ChipApex | Global Electronic Components Supplier
SEARCH
Search Product
Search Post
— IC芯片 | 连接器 | 传感器 | 被动器件 —
Consult the customer manager about the wholesale price.
consultation hotline：86-132-6715-2157
email：[email protected]
Contact the product manager for consultation. One-stop consultation is available.
Do you want a lower wholesale price? Please send us your inquiry and we will reply immediately.
Product Detailed Parameters
- Description：IC ADC 22BIT SIGMA-DELTA 24SOIC
- Series：-
- Mfr：Texas Instruments
- Package：Bulk,Tube
- Number of Bits：22
- Sampling Rate (Per Second)：6.25k
- Number of Inputs：4
- Input Type：Differential
- Data Interface：SPI
- Configuration：MUX-PGA-ADC
- Ratio - S/H:ADC：-
- Number of A/D Converters：1
- Architecture：Sigma-Delta
- Reference Type：External, Internal
- Voltage - Supply, Analog：5V
- Voltage - Supply, Digital：5V
- Features：PGA
- Operating Temperature：-40°C ~ 85°C
- Package / Case：24-SOIC (0.295", 7.50mm Width)
- Supplier Device Package：24-SOIC
- Mounting Type：Surface Mount
- Grade：-
- Qualification：-
Download product information
Overview
The Texas Instruments ADS1213U is a 22-bit analog-to-digital converter utilizing sigma-delta architecture. It features four differential inputs and an integrated programmable gain amplifier. The device operates on a single 5V supply with a maximum data rate of 6.25 kSPS. Communication is handled via a standard SPI-compatible serial interface. It is housed in a 24-pin SOIC package and supports an operating temperature range from -40°C to +85°C.
Feature Summary
- Integrates a low-noise chopper-stabilized instrumentation amplifier for high-precision signal conditioning.
- Includes a flexible multiplexer supporting multiple differential or single-ended input configurations.
- Features an internal clock source to simplify system design and reduce external component count.
Applications
- Industrial process control systems requiring high-resolution measurement.
- Weigh scales and load cell interfaces.
- Medical equipment such as ECG and blood pressure monitors.
- Portable battery-powered instrumentation.
Procurement Notes
Verify the specific suffix against the manufacturer's current datasheet to confirm pinout and electrical characteristics. Check for product change notifications regarding obsolescence or material composition updates. Ensure the supplier provides valid traceability documentation for quality assurance purposes.
Selection Notes
Select this component when 22-bit resolution and low noise are critical requirements. Compare performance metrics against the ADS1212 if fewer channels are needed. Consider the ADS1211 if higher speed is required at the expense of resolution. Evaluate power consumption constraints relative to the 5V supply requirement.
Part Context
This part belongs to the ADS121x family of precision ADCs from Texas Instruments. It shares architectural similarities with the ADS1210, ADS1211, and ADS1212, differing primarily in resolution and channel count. The U suffix indicates a plastic small-outline package suitable for surface-mount assembly.
Replacement Considerations
Direct substitutes include the ADS1212U for reduced channel counts or the ADS1211U for higher speed applications. Verify pin compatibility and software register settings before swapping within the ADS121x family.
