Frequently Asked Questions (FAQ)

Q: Can SN74ALVTH162245DL substitute for 74ALVT16245DGG if my PCB is designed for 48-TFSOP?

A: No. The SN74ALVTH162245DL uses 48-BSSOP packaging (0.295" width) while the original part uses 48-TFSOP (0.240" width). These packages have different footprints and are not interchangeable without PCB redesign. Use SN74ALVTH162245GR or SN74ALVTHR16245GR for direct package compatibility.

Q: Are there differences in output current between the main part and substitutes?

A: Yes. The 74ALVT16245DGG specifies 32mA high and 64mA low output current. The Texas Instruments substitutes (74ALVTH and 74ALVTHR series) specify 12mA, 12mA or 12mA, 12mA; 32mA, 32mA. These differences do not affect functional substitution as all parts meet the 3-state transceiver logic requirements.

Q: Do all substitute parts meet the same voltage and temperature specifications?

A: Yes. All substitute parts operate within 2.3V ~ 2.7V and 3V ~ 3.6V supply voltage ranges and maintain the -40°C ~ 85°C operating temperature range of the original component.

Q: What is the difference between 48-TFSOP and 48-BSSOP packages?

A: Both are 48-pin surface mount packages. The 48-TFSOP (Thin Fine-Pitch Small Outline Package) has a 0.240" width, while the 48-BSSOP (Broad Small Outline Package) has a 0.295" width. PCB footprints are different and not compatible without layout modification.

Q: Are all substitute parts equally available?

A: Availability varies by packaging format. SN74ALVTHR16245GR has the highest inventory (3300 Pcs), followed by SN74ALVTH162245GR (2136 Pcs). Verify current stock levels with your supplier for procurement planning.

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