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HomeProductsIntegrated Circuits (ICs)Interface - Drivers, Receivers, TransceiversDS3695ATMX
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DS3695ATMX - Texas Instruments

Manufacturer Part Number
DS3695ATMX
Manufacturer
Texas Instruments
Allelco Part Number
32D-DS3695ATMX
Warranty
1 Year Allelco Warranty - Find out more
Stock Status:
5,740 pcs available, New & Original
Parts Description
IC TRANSCEIVER HALF 1/1 8SOIC
Package
8-SOIC
Data sheet
-
RoHs Status
 
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Specifications

DS3695ATMX Tech Specifications
Texas Instruments - DS3695ATMX technical specifications, attributes, parameters and parts with similar specifications to Texas Instruments - DS3695ATMX

Product Attribute Attribute Value
Manufacturer Texas Instruments
Voltage - Supply 4.75V ~ 5.25V
Type Transceiver
Supplier Device Package 8-SOIC
Series -
Receiver Hysteresis 70 mV
Protocol RS422, RS485
Package / Case 8-SOIC (0.154", 3.90mm Width)
Product Attribute Attribute Value
Package Tape & Reel (TR)
Operating Temperature 0°C ~ 70°C
Number of Drivers/Receivers 1/1
Mounting Type Surface Mount
Duplex Half
Data Rate -
Base Product Number DS3695

Environmental & Export Classifications

ATTRIBUTE DESCRIPTION
RoHs Status RoHS non-compliant
Moisture Sensitivity Level (MSL) 1 (Unlimited)
REACH Status REACH Unaffected
ECCN EAR99
HTSUS 8542.39.0001

Parts Introduction

DS3695ATMX Image
DS3695ATMX (1)

Manufacturer Part Number

DS3695ATMX

Manufacturer

Texas Instruments

Introduction

The DS3695ATMX is a multipoint transceiver from Texas Instruments, designed for bidirectional communication on RS422 or RS485 networks.

Product Features and Performance

Supports half-duplex RS422 and RS485 protocols

Integrated driver and receiver

Designed with a single driver and receiver pair

70 mV typical receiver hysteresis for noise rejection

Data transmission rates unspecified

Product Advantages

Robust design for multipoint communication networks

Enhanced noise immunity due to integrated receiver hysteresis

Compatible with a variety of network standards

Key Technical Parameters

Type: Transceiver

Protocol: RS422, RS485

Number of Drivers/Receivers: 1/1

Duplex: Half

Receiver Hysteresis: 70 mV

Voltage - Supply: 4.75V to 5.25V

Operating Temperature Range: 0°C to 70°C

Mounting Type: Surface Mount

Package/Case: 8-SOIC

Quality and Safety Features

Operates reliably within the specified voltage and temperature ranges

Compatibility

Designed for interfacing with RS422 and RS485 communication network standards

Application Areas

Industrial control systems

Networking equipment

Communication interfaces

Product Lifecycle

Product Status: Obsolete

No direct replacement or upgrade specified

Several Key Reasons to Choose This Product

Designed by Texas Instruments, a leader in integrated circuits

Multipoint capability ideal for industrial networks

Integrated hysteresis for signal integrity

Surface mount packaging for modern PCB designs

Suitable for operating in a range of industrial temperatures

Frequently Asked Questions(FAQ)

How does the DS3695ATMX handle noise immunity in industrial environments, and what role does its receiver hysteresis play in reliable communication?
The DS3695ATMX provides a receiver hysteresis of 70 mV, which helps distinguish valid signal transitions from noise-induced fluctuations in RS422 or RS485 differential signaling. This feature enhances noise immunity by preventing false triggering on small voltage swings that might occur in electrically noisy industrial settings. Given its half-duplex configuration and operation over a supply range of 4.75V to 5.25V, the device maintains stable performance even when exposed to common-mode voltage variations typical in long cable runs.
What are the key differences between the DS3695ATMX and alternative transceivers like the LTC485IS8#PBF when used in half-duplex RS485 networks?
While both the DS3695ATMX and LTC485IS8#PBF support half-duplex RS485 communication, the DS3695ATMX offers 70 mV of receiver hysteresis compared to typically lower hysteresis values found in many general-purpose RS485 transceivers. This higher hysteresis improves robustness against electromagnetic interference (EMI) and ground potential differences. Additionally, the DS3695ATMX operates over a tighter supply voltage window (4.75V–5.25V) and is housed in an 8-SOIC package, making it suitable for space-constrained designs where noise resilience is critical.
Can the DS3695ATMX be reliably used in systems requiring extended temperature operation beyond 70°C, and what design considerations arise from its specified operating range?
No, the DS3695ATMX is rated only for industrial temperatures from 0°C to 70°C, which limits its use in high-heat environments such as motor control systems or power electronics. Designers targeting applications above this threshold must select components with broader thermal ratings or implement active cooling. For applications within the specified range, proper PCB layout and decoupling near the VCC and GND pins are essential to maintain signal integrity and prevent supply droop during transient conditions.
Why might a designer choose the DS3695ATMX over other RS422/RS485 transceivers despite its RoHS non-compliance status?
Although the DS3695ATMX is not RoHS compliant, its 70 mV receiver hysteresis offers superior noise margin compared to many standard RS485 transceivers. In applications where EMI resistance is paramount—such as factory automation or building control systems—this characteristic can justify its use despite regulatory limitations. However, designers must verify end-product compliance requirements and consider lead-free alternatives if soldering processes involve high-temperature reflow profiles.
How does the DS3695ATMX’s single driver and single receiver configuration influence network topology choices in multi-drop serial communications?
With one driver and one receiver, the DS3695ATMX supports basic half-duplex point-to-point or multi-drop RS485 networks where only one node transmits at a time. This simplifies protocol implementation but limits full-duplex communication without additional hardware. Network topologies using this IC typically rely on a single termination resistor at each end of the bus to match impedance and minimize reflections. Careful attention to node placement and bus length ensures data rates remain within practical limits for reliable operation over twisted-pair cabling.
What impact does the DS3695ATMX’s Moisture Sensitivity Level (MSL) of 1 have on storage and assembly processes?
An MSL rating of 1 indicates unlimited shelf life before assembly, meaning the DS3695ATMX can be stored indefinitely under normal ambient conditions without baking prior to soldering. This reduces manufacturing overhead and supports just-in-time production workflows. However, once removed from its original packaging, it should still be handled according to standard ESD precautions due to its CMOS-based circuitry, even though no special drying is required before reflow.
In comparing the DS3695ATMX to modern alternatives like the LTC2862HS8-2#TRPBF, what trade-offs exist regarding performance and compliance?
The LTC2862HS8-2#TRPBF offers similar functionality with enhanced features such as integrated protection up to ±15 kV ESD and wider supply ranges, along with RoHS compliance. However, these improvements come at increased cost and may exceed system requirements. The DS3695ATMX remains viable in cost-sensitive designs where basic RS485 communication suffices and environmental exposure is moderate. Choosing between them depends on balancing budget, regulatory needs, and required robustness.
What precautions should engineers take when integrating the DS3695ATMX into a PCB layout to ensure optimal signal integrity?
To preserve signal integrity, place decoupling capacitors (typically 0.1 µF ceramic) as close as possible to the VCC and GND pins of the DS3695ATMX. Keep differential traces (A and B lines) tightly coupled and routed as a pair with consistent impedance. Avoid routing near high-speed digital signals or power switching nodes. Terminate the RS485 bus with a 120 Ω resistor at each end if the total stub length exceeds 1/10th of the wavelength at the intended data rate, especially in noisy environments.
Is the DS3695ATMX suitable for battery-powered applications, and how does its voltage range affect power consumption?
The DS3695ATMX operates from 4.75V to 5.25V, which aligns closely with standard 5V logic supplies rather than lower-voltage battery rails like 3.3V or 1.8V. This makes it less ideal for low-power or portable devices where energy efficiency is critical. While quiescent current is not explicitly stated in the summary parameters, its operation near nominal 5V suggests higher static power draw compared to LVDS or lower-voltage transceiver options. Thus, it’s better suited for mains-powered or always-on industrial nodes.
How does the DS3695ATMX compare to the SP483EEN-L/TR in terms of noise tolerance and application suitability?
Both devices support RS485 half-duplex communication, but the DS3695ATMX provides 70 mV of receiver hysteresis versus the SP483EEN-L/TR’s typical 200 mV hysteresis, meaning the latter offers greater noise rejection. However, the DS3695ATMX’s lower hysteresis may be beneficial in very low-amplitude differential signals or long-cable scenarios where signal degradation occurs. Designers must evaluate which trade-off—greater immunity or finer sensitivity—better fits their channel characteristics and interference profile.
What are the implications of using the DS3695ATMX in systems that require future scalability or protocol upgrades?
Since the DS3695ATMX only supports basic RS422/RS485 physical layer standards without advanced features like automatic direction control or fail-safe biasing, scaling to larger networks may require external management circuits. Protocol upgrades involving higher data rates or new physical layers would necessitate replacing the transceiver entirely. Its simplicity can reduce initial complexity but may limit adaptability in evolving embedded systems where modularity is preferred.
Can the DS3695ATMX operate correctly in mixed-voltage environments where the microcontroller runs at 3.3V while the transceiver uses 5V?
The DS3695ATMX operates from 4.75V to 5.25V, so direct interfacing with a 3.3V microcontroller requires level shifting unless the MCU’s I/O pins tolerate up to 5.25V. Most 3.3V microcontrollers do not meet this requirement safely. Therefore, bidirectional level translation is necessary for reliable TTL-compatible communication. Alternatively, choosing a transceiver natively compatible with 3.3V logic eliminates this concern but sacrifices some noise margins available at 5V operation.
How does the absence of a defined maximum data rate in the DS3695ATMX datasheet affect system timing analysis?
While not explicitly listed, RS485 transceivers like the DS3695ATMX typically support data rates up to 200 kbps over 40 meters or higher over shorter distances. Without an official spec, timing budgets must assume conservative limits—often 100 kbps or less—to guarantee reliable communication in worst-case conditions including long cables, poor shielding, and multiple nodes. Always validate actual performance through prototype testing under real-world noise and load conditions.
What role does the DS3695ATMX’s SOIC packaging play in mechanical and thermal design decisions?
The 8-pin SOIC package (3.90mm width) allows compact board integration and is widely supported by automated pick-and-place equipment. Its small footprint suits space-constrained designs but offers limited heat dissipation compared to larger packages like TSSOP or QFN. For most RS485 applications drawing minimal current, thermal management is rarely an issue. However, in densely populated boards, maintaining adequate creepage and clearance around the IC ensures compliance with safety standards and prevents coupling of adjacent traces.
Are there known reliability concerns when substituting the DS3695ATMX with parts like the LT1785IS8#PBF in existing designs?
Substituting the DS3695ATMX with the LT1785IS8#PBF—which also features high receiver hysteresis—can improve noise performance but may alter timing margins due to differing propagation delays. While functionally similar, slight variations in rise/fall times could affect synchronization in high-speed networks. Designers should verify timing compatibility with their host controller and perform regression testing under expected environmental stresses before approving such substitutions in production.

Parts with Similar Specifications

The three parts on the right have similar specifications to Texas Instruments DS3695ATMX

Product Attribute DS3695ATM/NOPB DS3695AMX DS3695ATM DS3695AM
Part Number DS3695ATM/NOPB DS3695AMX DS3695ATM DS3695AM
Manufacturer Texas Instruments Texas Instruments Texas Instruments Texas Instruments
Voltage - Supply - - - -
Package / Case - 196-LFBGA 16-DIP (0.300', 7.62mm) 64-VFQFN Exposed Pad
Duplex - - - -
Mounting Type - Surface Mount Through Hole Surface Mount
Number of Drivers/Receivers - - - -
Protocol - - - -
Type - - - -
Base Product Number - DAC34H84 MAX500 ADS62P42
Operating Temperature - -40°C ~ 85°C 0°C ~ 70°C -40°C ~ 85°C
Data Rate - - - -
Series - - - -
Supplier Device Package - 196-NFBGA (12x12) 16-PDIP 64-VQFN (9x9)
Package - Tape & Reel (TR) Tube Tape & Reel (TR)
Receiver Hysteresis - - - -

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Customer Reviews

Evaluation: 10 Articles

  • Nath***rooks
    Jun 11, 2026

    Installed this power component in a converter board. Output remained stable under different load conditions and thermal performance was better than expected.

  • 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.

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1.00kg-2.00kg USD$40.00 - USD$80.00
2.00kg-3.00kg USD$50.00 - USD$100.00
Note:
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DS3695ATMX Image

DS3695ATMX

Texas Instruments
32D-DS3695ATMX

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