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