ADS7844E
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- Mfr.Part #
- ADS7844E
- Manufacturer
- Texas Instruments
- Package / Case
- 20-SSOP (0.154, 3.90mm Width)
- Datasheet
- Download
- Description
- IC ADC 12BIT SAR 20SSOP
- Stock
- 3,361
- In Stock ：
- 3,361
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- Manufacturer :
- Texas Instruments
- Product Category :
- Analog to Digital Converters (ADC)
- Differential Nonlinearity :
- 0.8 LSB
- Lead Free :
- Lead Free
- Polarity :
- Unipolar
- Number of Pins :
- 20
- Terminal Pitch :
- 0.635mm
- Ratio - S/H:ADC :
- 1:1
- Operating Temperature :
- -40°C~85°C
- JESD-609 Code :
- e4
- Supply Voltage :
- 2.7V
- Pin Count :
- 20
- Min Supply Voltage (DC) :
- 2.7V
- Height :
- 1.75mm
- Pbfree Code :
- yes
- Max Supply Voltage :
- 5.25V
- Width :
- 3.9mm
- Number of Bits :
- 12
- Number of Elements :
- 1
- RoHS Status :
- ROHS3 Compliant
- Output Bit Code :
- BINARY
- Number of Analog In Channels :
- 8
- Integral Nonlinearity (INL) :
- 2 LSB
- Supply Type :
- Single
- Min Supply Voltage :
- 2.7V
- Converter Type :
- ADC, SUCCESSIVE APPROXIMATION
- Number of Inputs :
- 4, 8
- Length :
- 8.65mm
- Resolution :
- 1.5 B
- Terminal Position :
- Dual
- Architecture :
- SAR
- Sample and Hold / Track and Hold :
- SAMPLE
- Mounting Type :
- Surface Mount
- Peak Reflow Temperature (Cel) :
- 260
- Interface :
- Serial
- REACH SVHC :
- No SVHC
- Surface Mount :
- yes
- Voltage - Supply, Digital :
- 2.7V~3.6V 5V
- Number of Functions :
- 1
- Base Part Number :
- ADS7844
- Number of Terminations :
- 20
- Number of Channels :
- 8
- ECCN Code :
- EAR99
- Sampling Rate (Per Second) :
- 200k
- Conversion Rate :
- 200 ksps
- Reference Type :
- External
- Nominal Supply Current :
- 550μA
- Spurious-free dynamic range (SFDR) :
- 76 dB
- Configuration :
- MUX-S/H-ADC
- Moisture Sensitivity Level (MSL) :
- 2 (1 Year)
- Contact Plating :
- Gold
- Max Supply Voltage (DC) :
- 5.25V
- Input Type :
- Differential, Single Ended
- Signal to Noise Ratio (SNR) :
- 72 dB
- Voltage - Supply, Analog :
- 2.7V~3.6V 5V
- Max Power Dissipation :
- 4.5mW
- Data Interface :
- SPI
- Package / Case :
- 20-SSOP (0.154, 3.90mm Width)
- Operating Supply Voltage :
- 5V
- Power Dissipation :
- 4.5mW
- Sampling Rate :
- 200 ksps
- Thickness :
- 1.5mm
- Terminal Form :
- Gull wing
- Radiation Hardening :
- No
- Packaging :
- Tube
- Factory Lead Time :
- 6 Weeks
- Lifecycle Status :
- ACTIVE (Last Updated: 3 days ago)
- Datasheets
- ADS7844E
Analog to Digital Converters (ADC) Texas Instruments ADS7844E Overview
The ADS7844E by Texas Instruments is a premier 12-bit SAR ADC, providing robust precision in a compact 20-SSOP package. Designed for demanding applications requiring high-speed, low-power consumption, this Analog to Digital Converter is a cornerstone in the development of complex digital systems. It utilizes a capacitive successive approximation register (SAR) architecture, ensuring reliable data acquisition with superior accuracy. The Analog to Digital Converters (ADC) Texas Instruments ADS7844E excels in environments where precise data conversion is paramount, offering an optimal balance between speed and power efficiency to facilitate large-scale deployments in commercial and industrial settings.
ADS7844E Features
The ADS7844E features include its small form factor, which simplifies integration into existing designs without compromising board space. Key characteristics encompass a 12-bit resolution, a sampling rate of up to 200ksps, low power operation with a typical consumption of only 2.0mW, and a wide input voltage range. The device supports up to 8 analog inputs, which can be configured as single-ended or differential pairs, enhancing the flexibility and applicability of the ADC in various scenarios.
ADS7844E Applications
- Medical Devices: In medical monitoring systems, the ADS7844E ensures accurate tracking of vital signs by converting analog signals from sensors into readable digital outputs.
- Industrial Automation: This ADC is utilized in factory automation equipment for precise control and monitoring, ensuring efficiency and reliability in harsh industrial conditions.
- Data Acquisition Systems: Ideal for multi-channel data logging, the ADS7844E facilitates detailed and extensive monitoring in scientific research and environmental assessments.
- Consumer Electronics: Employed in devices such as digital cameras and personal audio systems, where accurate ADC is crucial for high-fidelity output.
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