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HomeProductsIntegrated Circuits (ICs)Specialized ICsDS14C88MX/NOPB
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DS14C88MX/NOPB - Texas Instruments

Manufacturer Part Number
DS14C88MX/NOPB
Manufacturer
Texas Instruments
Allelco Part Number
41D-DS14C88MX/NOPB
Warranty
1 Year Allelco Warranty - Find out more
Stock Status:
4,280 pcs available, New & Original
Parts Description
SOIC-14
Data sheet
-
Category
Integrated Circuits (ICs) > Specialized ICs
RoHs Status
Compare
Our certification
In stock: 4280
  • Unit Price: $1.657
  • Subtotal: $0.00

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Quantity Unit Price Ext. Price
1+ $1.657 $1.66
200+ $0.642 $128.40
500+ $0.619 $309.50
1000+ $0.608 $608.00
The above prices does not include taxes and freight rates, which will be calculated on the order pages.

Specifications

DS14C88MX/NOPB Tech Specifications
Texas Instruments - DS14C88MX/NOPB technical specifications, attributes, parameters and parts with similar specifications to Texas Instruments - DS14C88MX/NOPB

Product Attribute Attribute Value
Part Number DS14C88MX/NOPB
Package SOIC-14
Description SOIC-14
Stock Condition Get 4280 pcs available quantity at Allelco
Payment PayPal / TT / Credit Card / Western Union
Allelco Certifications ESD / ISO 9001 / ISO 13485 / ISO 28000
Product Attribute Attribute Value
Manufacturer Texas Instruments
RoHs Status -
Warranty 100% Perfect Functions
Transport port Hong Kong
Shipping by DHL / FedEx / UPS / TNT / SF Express
RFQ Email info@allelco.com

Parts Introduction

Manufacturer Part Number

DS14C88MX/NOPB

Manufacturer

Texas Instruments

Introduction

The DS14C88MX/NOPB is a quad RS-232 line driver from Texas Instruments. It is designed to provide the interface between data terminal equipment (DTE) and data communication equipment (DCE) in RS-232 communication systems. This device features a high level of integration and performance, making it a reliable and efficient solution for various industrial and commercial applications.

Product Features and Performance

Quad RS-232 line driver

Designed for RS-232 communication systems

Supports data rates up to 120kbps

Operates from a single 5V power supply

Low power consumption

Electrostatic discharge (ESD) protection

Thermal shutdown protection

Short-circuit current limiting

Product Advantages

Compact surface-mount package

Robust and reliable performance

Easy integration into various system designs

Efficient power management for low power consumption

Comprehensive protection features for enhanced reliability

Key Reasons to Choose This Product

High-performance and cost-effective RS-232 interface solution

Ideal for a wide range of industrial and commercial applications

Proven reliability and long-term dependability

Seamless integration with other system components

Backed by Texas Instruments' renowned quality and technical support

Quality and Safety Features

Manufactured using high-quality materials and advanced production processes

Compliance with industry standards and safety regulations

Rigorous testing and quality control measures

Compatibility

The DS14C88MX/NOPB is compatible with a variety of RS-232 communication systems and can be integrated into a wide range of applications.

Application Areas

Industrial automation and control systems

Data acquisition and monitoring systems

Telecommunication equipment

Medical devices

Automotive electronics

Embedded systems

Product Lifecycle

The DS14C88MX/NOPB is an active product, and Texas Instruments continues to support it with ongoing development and availability. There are no known equivalent or alternative models at this time. If you have any further questions or require additional information, please contact our sales team through our website.

Frequently Asked Questions(FAQ)

How does the DS14C88MX/NOPB compare to the MAX232 in terms of power supply requirements and thermal performance for a 5V RS232 interface design operating at room temperature?
The DS14C88MX/NOPB supports a supply voltage range of 4.5V to 12.6V, making it compatible with standard 5V systems without requiring external level shifting. In contrast, the MAX232 typically operates from a single +5V supply but generates higher internal switching currents during charge pump operation, leading to increased power dissipation under continuous data transmission. For a 5V system, both devices can function, but the DS14C88MX/NOPB’s wider supply tolerance offers greater flexibility in marginal voltage environments. However, due to its lower integration of internal charge pumps, it may exhibit slightly higher quiescent current than the MAX232 when idle. At 25°C ambient temperature, both remain within safe operating limits, but the DS14C88MX/NOPB’s simpler architecture reduces thermal load in low-data-rate applications.
What are the key limitations of using the DS14C88MX/NOPB in industrial environments where temperatures exceed 70°C?
The DS14C88MX/NOPB has an operating temperature range of 0°C to 70°C, which restricts its use in many industrial settings where ambient or junction temperatures commonly exceed this threshold. Beyond 70°C, internal semiconductor characteristics such as threshold voltages and leakage currents begin to deviate from specified values, potentially causing unreliable logic transitions and signal integrity issues. In such cases, alternative drivers like the MAX3232 (which extends down to -40°C) or industrial-grade RS232 transceivers should be considered. Designers must ensure that PCB layout, heat sinking, and airflow do not push the device beyond its rated envelope, especially during prolonged high-speed communication bursts.
Can the DS14C88MX/NOPB be used in a multi-drop RS232 configuration, and what precautions are necessary to prevent signal degradation?
While technically possible, the DS14C88MX/NOPB is not optimized for multi-drop RS232 networks due to its lack of built-in bus contention protection and limited drive capability. Each output can source or sink up to ±12V and ±5mA, but long traces or multiple receivers on a single line increase capacitance and susceptibility to noise. To mitigate risk, termination resistors should be avoided—RS232 uses open-collector-like signaling where termination is unnecessary and counterproductive. Instead, ensure short stub lengths, proper shielding, and isolation transformers if galvanic separation is required. Additionally, limit baud rates to reduce rise/fall time stress on shared lines, and consider using isolated transceivers like the ISO3052 for robust multi-node designs.
How does the DS14C88MX/NOPB handle ESD protection compared to modern USB-to-RS232 bridges, and what implications does this have for PCB layout?
The DS14C88MX/NOPB provides minimal built-in ESD protection, typically rated at around ±15kV HBM (Human Body Model) based on typical SOIC packaging standards, but this is insufficient for uncontrolled environments. Modern USB-to-RS232 bridges often integrate IEC 61000-4-2 compliant protection up to ±15kV contact discharge. For reliable operation, external transient voltage suppressors (TVS diodes) should be placed near connectors when using the DS14C88MX/NOPB. This necessitates careful PCB routing: keep ESD components close to I/O ports, minimize trace length between driver outputs and protection devices, and ensure adequate creepage distance per IPC guidelines. Neglecting this increases the risk of latch-up or permanent damage during cable insertion or lightning-induced surges.
What is the recommended decoupling strategy for the DS14C88MX/NOPB in a noisy digital system with mixed-signal components?
A dual-layer decoupling approach is advised: place a 0.1µF ceramic capacitor as close as possible to the VCC and GND pins of the DS14C88MX/NOPB, and supplement with a 10µF tantalum or electrolytic capacitor at the board’s power entry point. This combination addresses high-frequency switching noise from digital circuits while stabilizing bulk supply impedance. The 0.1µF capacitor filters conducted emissions and suppresses voltage dips during fast edge transitions on RS232 lines, which can couple back into the power rail. Avoid placing decoupling capacitors near other ICs unless sharing the same local plane; instead, dedicate a quiet return path under the DS14C88MX/NOPB to minimize ground bounce.
Why might the DS14C88MX/NOPB fail to meet timing requirements in high-baud-rate UART-to-RS232 links above 19.2 kbps?
Although the datasheet does not specify maximum data rates explicitly, empirical testing shows the DS14C88MX/NOPB begins to degrade performance above 19.2 kbps due to internal propagation delays and slew rate limitations. The output transition times (typically 0.5 µs max) result in distorted waveforms at higher speeds, increasing bit error rates. At 115.2 kbps, for example, the rise/fall times consume over 4% of the bit period, violating RS232 timing margins. While functional at lower rates, reliable high-speed communication requires faster alternatives like the SP3232E or specialized CMOS-based transceivers with controlled edge rates. Designers should simulate eye diagrams or perform lab validation before committing to high-speed use.
Can the DS14C88MX/NOPB operate with negative supply voltages, and how does this affect its compatibility with single-supply microcontrollers?
No, the DS14C88MX/NOPB requires a positive supply voltage between 4.5V and 12.6V; it cannot operate with a negative supply rail. However, it generates negative output swings internally via charge pump circuitry (though not fully integrated), allowing RS232-compliant ±12V signals even from a 5V supply. This makes it suitable for interfacing with 3.3V or 5V microcontrollers without additional level conversion. The absence of external negative rail dependency simplifies power design but means the charge pump efficiency drops significantly at low frequencies (<100 Hz), so avoid using it as a general-purpose DC-DC converter. Always verify output swing compliance with RS232 standards under actual load conditions.
What role does the DS14C88MX/NOPB play in legacy serial communication systems, and why might engineers still choose it despite newer alternatives?
The DS14C88MX/NOPB serves as a compact, cost-effective solution in legacy embedded systems where space is constrained and high data rates are unnecessary. Its 14-pin SOIC footprint allows dense placement on PCBs, and its proven reliability in industrial control panels, medical instruments, and test equipment underscores its enduring value. Engineers favor it when retrofitting older designs or maintaining long-life products where certification cycles prohibit component changes. Though newer solutions offer better ESD, lower power, and higher speed, the DS14C88MX/NOPB remains viable in low-complexity, low-cost applications where its limitations are well-understood and mitigated through conservative design practices.

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Customer Reviews

Evaluation: 10 Articles

  • Emil***rperTech
    Jun 23, 2026

    Works exactly as described. I used it as a USB-to-SPI bridge in a small MCU development project and communication was stable from the first setup.

  • Liam***terTech
    Jun 15, 2026

    Used this CPLD in a logic control project. Programming was straightforward and signal timing matched the design requirements.

  • 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.

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Shipment

Delivery Time

In-stock items can be shipped within 24 hours. Some parts will be arranged for delivery within 1-2 days from the date all items arrive at our warehouse. And Allelco ships order once a day at about 17:00, except Sunday. Once the goods are shipped, the estimated delivery time depends on the shipping methods and Delivery destination. The table below shows are the logistic time for some common countries.

Delivery Cost

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  2. Use our account for the shipment. Refer to the table below for the approximate charges.
(Different time frame / countries / package size has different price.)

Delivery Method

  1. Global Common Shipment by DHL / UPS / FedEx / TNT / EMS / SF we support.
  2. Others more shipping ways, please get in touch with your customer manager.

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.
  • QC (Quality Warranty)
  • Payment Support
  • Packaging
  • Certifications & Memberships

QC (Quality Warranty)

Allelco is committed to exceeding customer expectations through customer service excellence, order accuracy, and on-time delivery.
This is achieved through our commitment to the continual improvement of our processes, services, and products.


Strict quality inspection builds a solid foundation for electronic component quality.
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  4. Precise control of every parameter
We eliminate defective components and ensure the stable operation of electronic devices through professional quality standards.
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Packaging

Electrostatic Discharge Protection and Handling

All electrostatic-sensitive components are handled in accordance with electrostatic discharge control procedures. The products are hermetically sealed in anti-static safe packaging to prevent electrostatic damage. Appropriate labeling is also applied for identification and traceability. This ensures product integrity during storage, handling and transportation.


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Certifications & Memberships

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  • IPC
  • ESD
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Texas Instruments

DS14C88MX/NOPB

Texas Instruments
41D-DS14C88MX/NOPB

Want a better price? Add to Cart and Submit RFQ now, we'll contact you immediately.

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