ADS803E/1K Tech Specifications
Texas Instruments - ADS803E/1K technical specifications, attributes, parameters and parts with similar specifications to Texas Instruments - ADS803E/1K

Product Attribute	Attribute Value
Part Number	ADS803E/1K
Package	SSOP-28
Description	SSOP-28
Stock Condition	Get 17000 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

ADS803E/1K

Manufacturer

Texas Instruments

Introduction

The ADS803E/1K is a high-performance, 12-bit analog-to-digital converter (ADC) that operates at a sampling rate of up to 5 million samples per second (MSPS). This device is designed for use in a wide range of applications, including industrial automation, medical imaging, and telecommunications.

Product Features and Performance

12-bit resolution

5 MSPS sampling rate

Differential and single-ended input types

Parallel data interface

1:1 sample-and-hold to ADC ratio

Pipelined architecture

External or internal reference options

5V analog and digital supply voltages

Wide operating temperature range of -40°C to 85°C

Product Advantages

High-speed conversion for real-time data processing

Flexible input configuration options

Efficient parallel data interface for easy integration

Configurable reference options for optimized performance

Wide operating temperature range for versatile applications

Key Reasons to Choose This Product

Exceptional performance and reliability for mission-critical applications

Cost-effective solution for high-speed data acquisition needs

Proven technology and industry-leading support from Texas Instruments

Seamless integration with a wide range of system designs

Quality and Safety Features

Manufactured using high-quality processes and materials

Compliance with industry safety standards and regulations

Robust design for reliable operation in harsh environments

Compatibility

The ADS803E/1K is compatible with a variety of system architectures and can be easily integrated into various industrial, medical, and telecommunications applications.

Application Areas

Industrial automation and process control

Medical imaging and diagnostics

Telecommunications and signal processing

Test and measurement equipment

Product Lifecycle

The ADS803E/1K is an active product in our website's sales team's portfolio. There are no known plans for discontinuation at this time. While there may be equivalent or alternative models available from our website's sales team or other manufacturers, it is recommended to contact the sales team for the most up-to-date information on product availability and compatibility.

Frequently Asked Questions(FAQ)

What are the key performance specifications of the ADS803E/1K that influence its suitability for high-speed data acquisition applications?: The ADS803E/1K is a 12-bit pipelined analog-to-digital converter (ADC) capable of achieving a sampling rate of 5 MSPS, making it suitable for mid-band signal capture scenarios. Its differential and single-ended input architecture supports flexible interfacing with analog front-ends while maintaining good common-mode noise rejection. With both analog and digital supplies rated at 5V, the device operates within a straightforward voltage domain that aligns with legacy system designs. The 1:1 sample-and-hold to ADC ratio indicates minimal latency between sampling and conversion initiation, which is critical for time-critical applications.

How does the internal versus external reference configuration of the ADS803E/1K impact system design in terms of accuracy and long-term stability?: When using an internal reference, the ADS803E/1K provides adequate initial accuracy for many industrial measurement tasks, but exhibits greater temperature drift and aging effects over time—typically around ±2 ppm/°C—which may limit precision in long-duration monitoring systems. In contrast, selecting an external precision reference allows designers to improve absolute accuracy by up to 10–15% depending on reference grade, especially beneficial when operating near the full-scale range across the specified -40°C to 85°C temperature window. For mission-critical applications requiring consistent gain and offset over extended periods, pairing the ADS803E/1K with a low-drift external bandgap or MEMS-based reference yields superior results.

In what ways does the parallel digital interface of the ADS803E/1K affect throughput and synchronization in microcontroller-based data acquisition systems?: The ADS803E/1K outputs data via an 8-bit wide parallel bus, enabling burst transfer rates up to 5 million samples per second without serial overhead delays. This architecture demands careful timing coordination from the host processor to latch valid data during the narrow aperture period dictated by the pipeline stages. While this simplifies firmware development compared to SPI or I²C implementations, it also increases pin count and board routing complexity, particularly in multi-channel systems where shared buses can introduce contention. Designers must ensure that the receiving MCU or FPGA meets setup and hold times relative to the ADC’s output enable signals to avoid data corruption.

How does the power supply sequencing requirement for the ADS803E/1K influence PCB layout and system reliability in harsh environments?: Although not explicitly detailed in the base parameters, typical pipelined ADCs like the ADS803E/1K benefit from simultaneous or closely timed assertion of analog (AVDD) and digital (DVDD) supply rails to prevent latch-up or transient errors during startup. Given both supplies are rated at 5V, decoupling networks should include low-ESR ceramic capacitors (e.g., 10 µF bulk + 0.1 µF bypass per rail) placed within 1 cm of the package leads. On a 28-SSOP footprint, thermal management is less critical due to moderate power dissipation (~200 mW), but placement near noisy digital blocks should be avoided to preserve SNR above 60 dB effective resolution.

Can the ADS803E/1K be directly interfaced with modern 3.3V logic families without level shifting?: No, direct compatibility is not guaranteed. The ADS803E/1K’s digital outputs are specified for 5V operation, and connecting them directly to 3.3V CMOS inputs risks undefined states if VOH drops below VIH thresholds under worst-case conditions. A simple resistor divider or dedicated buffer IC compliant with 5V-tolerant 3.3V inputs should be used unless the target logic family explicitly supports 5V TTL-compatible inputs. This precaution ensures reliable communication and avoids intermittent failures caused by marginal noise margins in mixed-voltage environments.

What trade-offs exist between using the ADS803E/1K in single-ended versus differential input mode regarding noise immunity and dynamic range?: In single-ended mode, the ADS803E/1K measures one channel referenced to ground, doubling susceptibility to ground bounce and electromagnetic interference compared to true differential sensing. Differential inputs reject common-mode noise but require matched impedance paths and careful layout to maintain CMRR above 70 dB at 50 kHz. For unipolar signals such as thermocouple outputs, single-ended operation suffices; however, for sensor bridges or RF downconverted signals, differential mode preserves more of the ADC’s theoretical 74 dB SNR, effectively utilizing its 12-bit resolution meaningfully.

How does the moisture sensitivity level (MSL) rating of MSL 2 for the ADS803E/1K affect handling procedures during PCB assembly?: As an MSL 2 component, the ADS803E/1K requires storage in dry pack conditions after removal from ambient packaging to prevent solder joint defects due to moisture absorption. Once opened, it must be assembled within one year of exposure or baked prior to reflow according to JEDEC J-STD-033 guidelines. This applies equally to all lead-free processes, including SAC305 solder pastes commonly used today. Proper handling minimizes popcorning risk during thermal cycling, preserving long-term reliability in sealed enclosures or automotive-grade assemblies.

Is the ADS803E/1K suitable for battery-powered portable instrumentation given its power characteristics?: While the ADS803E/1K consumes only ~200 mW at full speed with dual 5V supplies, the absolute voltage requirement makes it impractical for low-voltage battery systems such as lithium-ion packs delivering 3.7V nominal. Even with linear regulators stepping up voltage, efficiency losses compound standby power budgets. Alternative ultra-low-power 12-bit SAR or delta-sigma ADCs with single 3.3V or lower supplies would offer better energy-per-sample metrics for handheld devices. Thus, the ADS803E/1K remains optimized for fixed, wall-powered or industrial control systems rather than portable applications.

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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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Delivery Time

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Delivery Cost

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Delivery Method

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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
America	Brazil	7
Europe	Germany	5
	United Kingdom	4
	Italy	5
Oceania	Australia	6
Oceania	New Zealand	5
Asia	India	4
Asia	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

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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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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.

ESD

Certifications & Memberships

Third-party certified, strict quality control. Our certification

ISO 9001: 2015
ISO 13485: 2016
ISO 14001: 2015
ISO 28000: 2007
ISO 45001: 2018
GB/T 27922-2011

SMTA
IPC
ESD
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ADS803E/1K

Texas Instruments
41D-ADS803E/1K

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Please refer to the English Version as our Official Version.Return

ADS803E/1K - Texas Instruments

Specifications

Parts Introduction

Manufacturer Part Number

Manufacturer

Introduction

Product Features and Performance

Product Advantages

Key Reasons to Choose This Product

Quality and Safety Features

Compatibility

Application Areas

Product Lifecycle

Frequently Asked Questions(FAQ)

Customers Also Interested in

Recommended Products

Customer Reviews

Evaluation: 10 Articles

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

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.

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。

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

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

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

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.

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.

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.

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.

Write a Review

Shipment

Delivery Time

Delivery Cost

Delivery Method

QC (Quality Warranty)

Payment Support

Packaging

Electrostatic Discharge Protection and Handling

Certifications & Memberships

ADS803E/1K

Shopping cart (0 Items)

Compare List (0 Items)

Feedback

Please refer to the English Version as our Official Version.