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Name: ADC12038CIWM/NOPB
Brand: Texas Instruments
SKU: ADC12038CIWM/NOPB
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 ADC12038CIWM/NOPB

Part No.:: ADC12038CIWM/NOPB

Manufacturer:: Texas Instruments

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

Datasheet:: ADC12038CIWM/NOPB.pdf

Description:: IC ADC 12BIT SAR 28SOIC

In Stock:: 3041

Quantity:: Add To Cart

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ADC12038CIWM/NOPB Specifications

Packaging:
Tube
Series:
-
Product Status:
Obsolete
Number of Bits:
12
Sampling Rate(PerSecond):
114k
Number of Inputs:
4, 8
Input Type:
Differential, Pseudo-Differential, Single Ended
Data Interface:
SPI
Configuration:
MUX-S/H-ADC
Ratio-S/H:ADC:
1:1
Number of A/D Converters:
1
Architecture:
SAR
Reference Type:
External
Voltage-Supply Analog:
5V
Voltage-Supply Digital:
5V
Features:
-
Operating Temperature:
-40°C ~ 85°C

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ADC12038CIWM/NOPB information

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ADC12038CIWM/NOPB Typical application Circuitry

ADC12038CIWM NOPB

The ADC12038CIWM/NOPB is a high-performance, 12-bit analog-to-digital converter (ADC) featuring low power consumption and fast conversion rates.

Application Scenario:

A key application for the ADC12038CIWM/NOPB is in data logging systems. These systems are often used in environmental monitoring, where it is necessary to accurately measure and record various physical parameters such as temperature, humidity, or chemical concentrations over time. The ADC12038CIWM/NOPB plays a crucial role in these systems by converting the analog signals from sensors into digital data that can be stored and analyzed.

Parameter Features:

- 12-Bit Resolution: Offers fine granularity in signal conversion, allowing for detailed and accurate digital representations of analog inputs.

- Low Power Consumption: Essential for battery-operated or remote data logging systems where power efficiency is crucial.

- High-Speed Conversion: Facilitates recording and monitoring of quickly changing environmental parameters in real time.

- Wide Input Voltage Range: Compatible with a variety of sensors, enhancing the flexibility of the data logging system.

Detailed Circuit Connection Example:

In a temperature monitoring data logging system, integrating the ADC12038CIWM/NOPB involves several important considerations:

1. Power Supply Connection: Attach the VDD pin of the ADC12038CIWM/NOPB to a +5V power source. To ensure a smooth power supply, place a bypass capacitor close to the VDD pin to filter out any noise.

2. Analog Input Configuration: Connect the temperature sensor's analog output to the IN+ pin of the ADC12038CIWM/NOPB. If needed, the IN- pin can be connected to a reference voltage to create a differential input setup, which can help improve measurement accuracy in noisy environments.

3. Grounding Procedures: It is imperative that the analog ground of the system be connected to the AGND pin. Keeping the analog and digital grounds separate is important for minimizing noise interference in the signal conversion process.

4. Digital Output Routing: The digital output pins (D0-D11) of the ADC12038CIWM/NOPB should be connected to the digital input pins on the microcontroller or processor. This ensures the digitized temperature data is available for processing, storage, or further analysis.

5. Clock Signal Provision: Supply a stable clock signal to the CLK pin of the ADC12038CIWM/NOPB. The conversion rate of the ADC is determined by this clock signal, making its stability critical for accurate data conversion.

Design Considerations:

When designing circuits with the ADC12038CIWM/NOPB, several factors must be taken into account:

- Signal Integrity: Maintain short and shielded paths for analog signals to prevent degradation and interference from digital components.

- Power Supply Stability: Use decoupling capacitors and a stable, clean power source to minimize the impact of power supply variations on the ADC's performance.

- Clock Signal Quality: Ensure the clock source is free from noise and jitter to avoid inaccuracies in the conversion process.

- Environmental Conditions: Consider the operating environment of the data logging system, including potential temperature extremes and electromagnetic interference, and design the circuit to be robust under these conditions.

Implementing the ADC12038CIWM/NOPB in a temperature monitoring data logging system, or similar applications, requires careful attention to these design principles to achieve accurate and reliable analog-to-digital conversions.

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