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