ADS7842E/1K
- Mfr.Part #
- ADS7842E/1K
- Manufacturer
- Texas Instruments
- Package / Case
- 28-SSOP (0.209, 5.30mm Width)
- Datasheet
- Download
- Description
- IC ADC 12BIT SAR 28SSOP
- Stock
- 166
- In Stock :
- 166
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- Manufacturer :
- Texas Instruments
- Product Category :
- Analog to Digital Converters (ADC)
- Number of Terminations :
- 28
- Thickness :
- 1.95mm
- Input Type :
- Single Ended
- Pbfree Code :
- yes
- Spurious-free dynamic range (SFDR) :
- 79 dB
- Peak Reflow Temperature (Cel) :
- 260
- Min Supply Voltage :
- 2.7V
- Voltage - Supply, Digital :
- 2.7V~3.6V 5V
- Terminal Position :
- Dual
- Integral Nonlinearity (INL) :
- 2 LSB
- Package / Case :
- 28-SSOP (0.209, 5.30mm Width)
- Configuration :
- MUX-S/H-ADC
- Power Dissipation :
- 4.5mW
- Number of Pins :
- 28
- Reference Type :
- External
- Operating Supply Voltage :
- 5V
- Max Supply Voltage (DC) :
- 5.25V
- Mounting Type :
- Surface Mount
- Lead Free :
- Lead Free
- Polarity :
- Unipolar
- Height :
- 2mm
- Conversion Rate :
- 200 ksps
- Voltage - Supply, Analog :
- 2.7V~3.6V 5V
- Base Part Number :
- ADS7842
- Converter Type :
- ADC, SUCCESSIVE APPROXIMATION
- Length :
- 10.2mm
- JESD-609 Code :
- e4
- ECCN Code :
- EAR99
- Differential Nonlinearity :
- 0.8 LSB
- Packaging :
- Tape and Reel (TR)
- Min Supply Voltage (DC) :
- 2.7V
- Sampling Rate :
- 200 ksps
- Radiation Hardening :
- No
- Signal to Noise Ratio (SNR) :
- 72 dB
- Architecture :
- SAR
- Contact Plating :
- Gold
- Nominal Supply Current :
- 550μA
- Pin Count :
- 28
- Number of Elements :
- 1
- Data Interface :
- Parallel
- Max Power Dissipation :
- 4.5mW
- Terminal Form :
- Gull wing
- Moisture Sensitivity Level (MSL) :
- 2 (1 Year)
- Resolution :
- 1.5 B
- Surface Mount :
- yes
- Lifecycle Status :
- ACTIVE (Last Updated: 3 days ago)
- Feature :
- Selectable Address
- Supply Type :
- Single
- Output Bit Code :
- BINARY
- Width :
- 5.3mm
- RoHS Status :
- ROHS3 Compliant
- Number of A/D Converters :
- 1
- Supply Voltage :
- 5V
- Number of Bits :
- 12
- Number of Analog In Channels :
- 4
- Sampling Rate (Per Second) :
- 200k
- Max Supply Voltage :
- 5.25V
- Ratio - S/H:ADC :
- 1:1
- Operating Temperature :
- -40°C~85°C
- Number of Channels :
- 4
- Factory Lead Time :
- 6 Weeks
- Terminal Pitch :
- 0.65mm
- Sample and Hold / Track and Hold :
- SAMPLE
- Number of Functions :
- 1
- Datasheets
- ADS7842E/1K

Analog to Digital Converters (ADC) Texas Instruments ADS7842E/1K Overview
The Analog to Digital Converters (ADC) Texas Instruments ADS7842E/1K is a precision 12-bit successive approximation register (SAR) analog-to-digital converter that offers outstanding performance and flexibility for a wide range of applications. Designed to operate with a single power supply ranging from 2.7V to 5.25V, this IC ensures high accuracy and low power consumption. Its compact 28-SSOP package allows for integration in space-constrained applications, while its advanced features enable reliable digital signal processing. This ADC is ideal for industries requiring precise data acquisition and real-time processing, making it a top choice for engineers and developers seeking robust, high-performance components.
ADS7842E/1K Features
The ADS7842E/1K by Texas Instruments stands out with its robust feature set, which includes a high-resolution 12-bit analog-to-digital conversion, four single-ended input channels, and a dual-mode operation that allows for both single-ended and differential inputs. The device also features a low power consumption of only 0.75mW at a 200kHz sampling rate under a 5V supply. Additionally, it supports a high-speed SPI-compatible serial interface, making it highly adaptable to various digital systems. Its internal 2.5V reference enhances accuracy, although it can also operate with an external reference to accommodate specific application needs.
ADS7842E/1K Applications
- Medical Devices: Utilized in patient monitoring systems, the ADS7842E/1K helps in the precise measurement of physiological signals, which are crucial for accurate diagnosis and monitoring.
- Industrial Automation: This ADC is instrumental in process control systems, where accurate sensor data conversion is essential for maintaining operational efficiency and safety.
- Consumer Electronics: In applications like touch screens and handheld devices, the ADS7842E/1K provides fast and accurate digital conversion of analog inputs, enhancing user interface responsiveness.
- Data Acquisition Systems: Ideal for use in data loggers and weather stations where precise and reliable data capture is necessary to ensure the integrity of information and forecasts.
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