
Allicdata Part #: | ADS1212U-ND |
Manufacturer Part#: |
ADS1212U |
Price: | $ 0.00 |
Product Category: | Integrated Circuits (ICs) |
Manufacturer: | Texas Instruments |
Short Description: | IC 22-BIT DELTA-SIGMA A/D 18SOIC |
More Detail: | 22 Bit Analog to Digital Converter 1 Input 1 Sigma... |
DataSheet: | ![]() |
Quantity: | 483 |
Number of A/D Converters: | 1 |
Base Part Number: | ADS1212 |
Supplier Device Package: | 18-SOIC |
Package / Case: | 18-SOIC (0.295", 7.50mm Width) |
Operating Temperature: | -40°C ~ 85°C |
Features: | PGA |
Voltage - Supply, Digital: | 5V |
Voltage - Supply, Analog: | 5V |
Reference Type: | External, Internal |
Architecture: | Sigma-Delta |
Series: | -- |
Ratio - S/H:ADC: | -- |
Configuration: | PGA-ADC |
Data Interface: | SPI |
Input Type: | Differential |
Number of Inputs: | 1 |
Sampling Rate (Per Second): | 6.25k |
Number of Bits: | 22 |
Part Status: | Active |
Packaging: | Tube |
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Data Acquisition - Analog to Digital Converters (ADC) enables us to digitally measure, represent, and manipulate analog signals. ADC accepts a continuous analog input, and converts it into a discrete digital output. The ADS1212U is a data acquisition device, capable of performing 12-bit conversion. It has simple one-chip architecture and a high throughput rate. It is ideal for applications that require high-level precision and accuracy.
ADS1212U application field
The ADS1212U can be used in many different types of electronic applications. It is suitable for precision data acquisition and measurement due to its high resolution. With its 12-bit resolution, it enables us to measure small changes in analog signals and determine the underlying trends. It can be used in medical devices, industrial instrumentation and control systems, scientific research applications, automotive testing and control, process control, and audio/video processes.
The device is especially useful for applications where precise data conversion accuracy is required. It is highly reliable and has low power consumption, making it ideal for battery-powered applications. Its high sampling rate makes it suitable for audio-related applications; it can measure the frequency of the analog signal and convert it into a digital signal that can be fed into other equipment.
ADS1212U working principle
The ADS1212U is composed of two internal ADCs and associated circuitry. One ADC converts the analog input to a digital output, while the other ADC shifts the output to the right by 4 bits, allowing for a 12-bit resolution.
The device features an internal reference voltage, which can be tuned to the application\'s specific requirements. This ensures that the device can measure small changes in analog voltage accurately. The reference voltage is used to adjust the threshold levels of the device, setting a specific interval over which the analog input must fall for conversion to take place.
The ADS1212U also has an internal oscillator used for precise timing relationship between the conversion and shifting cycles. This oscillator is used to precisely control the timing of the conversion cycles, allowing for accurate conversion of the analog signal.
The device also features well-designed input circuitry to provide immunity to external interference. This ensures that the signal received is clean and free from noise or other external factors. The input signal is fed through a filter to ensure that it is free from noise before it is converted.
The device has an output stage which converts the digital signal back to analog and is used to further refine the signal when required. This ensures that the output is of the best possible quality.
The ADS1212U provides the user with a powerful tool for the accurate and reliable measurement of analog signals with its 12-bit resolution. Its low power consumption and high reliability make it ideal for an array of applications. Its simple one-chip architecture and high throughput rate make it an attractive solution for differing data acquisition needs.
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