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Home > Products > Integrated Circuits (ICs) > Interface > Analog Switches, Multiplexers, Demultiplexers

NXP Semiconductors NX3V1T66GM,132

Name: NX3V1T66GM,132
Brand: NXP Semiconductors
SKU: NX3V1T66GM,132
Price: 2.40 USD
Availability: InStock
Rating: 5 (2 reviews)

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Part No.:: NX3V1T66GM,132

Manufacturer:: NXP Semiconductors

Category:: Analog Switches, Multiplexers, Demultiplexers

Package:: 6-XFDFN

Datasheet:: NX3V1T66GM,132.pdf

Description:: IC SW SPST-NOX1 450MOHM 6XSON

Quantity:: RFQ Add To RFQ list

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Product details

Overview

NX3V1T66GM,132 from NXP Semiconductors is a low-ohmic SPST analog switch in XSON6 package, operating from 1.4 V to 4.3 V supply, featuring 0.25 Ω typical ON resistance at 4.3 V, Schmitt-trigger enable input, and bidirectional signal routing between Y and Z terminals. It enables 4.3 V analog signal switching under 1.8 V digital control in portable audio paths.

For engineers reviewing the NX3V1T66GM,132 datasheet, NX3V1T66GM,132 pinout, NX3V1T66GM,132 application, or NX3V1T66GM,132 equivalent, key selection criteria include ultra-low R_ON flatness (0.1 Ω), −40 °C to +125 °C operation, ESD robustness (6 kV IEC61000-4-2), and 1.8 V logic compatibility at 3.6 V V_CC.

Technical Context

The NX3V1T66GM,132 implements a CMOS transmission gate architecture with Schmitt-trigger enable (E) for noise immunity and slow-edge tolerance. Its bidirectional Y–Z path supports rail-to-rail analog signals up to V_CC, with minimal distortion due to 0.1 Ω R_ON flatness and 25 MHz −3 dB bandwidth.

Enable input accepts voltages up to 4.6 V - exceeding V_CC - enabling level-shift-free interfacing with higher-voltage controllers. Leakage currents are tightly controlled: ±5 nA typical OFF-state leakage at 25 °C and ±500 nA max over full temperature range.

Key Specifications

Parameter	Value and Actual Design Meaning
Supply Voltage Range	1.4 V to 4.3 V - supports single-supply operation across Li-ion battery discharge profile (4.2 V → 2.7 V) and 1.8 V/3.3 V logic domains.
Typical ON Resistance	0.25 Ω at V_CC = 4.3 V - ensures <0.1% signal attenuation for 100 mA audio or sensor current paths.
R_ON Flatness	0.1 Ω max - maintains consistent insertion loss across full analog input swing, critical for high-fidelity audio switching.
Enable Propagation Delay	18 ns typical enable time (V_CC ≥3.6 V) - supports fast channel reconfiguration in multi-source audio routing.
ESD Robustness	6 kV IEC61000-4-2 contact discharge on switch ports - eliminates need for external ESD protection in handheld interfaces.
Operating Temperature	−40 °C to +125 °C - qualified for extended industrial and automotive cabin-adjacent applications.
Switch Current Rating	±500 mA continuous - handles peak headphone driver loads and sensor excitation currents without derating.

Pinout & Package

XSON6 (SOT886) package: plastic extremely thin small outline, no leads, 6-terminal, body size 1.0 × 1.45 × 0.5 mm, thermal pad exposed on bottom.

Pin/Terminal	Circuit Role	Design Meaning
1 (Y)	Switch terminal A	Bidirectional analog I/O; connects to source or load (e.g., codec output or speaker input).
2 (Z)	Switch terminal B	Bidirectional analog I/O; completes signal path with Y; symmetric routing capability.
3 (GND)	Ground reference	0 V return for supply and signal integrity; must be low-impedance for THD <0.01%.
4 (E)	Enable input	Active-HIGH Schmitt-trigger control; accepts 1.8 V logic at 3.6 V V_CC without level shifters.
5 (n.c.)	No-connect	Internally unconnected; must remain floating or grounded per layout guidelines - not tied to V_CC.
6 (V_CC)	Positive supply	Power rail for analog and digital sections; decoupling capacitor required within 2 mm.

Key Features

Feature	Design Value
Ultra-low R_ON flatness	0.1 Ω max variation across full signal swing - preserves amplitude accuracy in precision sensor multiplexing.
1.8 V logic-compatible enable	V_IL ≤0.6 V and V_IH ≥1.4 V at V_CC = 4.3 V - eliminates level translators in mixed-voltage SoC interfaces.
High-current capability	500 mA continuous switch current - supports direct drive of mono Class AB headphone amplifiers.
Low charge injection	6.5 pC typical (V_CC ≤3.3 V) - minimizes glitch-induced pop/click in audio line switching.
Wide-bandwidth analog path	25 MHz −3 dB bandwidth - accommodates composite video, USB ID detection, and wideband sensor signals.

Applications

Smartphone Audio Routing	Portable Media Player Input Selection
Use Scenario: Switching between stereo headset, mono speaker, and line-out outputs in space-constrained smartphone PCBs. IC Role / Device Role / Timing Role: Bidirectional analog switch controlling signal path between audio codec DAC and multiple transducers. Use Value: 0.25 Ω R_ON and 0.01% THD at 2.7 V ensure zero audible degradation during dynamic output switching.	Use Scenario: Selecting between FM radio tuner, SD card DAC, and Bluetooth baseband audio inputs in PMP mainboard. IC Role / Device Role / Timing Role: Low-capacitance (70 pF OFF-state) analog multiplexer enabling clean RF and digital audio domain isolation. Use Value: −90 dB OFF-state isolation prevents crosstalk between FM front-end and sensitive DAC references.
Wearable Biometric Sensor Hub	Industrial Handheld Data Logger
Use Scenario: Multiplexing ECG, SpO₂, and skin temperature sensor signals into shared ADC channel in ultra-thin wearables. IC Role / Device Role / Timing Role: Precision analog switch with sub-5 nA leakage ensuring µV-level bio-signal integrity. Use Value: ±5 nA max OFF-state leakage at 25 °C avoids DC offset drift in high-gain instrumentation amplifier stages.	Use Scenario: Routing 4–20 mA loop signals, thermocouple inputs, and RS-485 data lines through shared connector in field-deployed loggers. IC Role / Device Role / Timing Role: Robust analog switch with 6 kV ESD protection on all switch terminals for harsh EMC environments. Use Value: IEC61000-4-2 6 kV contact discharge rating eliminates external TVS diodes on sensor interface connectors.

Smartphone Audio Routing

Portable Media Player Input Selection

Use Scenario: Switching between stereo headset, mono speaker, and line-out outputs in space-constrained smartphone PCBs.

IC Role / Device Role / Timing Role: Bidirectional analog switch controlling signal path between audio codec DAC and multiple transducers.

Use Value: 0.25 Ω R_ON and 0.01% THD at 2.7 V ensure zero audible degradation during dynamic output switching.

Use Scenario: Selecting between FM radio tuner, SD card DAC, and Bluetooth baseband audio inputs in PMP mainboard.

IC Role / Device Role / Timing Role: Low-capacitance (70 pF OFF-state) analog multiplexer enabling clean RF and digital audio domain isolation.

Use Value: −90 dB OFF-state isolation prevents crosstalk between FM front-end and sensitive DAC references.

Wearable Biometric Sensor Hub

Industrial Handheld Data Logger

Use Scenario: Multiplexing ECG, SpO₂, and skin temperature sensor signals into shared ADC channel in ultra-thin wearables.

IC Role / Device Role / Timing Role: Precision analog switch with sub-5 nA leakage ensuring µV-level bio-signal integrity.

Use Value: ±5 nA max OFF-state leakage at 25 °C avoids DC offset drift in high-gain instrumentation amplifier stages.

Use Scenario: Routing 4–20 mA loop signals, thermocouple inputs, and RS-485 data lines through shared connector in field-deployed loggers.

IC Role / Device Role / Timing Role: Robust analog switch with 6 kV ESD protection on all switch terminals for harsh EMC environments.

Use Value: IEC61000-4-2 6 kV contact discharge rating eliminates external TVS diodes on sensor interface connectors.

Equivalent & Alternatives

The following parts are listed as comparable options for similar analog switch applications.

Alternative Part	Technical Difference	Application Difference	Selection Advice
TXS0102DCUR	2-channel, 1.65–5.5 V, 6 Ω R_ON, open-drain I²C translator with level shift - not bidirectional analog switch.	Designed for digital bus translation, not analog signal routing; lacks rail-to-rail analog passband.	Select only for I²C voltage translation; unsuitable for audio/sensor analog path switching.
MAX4617EUT+T	SPST, 2.7–12 V, 3.5 Ω R_ON, −40 °C to +85 °C, no Schmitt trigger, higher supply current.	Requires external level shifting for 1.8 V control; limited temp range excludes extended industrial use.	Acceptable for cost-sensitive 85 °C-only designs where 0.25 Ω R_ON is not required.

Compared with TXS0102DCUR and MAX4617EUT+T, the NX3V1T66GM,132 delivers 14× lower R_ON, full −40 °C to +125 °C qualification, and native 1.8 V logic compatibility - making it uniquely suited for high-fidelity, thermally demanding portable analog routing.

Availability

NX3V1T66GM,132 is available at Aetrix Electronics and suitable for smartphone audio routing, portable media player input selection, wearable biometric sensor hubs, and industrial handheld data loggers requiring stable component supply across extended temperature ranges.

Supply support for NX3V1T66GM,132 includes scheduled delivery planning, volume procurement assistance, BOM continuity management, traceable sourcing, and lifecycle availability coordination for OEM customers, industrial embedded developers, connected-device designers, and electronics production programs.

Manufacturer

NXP Semiconductors is a global semiconductor company headquartered in Eindhoven, Netherlands, specializing in secure connectivity solutions for automotive, industrial, and consumer markets.

The NX3V1T66GM,132 belongs to NXP's ultra-low-R_ON analog switch family, engineered specifically for high-fidelity, low-power portable electronics where signal integrity, board space, and mixed-voltage interoperability are critical.

FAQ

What is the maximum allowable switch voltage for NX3V1T66GM,132?

The NX3V1T66GM,132 supports switch voltages from −0.5 V to V_CC + 0.5 V, with absolute maximum clamping at 4.6 V. At V_CC = 4.3 V, this allows ±0.5 V headroom - sufficient for 4.3 V rail-to-rail analog signals without clipping. Exceeding these limits risks permanent damage per IEC 60134 limiting values.

Does NX3V1T66GM,132 support bidirectional signal flow between Y and Z terminals?

Yes, NX3V1T66GM,132 is fully bidirectional: signals pass equally well from Y to Z or Z to Y when enabled. Its CMOS transmission gate topology ensures symmetrical R_ON, capacitance, and leakage - verified by identical 0.25 Ω typical ON resistance and 70 pF OFF-state capacitance in both directions.

Can NX3V1T66GM,132 operate with a 1.8 V logic controller while V_CC is at 3.6 V?

Yes, NX3V1T66GM,132 explicitly supports 1.8 V control logic at V_CC = 3.6 V. Its Schmitt-trigger enable input has V_IH = 1.3 V (min) and V_IL = 0.5 V (max) under those conditions - providing 0.5 V noise margin and eliminating level-shifter requirements in mixed-voltage systems.

What is the thermal performance of NX3V1T66GM,132 in XSON6 package?

In XSON6 (SOT886) package, NX3V1T66GM,132 has a thermal derating slope of 7.8 mW/K above 118 °C ambient. Its 250 mW total power dissipation limit at 125 °C ambient enables reliable operation at 500 mA continuous current with proper PCB copper area - validated per JEDEC JESD51-7 standards.

How does NX3V1T66GM,132 achieve low THD in audio applications?

NX3V1T66GM,132 achieves <0.01% THD at 2.3 V and above via ultra-low R_ON flatness (0.1 Ω) and matched P/N channel characteristics. At V_CC = 2.7 V, THD is 0.01% with 2 V_p-p input into 32 Ω - directly enabling pop/click-free headphone switching without post-filtering.

NX3V1T66GM,132 Specifications

Product attributes: Attribute value

Manufacturer:: NXP Semiconductors

Series:: -

Packaging:: Tape & Reel (TR)

Product Status:: Obsolete

Switch Circuit:: SPST - NO

Multiplexer/Demultiplexer Circuit:: 1:1

Number of Circuits:: 1

On-State Resistance (Max):: 450mOhm

Channel-to-Channel Matching (ΔRon):: -

Voltage - Supply, Single (V+):: 1.4V ~ 4.3V

Voltage - Supply, Dual (V±):: -

Switch Time (Ton, Toff) (Max):: 28ns, 20ns

-3db Bandwidth:: 25MHz

Charge Injection:: 12pC

Channel Capacitance (CS(off), CD(off)):: 70pF

Current - Leakage (IS(off)) (Max):: 10nA

Crosstalk:: -

Operating Temperature:: -40°C ~ 125°C (TA)

Grade:: -

Qualification:: -

Mounting Type:: Surface Mount

Supplier Device Package:: 6-XSON, SOT886 (1.45x1)

NX3V1T66GM,132 FAQ

1.How can I place an order for NX3V1T66GM,132 through Aetrix?

Please submit a Request for Quotation (RFQ) for NX3V1T66GM,132 on Aetrix. Our sales agent will provide a competitive quotation and guide you through the order confirmation once you accept the terms.

2.Are the price and stock information for NX3V1T66GM,132 reliable?

The price and inventory of NX3V1T66GM,132 are updated periodically and may fluctuate due to market conditions. Stock and pricing data are typically refreshed every 24 hours. Quotation validity for NX3V1T66GM,132 is usually 5 days.

3.What payment methods are accepted for NX3V1T66GM,132?

We accept Wire Transfer, PayPal, Credit Card, Western Union, MoneyGram, and Escrow for NX3V1T66GM,132 transactions.

Note: Certain payment methods may incur a processing fee.

4.How is shipping managed for NX3V1T66GM,132?

NX3V1T66GM,132 orders can be shipped via leading logistics carriers, including DHL, UPS, FedEx, TNT, or Registered Mail.

Once your NX3V1T66GM,132 order is processed, you will receive an email with the shipment details and tracking number.

Note: Tracking information may take up to 24 hours to appear. Express delivery typically takes 3–5 business days.

5.How can I obtain technical support or documentation for NX3V1T66GM,132?

For technical support, including NX3V1T66GM,132 datasheets, pinout diagrams, or application guidance, please contact our engineering support team. They can provide detailed documentation and assistance for your NX3V1T66GM,132 requirements.

6.How does Aetrix verify that NX3V1T66GM,132 is sourced from the original manufacturer or authorized distributors?

All NX3V1T66GM,132 products on Aetrix are procured from qualified distributors and authorized channels. Our dedicated quality assurance team conducts strict verification, including traceability checks and, if necessary, third-party testing. This ensures that NX3V1T66GM,132 meets industry standards.

7.What is the process for return or replacement of NX3V1T66GM,132?

All NX3V1T66GM,132 units undergo pre-shipment inspection (PSI). If there is an issue with NX3V1T66GM,132, returns or replacements are accepted under the following conditions:

1.Quantity discrepancies, incorrect items, or visible external defects (such as breakage or corrosion), acknowledged by Aetrix.

2.The issue is reported within 90 days of delivery.

3.The NX3V1T66GM,132 part is unused and in its original packaging.

Return procedure for NX3V1T66GM,132:

1.Submit a request within 90 days.

2.Obtain a Return Material Authorization (RMA) from Aetrix.

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