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Product Detailed Parameters
- Description：IC SWITCH SPST-NOX1 10OHM SOT23
- Series：74LVC
- Mfr：Texas Instruments
- Package：Tape & Reel (TR),Cut Tape (CT)
- Switch Circuit：SPST - NO
- Multiplexer/Demultiplexer Circuit：1:01
- On-State Resistance (Max)：10Ohm
- Channel-to-Channel Matching (ΔRon)：-
- Voltage - Supply, Single (V+)：1.65V ~ 5.5V
- Voltage - Supply, Dual (V±)：-
- Switch Time (Ton, Toff) (Max)：4.2ns, 5ns
- -3db Bandwidth：300MHz
- Charge Injection：-
- Channel Capacitance (CS(off), CD(off))：6pF
- Current - Leakage (IS(off)) (Max)：100nA
- Crosstalk：-
- Operating Temperature：-40°C ~ 85°C (TA)
- Mounting Type：Surface Mount
- Package / Case：SC-74A, SOT-753
- Supplier Device Package：SOT-23-5
- Number of Circuits：1
- Grade：-
- Qualification：-
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Overview
The SN74LVC1G66DBVRG4 is a single bilateral analog switch from Texas Instruments, designed for low-voltage operation between 1.65 V and 5.5 V. It features one SPST channel with a maximum on-resistance of 10 Ohms and supports bidirectional signal transmission up to 5.5 V peak. The device operates within a temperature range of -40°C to +85°C, utilizing an SOT-23-5 surface-mount package. Key electrical parameters include a maximum propagation delay of 4.2 ns, a maximum off-state capacitance of 6 pF, and a maximum supply current of 100 nA.
Feature Summary
- Supports simultaneous handling of analog and digital signals across the full operating voltage range.
- Enables bidirectional signal flow without requiring direction control logic.
- Provides high isolation in the off state through low leakage current and minimal capacitance.
Applications
- Wireless communication devices
- Audio and video signal routing systems
- Portable computing equipment
- Wearable electronic devices
- Signal multiplexing in data conversion systems
Procurement Notes
Verify component authenticity by checking manufacturer markings against official datasheet specifications. Confirm the G4 suffix indicates RoHS compliance and green manufacturing status. Ensure the SOT-23-5 package dimensions match design constraints. Validate that the part number corresponds to the specific Texas Instruments manufacturing lot to avoid counterfeit risks during sourcing.
Selection Notes
Select this component when a single-channel bilateral switch is required for low-voltage applications. The 10 Ohm on-resistance suits general-purpose signal switching where minimal distortion is needed. The wide supply voltage range allows compatibility with various logic levels. Consider the SOT-23-5 footprint for space-constrained PCB layouts requiring surface-mount assembly.
Part Context
This part belongs to the SN74LVC1G66 series of single analog switches. It shares the same functional architecture as the SN74LVC1G66DBVR but includes the G4 suffix denoting environmental compliance. The device is part of Texas Instruments' LVC logic family, optimized for low-power portable electronics and high-speed signal routing applications.
Replacement Considerations
The SN74LVC1G66DBVR is a direct functional equivalent with identical pinout and electrical characteristics. Verify if the G4 suffix is mandatory for regulatory compliance in the target market. Other LVC series switches may require circuit redesign due to differing pin configurations or performance metrics.
