ADS7842E
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- Mfr.Part #
- ADS7842E
- Manufacturer
- Texas Instruments
- Package / Case
- 28-SSOP (0.209, 5.30mm Width)
- Datasheet
- Download
- Description
- IC ADC 12BIT SAR 28SSOP
- Stock
- 100
- In Stock ：
- 100
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- Manufacturer :
- Texas Instruments
- Product Category :
- Analog to Digital Converters (ADC)
- Differential Nonlinearity :
- 0.8 LSB
- Nominal Supply Current :
- 550μA
- Architecture :
- SAR
- Number of Pins :
- 28
- Height :
- 2mm
- Operating Temperature :
- -40°C~85°C
- Integral Nonlinearity (INL) :
- 1 LSB
- Feature :
- Selectable Address
- Packaging :
- Tube
- ECCN Code :
- EAR99
- Terminal Form :
- Gull wing
- Width :
- 5.3mm
- Min Supply Voltage :
- 2.7V
- Sampling Rate :
- 200 ksps
- Surface Mount :
- yes
- Supply Voltage :
- 5V
- Converter Type :
- ADC, SUCCESSIVE APPROXIMATION
- Input Type :
- Single Ended
- Data Interface :
- Parallel
- Polarity :
- Unipolar
- Pin Count :
- 28
- Sample and Hold / Track and Hold :
- SAMPLE
- Number of Terminations :
- 28
- Supply Type :
- Analog, Digital, Single
- Resolution :
- 1.5 B
- Configuration :
- MUX-S/H-ADC
- RoHS Status :
- ROHS3 Compliant
- Terminal Pitch :
- 0.65mm
- Max Power Dissipation :
- 4.5mW
- Number of Channels :
- 4
- Pbfree Code :
- yes
- Number of Bits :
- 12
- Lifecycle Status :
- ACTIVE (Last Updated: 3 days ago)
- Operating Supply Voltage :
- 5V
- Factory Lead Time :
- 16 Weeks
- Voltage - Supply, Analog :
- 2.7V~3.6V 5V
- Voltage - Supply, Digital :
- 2.7V~3.6V 5V
- Mounting Type :
- Surface Mount
- Contact Plating :
- Gold
- Base Part Number :
- ADS7842
- Sampling Rate (Per Second) :
- 200k
- Thickness :
- 1.95mm
- REACH SVHC :
- No SVHC
- Min Supply Voltage (DC) :
- 4.75V
- Lead Free :
- Lead Free
- Power Dissipation :
- 4.5mW
- Number of Functions :
- 1
- Max Supply Voltage :
- 5.25V
- Output Bit Code :
- BINARY
- Max Supply Voltage (DC) :
- 5.25V
- Number of A/D Converters :
- 1
- Peak Reflow Temperature (Cel) :
- 260
- JESD-609 Code :
- e4
- Length :
- 10.2mm
- Moisture Sensitivity Level (MSL) :
- 2 (1 Year)
- Conversion Rate :
- 200 ksps
- Terminal Position :
- Dual
- Ratio - S/H:ADC :
- 1:1
- Number of Elements :
- 1
- Radiation Hardening :
- No
- Number of Analog In Channels :
- 4
- Reference Type :
- External
- Package / Case :
- 28-SSOP (0.209, 5.30mm Width)
- Signal to Noise Ratio (SNR) :
- 72 dB
- Spurious-free dynamic range (SFDR) :
- 79 dB
- Datasheets
- ADS7842E
Analog to Digital Converters (ADC) Texas Instruments ADS7842E Overview
The Texas Instruments ADS7842E is a high-performance, 12-bit analog to digital converter (ADC) designed for precision data acquisition and signal processing. This ADC utilizes a successive approximation register (SAR) architecture to achieve excellent accuracy and reliability. The ADS7842E is packaged in a compact 28-pin SSOP, making it ideal for space-sensitive applications where high-resolution analog-to-digital conversion is critical. This product caters to a broad range of applications, from industrial automation to medical devices, where precise and reliable data conversion is paramount. The integration of the ADS7842E into your systems ensures minimal power consumption while maintaining a high speed of operation, crucial for both portable and fixed electronics systems.
ADS7842E Features
The ADS7842E ADC by Texas Instruments offers several notable features that make it a standout choice for designers and engineers. Key features include a dual-channel configuration, allowing simultaneous sampling on two channels, which enhances the efficiency of data acquisition. The device operates over a wide power supply range, from 2.7V to 5.25V, providing flexibility in various hardware environments. Additionally, the ADS7842E features low power consumption and includes an internal 2.5V reference, although an external reference can also be used for enhanced flexibility and precision.
ADS7842E Applications
- Medical Imaging Systems: In applications such as ultrasound and MRI, the ADS7842E provides accurate and rapid conversion of analog signals from medical imaging sensors to digital data, facilitating high-resolution images necessary for diagnostics.
- Industrial Automation: The ADS7842E is used in control systems for monitoring and controlling machines on production lines. Its precision ADC capabilities ensure accurate readings of environmental and machine status sensors, critical for process optimization and safety.
- Data Acquisition Systems: Ideal for multi-channel data logging, the ADS7842E captures analog inputs from various sensors in scientific experiments and industrial settings, converting them into digital data for analysis and record keeping.
- Portable Battery-Powered Devices: Due to its low power consumption, the ADS7842E is particularly suited for handheld and portable devices where power efficiency is crucial, such as in field testing equipment and portable instrumentation.
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