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Name: DDC112U/1K
Brand: Texas Instruments
SKU: DDC112U/1K
Price: 2.40 USD
Availability: InStock
Rating: 5 (2 reviews)

Any Feature, including a modified Existing Feature, that is not an Existing Feature.

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Texas Instruments DDC112U/1K

Part No.:: DDC112U/1K

Manufacturer:: Texas Instruments

Package:: 28-SOIC (0.295, 7.50mm Width)

Datasheet:: DDC112U/1K.pdf

Description:: IC ADC 20BIT SIGMA-DELTA 28SOIC

In Stock:: 6390

Quantity:: Add To Cart

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DDC112U/1K Specifications

Packaging:
Tape & Reel (TR),Cut Tape (CT),Digi-Reel®
Series:
-
Product Status:
Active
Number of Bits:
20
Sampling Rate(PerSecond):
3k
Number of Inputs:
2
Input Type:
Single Ended
Data Interface:
SPI
Configuration:
DSI-ADC
Ratio-S/H:ADC:
2:1
Number of A/D Converters:
1
Architecture:
Sigma-Delta
Reference Type:
External
Voltage-Supply Analog:
5V
Voltage-Supply Digital:
5V
Features:
Simultaneous Sampling
Operating Temperature:
0°C ~ 70°C

DDC112U/1K this integrated circuit is available in factory sealed anti static packs. at icwhale.com. Please read product page below detail information. including DDC112U/1K price, data-sheet, in-stock availability, technical difficulties. Also. Quickly Enter the access of compare listing to find out replaceable electronic parts. If you want to retrieve comprehensive data for DDC112U/1K to optimize the supply chain (including cross references, life-cycle, parametric, counterfeit risk, obsolescence managements forecasts), please contact to our Tech-supports team.

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DDC112U/1K information

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DDC112U/1K Typical application Circuitry

DDC112U 1K

The DDC112U/1K stands as a pinnacle of precision in the realm of analog-to-digital converter (ADC) chips, meticulously crafted by Texas Instruments. With an unwavering commitment to accuracy and speed, this chip finds its niche in a myriad of applications across industrial, medical, and scientific domains.

Key Features and Parameters:

1. Unparalleled Precision: The DDC112U/1K boasts remarkable resolution, achieving up to 16 bits of precision, ensuring faithful digitization of analog signals.

2. Swift Sampling: Equipped with a high-speed sampling rate, this ADC chip adeptly captures fast-changing analog signals, preserving the integrity of time-critical data.

3. Power Efficiency: Despite its formidable performance, the DDC112U/1K exhibits commendable restraint in power consumption, catering to the demands of battery-powered and energy-efficient devices.

4. Noise Immunity: Featuring differential input channels, the chip effectively mitigates common-mode noise and interference, maintaining signal purity in challenging environments.

5. Versatile Interfaces: With support for various interface options including serial and parallel interfaces, the DDC112U/1K seamlessly integrates into diverse system architectures and communication protocols.

Application Scenario: A compelling use case for the DDC112U/1K emerges in the realm of medical instrumentation, where it orchestrates the precise digitization of vital signs, such as electrocardiogram (ECG) signals, enabling accurate monitoring and diagnosis.

Circuit Design:

Integrating the DDC112U/1K into a medical instrumentation system necessitates a meticulous approach to pin configuration and connection methodology:

1. Analog Input Connection (AINP, AINN, Pin 1, 2): These pins serve as the gateway for differential analog input signals originating from sensors or electrodes. Implementing robust shielding and filtering mechanisms ensures faithful signal acquisition amidst environmental noise.

2. Serial Interface Setup (SDI, SDO, SCLK, Pin 4, 5, 6): Establishing a seamless connection between these pins and the microcontroller's serial interface facilitates data communication. Through this interface, the microcontroller configures ADC parameters and retrieves digitized data for subsequent processing.

3. Power Supply and Ground Connections (VDD, GND, Pin 7, 8): Providing a stable power supply to VDD and grounding the chip to the system ground plane are imperative. Implementing proper decoupling techniques minimizes noise, bolstering the reliability of ADC operation.

4. Reference Voltage Input (REF, Pin 3): Channeling an external reference voltage source into this pin determines the full-scale range for ADC conversion. The choice of reference voltage critically influences the accuracy of the system and warrants meticulous consideration.

5. Output Data Interface (DOUT, Pin 9): Serving as the conduit for digital data representing converted analog signals, this pin establishes a vital link between the ADC and microcontroller. Attention to signal integrity during connection ensures the fidelity of transmitted data.

Design Considerations:

- Signal Conditioning: Employing robust signal conditioning and filtering strategies at the input stage safeguards against noise and distortion, preserving signal fidelity.

- Clock Synchronization: Ensuring precise synchronization between the ADC's clock signal and the system clock minimizes timing discrepancies, fostering accurate data acquisition.

- Power Management: Adhering to stringent power management protocols, including effective decoupling and voltage regulation, safeguards against power-related anomalies and optimizes ADC performance.

- Thermal Regulation: Implementing adequate heat dissipation measures safeguards against overheating, preserving the ADC's operational integrity within specified temperature thresholds.

- Calibration and Testing: Regular calibration and meticulous testing protocols ensure the reliability and accuracy of the ADC system, bolstering confidence in its performance across diverse operational scenarios.

Incorporating the DDC112U/1K into a medical instrumentation system underscores its prowess in facilitating precise analog-to-digital conversion, thereby empowering accurate diagnosis and monitoring of critical physiological parameters.

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6. What is the process for return or replacement of DDC112U/1K?

All goods will implement Pre-Shipment Inspection (PSI), selected at random from all batches of your order to do a systematic inspection before arranging the shipment. If there is something wrong with the DDC112U/1K we delivered, we will accept the replacement or return of the DDC112U/1K only when all of the below conditions are fulfilled:

(1)Such as a deficiency in quantity, delivery of wrong items, and apparent external defects (breakage and rust, etc.), and we acknowledge such problems.

(2)We are informed of the defect described above within 90 days after the delivery of DDC112U/1K.

(3)The PartNo is unused and only in the original unpacked packaging.

Two processes to return the products:

(1)Inform us within 90 days

(2)Obtain Requesting Return Authorizations