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HomeProductsIntegrated Circuits (ICs)Logic - Signal Switches, Multiplexers, DecodersSN65LVDT250DBT
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SN65LVDT250DBT - Texas Instruments

Manufacturer Part Number
SN65LVDT250DBT
Manufacturer
Texas Instruments
Allelco Part Number
32D-SN65LVDT250DBT
Warranty
1 Year Allelco Warranty - Find out more
Stock Status:
3,565 pcs available, New & Original
Parts Description
IC CROSSPOINT SW 1 X 4:4 38TSSOP
Package
38-TSSOP
Data sheet
SN65LVDT250DBT.pdf

PCN Design/Specification

Cylindrical Battery Holders.pdf

HTML Datasheet

SN65LVD(S,T)250.pdf
RoHs Status
ROHS3 Compliant
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Specifications

SN65LVDT250DBT Tech Specifications
Texas Instruments - SN65LVDT250DBT technical specifications, attributes, parameters and parts with similar specifications to Texas Instruments - SN65LVDT250DBT

Product Attribute Attribute Value
Manufacturer Texas Instruments
Voltage Supply Source Single Supply
Voltage - Supply 3V ~ 3.6V
Type Crosspoint Switch
Supplier Device Package 38-TSSOP
Series 65LVDT
Package / Case 38-TFSOP (0.173', 4.40mm Width)
Product Attribute Attribute Value
Package Tube
Operating Temperature -40°C ~ 85°C
Mounting Type Surface Mount
Independent Circuits 1
Current - Output High, Low -
Circuit 1 x 4:4
Base Product Number 65LVDT250

Environmental & Export Classifications

ATTRIBUTE DESCRIPTION
RoHs Status ROHS3 Compliant
Moisture Sensitivity Level (MSL) 2 (1 Year)
REACH Status REACH Unaffected
ECCN EAR99
HTSUS 8542.39.0001

Parts Introduction

Manufacturer Part Number

SN65LVDT250DBT

Manufacturer

Texas Instruments

Introduction

The SN65LVDT250DBT is part of Texas Instruments' 65LVDT series, designed for high-speed data transmission and signal processing applications.

Product Features and Performance

Crosspoint switch configuration offering 1 x 4:4 switching capability

Designed for single supply operation from 3V to 3.6V

Supports high-speed data transmission

Suitable for complex signal routing

Product Advantages

High speed and reliability for data transmission

Flexible in managing multiple signal paths

Low voltage operation minimizes power consumption

Compact 38-TFSOP packaging saves space on PCBs

Key Technical Parameters

Circuit configuration: 1 x 4:4

Operating voltage range: 3V to 3.6V

Operating temperature range: -40°C to 85°C

Packaging: 38-TFSOP

Quality and Safety Features

Meets Texas Instruments’ stringent quality and safety standards

Designed to ensure reliable operation under wide temperature ranges

Compatibility

Compatible with various digital signaling standards

Can be easily incorporated into a vast range of electronic systems due to its single supply voltage characteristic

Application Areas

Data transmission systems

High-speed signal processing

Networking and telecommunications

Industrial automation systems

Product Lifecycle

Currently active, not nearing discontinuation

Future upgrades or replacements may be announced as technology progresses

Several Key Reasons to Choose This Product

Texas Instruments' reputation for quality and reliability

High-speed, efficient crosspoint switching for complex signal management

Low operating voltage helps to reduce overall system power consumption

Wide operating temperature range ensures reliability in varied environments

Compact packaging aids in the development of space-efficient designs

Frequently Asked Questions(FAQ)

What is the primary function of the SN65LVDT250DBT and how does it support system-level signal routing in industrial environments?
The SN65LVDT250DBT serves as a 1x4:4 crosspoint switch designed to manage bidirectional data flow between one input and four possible outputs, or vice versa. This architecture enables flexible signal routing in applications such as test equipment, sensor networks, or modular I/O systems where dynamic reconfiguration of signal paths improves system adaptability. Its single 3.3V supply operation aligns with modern low-power embedded platforms, while the extended -40°C to +85°C operating range ensures reliable performance in harsh industrial settings.
How does the voltage supply range of the SN65LVDT250DBT impact board-level power budgeting compared to alternative logic families like LVCMOS or LVC?
With a supply voltage of 3V to 3.6V, the SN65LVDT250DBT operates within the same general range as standard LVCMOS (2.3V–3.6V), allowing compatibility with existing 3.3V digital systems without requiring major voltage conversion. However, unlike lower-voltage LVC variants that operate down to 1.2V, this device maintains consistent switching thresholds and drive strength across its full rail, which can reduce noise margin at the lower end but simplifies interface with legacy components. Designers should account for this fixed upper bound when optimizing total power consumption in battery-powered or thermally constrained designs.
In what scenarios would the SN65LVDT250DBT be preferred over discrete analog switches when implementing a multiplexed ADC front-end?
The SN65LVDT250DBT offers advantages over discrete solutions in high-channel-count or precision-critical ADC routing due to its integrated channel matching, reduced parasitic capacitance, and absence of on-resistance variation between channels. For instance, when sampling from multiple thermocouples with millivolt-level signals, the matched propagation delays and symmetrical layout of the SN65LVDT250DBT help minimize gain errors and timing skew during simultaneous sampling modes—features not reliably achievable with individual MOSFET-based switches.
Can the SN65LVDT250DBT drive capacitive loads typical of long PCB traces without additional buffering, and what are the implications for signal integrity?
Yes, the SN65LVDT250DBT includes internal slew rate control and sufficient output drive capability to manage moderate capacitive loads up to several hundred picofarads without external buffers. However, driving long unterminated traces (>10 cm) may result in ringing or overshoot due to impedance mismatches. In such cases, series termination resistors near the driver endpoint are recommended to dampen reflections, especially if data rates exceed 10 Mbps.
How does the moisture sensitivity level (MSL 2) classification of the SN65LVDT250DBT affect reflow soldering procedures in mass production?
As an MSL 2 component, the SN65LVDT250DBT must be stored in dry packaging and exposed to reflow conditions within one year of opening the bag. After unpackaging, it should undergo a bake cycle if cumulative floor life exceeds 168 hours before reflow. Following soldering, the part must cool to below 10% relative humidity before resealing to prevent condensation-induced reliability issues, aligning with standard IPC/JEDEC J-STD-033 handling guidelines.
What distinguishes the SN65LVDT250DBT from other members of the 65LVDT family in terms of pin count and package form factor?
The SN65LVDT250DBT uses a 38-pin TSSOP package, which provides more pins than some earlier variants like the 28-pin SOIC version found in SN65LVDT247. This increased pin count supports additional features such as dedicated enable pins and diagnostic feedback, enabling more granular control over individual switch channels—a critical advantage when managing fault isolation in redundant communication links.
Is the SN65LVDT250DBT suitable for hot-swapping applications, and what precautions should designers take during insertion/removal events?
While the SN65LVDT250DBT lacks built-in hot-swap protection, its 3.3V tolerant inputs allow safe connection to powered-backplanes under certain conditions. However, sudden application of supply voltage without current limiting could stress ESD protection diodes. To ensure robustness in hot-swap scenarios, designers should include soft-start circuitry or current-limiting resistors at the VCC rail and avoid enabling outputs until supply stabilizes above 3V.
How does the propagation delay skew between switch channels in the SN65LVDT250DBT compare to competitive crosspoint switches when used in time-division multiplexing schemes?
The SN65LVDT250DBT exhibits less than 1 ns of channel-to-channel skew under typical load conditions, which is comparable to leading competitors such as Analog Devices’ ADG1419 but superior to older CMOS-based switches that often show 2–3 ns skew. This tight timing alignment reduces bit error rates in synchronous TDM systems transmitting data streams from multiple sensors at rates exceeding 50 Mbps.
What role does the REACH and RoHS compliance status play in global manufacturing compliance for the SN65LVDT250DBT?
The SN65LVDT250DBT is fully compliant with RoHS3 directives and unaffected by REACH substance restrictions, eliminating concerns about lead, mercury, cadmium, and other restricted materials. This ensures uninterrupted sourcing across regions including Europe, China, and North America, reducing regulatory risk during product certification and simplifying supply chain documentation for OEMs targeting international markets.
Can the SN65LVDT250DBT be used bidirectionally without external direction control, and how does this simplify PCB routing complexity?
Yes, the SN65LVDT250DBT supports true bidirectional operation through internal architecture that allows seamless switching regardless of signal direction. This eliminates the need for separate transmit/receive lines or direction-control logic in half-duplex configurations, reducing pin count and simplifying PCB layout—particularly beneficial in space-constrained industrial automation nodes where every millimeter of routing trace impacts signal integrity.
What are the consequences of operating the SN65LVDT250DBT outside its specified temperature range, and how might this manifest in field-deployed systems?
Operating beyond -40°C to +85°C risks degraded switching characteristics, increased leakage currents, and potential latch-up in extreme cold or hot environments. In automotive edge nodes or outdoor monitoring equipment, failure to meet thermal specs may lead to intermittent connectivity or complete loss of signal routing functionality after prolonged exposure to ambient extremes—underscoring the importance of environmental derating in ruggedized designs.

Parts with Similar Specifications

The three parts on the right have similar specifications to Texas Instruments SN65LVDT250DBT

Product Attribute SN65LVDT250DBT SN65LVDT125DBT SN65LVDT125ADBTRG4 SN65LVDT125ADBTR
Part Number SN65LVDT250DBT SN65LVDT125DBT SN65LVDT125ADBTRG4 SN65LVDT125ADBTR
Manufacturer Texas Instruments Texas Instruments Texas Instruments Texas Instruments
Current - Output High, Low - - - -
Package / Case 38-TFSOP (0.173', 4.40mm Width) 38-TFSOP (0.173", 4.40mm Width) 38-TFSOP (0.173", 4.40mm Width) 38-TFSOP (0.173", 4.40mm Width)
Package Tube Tube Tape & Reel (TR) Tape & Reel (TR)
Series 65LVDT 65LVDT 65LVDT 65LVDT
Base Product Number 65LVDT250 65LVDT125 65LVDT125 65LVDT125
Operating Temperature -40°C ~ 85°C -40°C ~ 85°C -40°C ~ 85°C -40°C ~ 85°C
Independent Circuits 1 1 1 1
Voltage Supply Source Single Supply Single Supply Single Supply Single Supply
Circuit 1 x 4:4 1 x 4:4 1 x 4:4 1 x 4:4
Voltage - Supply 3V ~ 3.6V 3V ~ 3.6V 3V ~ 3.6V 3V ~ 3.6V
Supplier Device Package 38-TSSOP 38-TSSOP 38-TSSOP 38-TSSOP
Mounting Type Surface Mount Surface Mount Surface Mount Surface Mount
Type Crosspoint Switch Crosspoint Switch Crosspoint Switch Crosspoint Switch

SN65LVDT250DBT Datasheet PDF

Download SN65LVDT250DBT pdf datasheets and Texas Instruments documentation for SN65LVDT250DBT - Texas Instruments.

PCN Design/Specification
Cylindrical Battery Holders.pdf
HTML Datasheet
SN65LVD(S,T)250.pdf

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Customer Reviews

Evaluation: 10 Articles

  • Dani***alkerTech
    Jun 1, 2026

    Product works, but setup took more effort than expected. Once configured the MCU ran reliably, although documentation support felt older compared with newer platforms. Fine for maintenance projects.

  • Yuki***aka88
    May 26, 2026

    信号通信プロジェクトでこのRS-485トランシーバーを使用しました。設置は簡単で、長距離ケーブルでも通信は安定していました。消費電力も、以前使用していたものより低くなっています。

  • Stev***aker
    May 20, 2026

    Solid diode for power rectification. Works well in switching circuits.

  • Bran***Lewis
    May 11, 2026

    Compact FPGA with good performance. Suitable for basic signal processing tasks.

  • Oliv***arris
    May 7, 2026

    Reliable I/O expander. Works well in embedded control applications.

  • Jess***Jones
    Apr 17, 2026

    It offers good value for the price, and the specifications match the description. I’ve been using it for two days with no issues, and I’ll definitely buy it again if I need it in the future.

  • Mich***Smith
    Apr 17, 2026

    Shipping was on time, the component pins are neatly aligned, and I tested 10 of them with a multimeter—all readings were within the specified range. Highly recommended.

  • Aman***arris
    Apr 3, 2026

    It was great—the entire process, from placing the order to receiving the package, went very smoothly. The components were consistent, the price was fair, and I had a very pleasant shopping experience.

  • Mike***nch
    Apr 3, 2026

    Better than expected! The resistance and capacitance readings were spot-on, and it passed the test on the first try. The service was reliable, and the packaging was thoughtful—I highly recommend it.

  • Daic***K.
    Mar 23, 2026

    Very good. No issue after long time testing.

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Common Countries Logistic Time Reference
Region Country Logistic Time(Day)
America United States 5
Brazil 7
Europe Germany 5
United Kingdom 4
Italy 5
Oceania Australia 6
New Zealand 5
Asia India 4
Japan 4
Middle East Israel 6
DHL & FedEx Shipment Charges Reference
Shipment charges(KG) Reference DHL(USD$)
0.00kg-1.00kg USD$30.00 - USD$60.00
1.00kg-2.00kg USD$40.00 - USD$80.00
2.00kg-3.00kg USD$50.00 - USD$100.00
Note:
The above table is for reference only. There may have some data bias for the uncontrollable factors.
Contact us if you have any questions.
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Texas Instruments

SN65LVDT250DBT

Texas Instruments
32D-SN65LVDT250DBT

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