SN74LVC2G53DCTRG4 Equivalent & Substitute Parts

Part Overview

The SN74LVC2G53DCTRG4 is a single-circuit SPDT (Single Pole Double Throw) analog switch IC manufactured by Texas Instruments in the 74LVC series. This component operates as a 2:1 multiplexer/demultiplexer with 13Ohm on-state resistance and supports supply voltages from 1.65V to 5.5V. The part is currently discontinued at DiGi Electronics, making equivalent substitutes necessary for ongoing production and maintenance applications. Substitute parts maintain identical or superior electrical performance while offering active product status and improved availability.

Key Parameters

Parameter	Value
Switch Circuit Type	SPDT
Multiplexer/Demultiplexer Configuration	2:1
Number of Circuits	1
On-State Resistance (Max)	13Ohm
Channel-to-Channel Matching (ΔRon)	2Ohm (Max)
Supply Voltage Range (V+)	1.65V ~ 5.5V
Switch Time (Ton/Toff Max)	4.5ns / 8ns
-3dB Bandwidth	300MHz
Channel Capacitance (CS(off), CD(off))	10pF
Leakage Current (IS(off) Max)	100nA
Crosstalk	-58dB @ 1MHz
Operating Temperature Range	-40°C ~ 85°C
Package Type	8-LSSOP, 8-MSOP (0.110", 2.80mm Width)
Mounting Type	Surface Mount
RoHS Status	ROHS3 Compliant
Moisture Sensitivity Level	1 (Unlimited)

Substitute Part Grouping Explanation

Substitution eligibility for the SN74LVC2G53DCTRG4 is determined by the following critical parameters:

Primary Substitution Criteria:

Switch circuit type: SPDT
Multiplexer configuration: 2:1
Number of circuits: 1
Supply voltage range: 1.65V ~ 5.5V (minimum requirement)
Package compatibility: 8-LSSOP or 8-MSOP footprint
On-state resistance: 13Ohm or lower (equal or superior performance)

Substitute Parts Identified:

SN74LVC2G53DCTR (Texas Instruments) – Parametric equivalent with identical electrical specifications and active product status. Packaging: Tape & Reel (TR).
SN74LVC2G53DCTRE4 (Texas Instruments) – Parametric equivalent with identical electrical specifications. Product status: Obsolete. Packaging: Tape & Reel (TR).
74LVC2G53DP,125 (Nexperia USA Inc.) – Manufacturer-recommended substitute with superior on-state resistance (10Ohm vs. 13Ohm), faster switch times (3.8ns vs. 4.5ns/8ns), and extended operating temperature range (-40°C ~ 125°C vs. -40°C ~ 85°C). Package: 8-TSSOP (0.118", 3.00mm Width).

Parameter Comparison

Parameter	SN74LVC2G53DCTRG4 (Main)	SN74LVC2G53DCTR	SN74LVC2G53DCTRE4	74LVC2G53DP,125
Manufacturer	Texas Instruments	Texas Instruments	Texas Instruments	Nexperia USA Inc.
Switch Circuit	SPDT	SPDT	SPDT	SPDT
Multiplexer Configuration	2:1	2:1	2:1	2:1
Number of Circuits	1	1	1	1
On-State Resistance (Max)	13Ohm	13Ohm	13Ohm	10Ohm
Channel-to-Channel Matching (ΔRon)	2Ohm (Max)	2Ohm (Max)	2Ohm (Max)	Not specified
Supply Voltage Range (V+)	1.65V ~ 5.5V	1.65V ~ 5.5V	1.65V ~ 5.5V	1.65V ~ 5.5V
Switch Time Ton (Max)	4.5ns	4.5ns	4.5ns	3.8ns
Switch Time Toff (Max)	8ns	8ns	8ns	3.8ns
-3dB Bandwidth	300MHz	300MHz	300MHz	300MHz
Channel Capacitance (CS(off), CD(off))	10pF	10pF	10pF	6pF
Leakage Current (IS(off) Max)	100nA	100nA	100nA	5µA
Crosstalk	-58dB @ 1MHz	-58dB @ 1MHz	-58dB @ 1MHz	Not specified
Operating Temperature Range	-40°C ~ 85°C	-40°C ~ 85°C	-40°C ~ 85°C	-40°C ~ 125°C
Package / Case	8-LSSOP, 8-MSOP (0.110", 2.80mm Width)	8-LSSOP, 8-MSOP (0.110", 2.80mm Width)	8-LSSOP, 8-MSOP (0.110", 2.80mm Width)	8-TSSOP, 8-MSOP (0.118", 3.00mm Width)
Product Status	Discontinued at DiGi Electronics	Active	Obsolete	Active
RoHS Status	ROHS3 Compliant	ROHS3 Compliant	ROHS3 Compliant	ROHS3 Compliant
Moisture Sensitivity Level	1 (Unlimited)	1 (Unlimited)	1 (Unlimited)	1 (Unlimited)

Engineering Selection Recommendations

SN74LVC2G53DCTR is the primary direct substitute for the SN74LVC2G53DCTRG4. This part maintains identical electrical specifications and packaging while offering active product status and superior availability (5186 pcs in stock). Both parts are ROHS3 compliant and carry MSL 1 rating. Selection of this part eliminates supply chain risk associated with the discontinued main part.

SN74LVC2G53DCTRE4 provides parametric equivalence but carries obsolete product status. This part should be avoided for new designs or long-term production commitments due to end-of-life designation.

74LVC2G53DP,125 (Nexperia) is the manufacturer-recommended alternative and offers performance enhancements including lower on-state resistance (10Ohm), faster switching times (3.8ns), reduced channel capacitance (6pF), and extended operating temperature range (-40°C ~ 125°C). The package footprint differs slightly (8-TSSOP with 0.118" width vs. 8-MSOP with 0.110" width), requiring PCB layout verification. This part is ROHS3 compliant and carries active product status with 3283 pcs in stock. Selection of this part is appropriate for applications requiring superior thermal performance or tighter switching specifications.

Frequently Asked Questions (FAQ)

Q: Can SN74LVC2G53DCTR be used as a direct replacement for SN74LVC2G53DCTRG4?

A: Yes. SN74LVC2G53DCTR is a parametric equivalent with identical electrical specifications, supply voltage range, switching characteristics, and 8-MSOP package footprint. The primary difference is packaging format (Tape & Reel vs. the original packaging) and active product status. No circuit modifications are required.

Q: What are the key differences between the Texas Instruments and Nexperia versions?

A: The Nexperia 74LVC2G53DP,125 offers superior electrical performance with lower on-state resistance (10Ohm vs. 13Ohm), faster switching times (3.8ns vs. 4.5ns/8ns), and reduced channel capacitance (6pF vs. 10pF). Operating temperature range extends to 125°C. The package footprint is 8-TSSOP (0.118" width) compared to 8-MSOP (0.110" width), requiring PCB layout verification for compatibility.

Q: Is the package footprint difference between 8-MSOP and 8-TSSOP critical?

A: The width difference (0.118" vs. 0.110") is 0.008 inches. PCB layout compatibility depends on pad spacing and trace routing. Verify that existing footprints accommodate the 8-TSSOP package dimensions before committing to the Nexperia part. Both packages are surface-mount 8-pin configurations with similar pin pitch.

Q: Why is SN74LVC2G53DCTRE4 listed as obsolete?

A: SN74LVC2G53DCTRE4 carries obsolete product status from Texas Instruments, indicating end-of-life designation. While parametrically equivalent, this part should not be selected for new designs or applications requiring long-term supply assurance. Use SN74LVC2G53DCTR (active status) instead.

Q: What is the impact of higher leakage current in the Nexperia part (5µA vs. 100nA)?

A: The Nexperia 74LVC2G53DP,125 specifies maximum leakage current of 5µA compared to 100nA in the Texas Instruments versions. This 50x difference may impact low-power or high-impedance applications. Evaluate circuit requirements for leakage sensitivity before selecting the Nexperia part.

Q: Are all substitute parts ROHS3 compliant?

A: Yes. SN74LVC2G53DCTR, SN74LVC2G53DCTRE4, and 74LVC2G53DP,125 are all ROHS3 compliant with MSL 1 (Unlimited) moisture sensitivity rating, matching the original part's environmental certifications.

Request Quote (Ships tomorrow)

Part Number

Quantity

Company

Contact Name

E-mail

Message