ADS7822EB/2K5

Analog To Digital Converters (ADC) Overview

The ADS7822EB/2K5 is a 12-bit successive approximation analog-to-digital converter (ADC) manufactured by Texas Instruments. It features a sampling rate of 200 kSPS and operates with an analog supply voltage range of 2.7 V to 5.25 V. The device utilizes a 3-wire serial interface compatible with standard digital protocols. It is housed in an 8-pin VSSOP package and supports pseudo-differential or single-ended input configurations. Key performance metrics include a differential nonlinearity (DNL) of ±2 LSB, integral nonlinearity (INL) of ±2 LSB, and a signal-to-noise and distortion ratio (SINAD) of 71 dB. Power consumption is specified at 1.6 mW, with an operating temperature range from -40°C to +85°C.

Analog To Digital Converters (ADC) Feature Summary

• MicroPower operation enabled by low-voltage CMOS technology
• High-speed 200 kSPS sampling capability for dynamic applications
• Flexible input configuration supporting pseudo-differential and single-ended signals
• Standard 3-wire serial interface simplifies digital connectivity

Analog To Digital Converters (ADC) Applications

• Portable instrumentation systems requiring low power consumption
• Battery-powered data acquisition modules
• Industrial process control signal conditioning
• Medical equipment analog front-ends

Analog To Digital Converters (ADC) Procurement Notes

Verify the specific suffix 'EB/2K5' against the manufacturer's current datasheet to confirm package type and tape-and-reel quantity specifications. Ensure compatibility with required operating temperature ranges and voltage levels before integration. Cross-reference ordering information with authorized distributors to confirm availability and authenticity of the component.

Analog To Digital Converters (ADC) Selection Notes

Select this component when a balance between moderate speed (200 kSPS) and ultra-low power consumption is required. The 12-bit resolution suits general-purpose applications where high precision is not critical. Consider the external reference requirement and VSSOP packaging constraints during PCB layout design. Evaluate alternative models within the ADS7822 family if different sampling rates or pinouts are needed.

Analog To Digital Converters (ADC) Part Context

This part belongs to the ADS7822 family of micropower sampling ADCs from Texas Instruments. The family includes variants with different sampling rates and packages, such as the ADS7822E and ADS7822U. The 'EB' designation typically indicates the VSSOP-8 package variant, while '/2K5' denotes the reel quantity. This series is designed for applications demanding low power without sacrificing significant speed.

Analog To Digital Converters (ADC) Replacement Considerations

Direct substitutes within the same family include ADS7822E/2K5 and ADS7822EB/2K5 G4. Verify pinout compatibility and electrical specifications before substitution. Other TI ADCs like the ADS7825 may offer similar functionality but require circuit adjustments due to interface differences.