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AD7981

Analog Devices
Part Number AD7981
Manufacturer Analog Devices
Description 600 kSPS PulSAR ADC
Published Oct 18, 2014
Detailed Description Data Sheet FEATURES Extreme high temperature operation Specified temperature range −55°C to +210°C (10-lead FLATPACK) −5...
Datasheet PDF File AD7981 PDF File

AD7981
AD7981

Overview
Data Sheet FEATURES Extreme high temperature operation Specified temperature range −55°C to +210°C (10-lead FLATPACK) −55°C to +175°C (10-lead MSOP) High performance Pseudo differential analog input range 0 V to VREF with VREF between 2.
4 V and 5.
1 V Throughput: 600 kSPS Zero latency architecture 16-bit resolution with no missing codes INL: ±2.
5 LSB maximum, DNL: ±0.
9 LSB maximum Dynamic range: 92 dB, VREF = 5 V SNR: 91 dB at fIN = 1 kHz, VREF = 5 V THD: −102 dB at fIN = 1 kHz, VREF = 5 V SINAD: 90.
5 dB at fIN = 1 kHz, VREF = 5 V Low power dissipation Single-supply 2.
5 V operation with 1.
8 V to 5 V logic interface 2.
25 mW typical at 600 kSPS (VDD only) 4.
65 mW typical at 600 kSPS (total) 75 µW typical at 10 kSPS Proprietary serial interface SPI-/QSPI-/MICROWIRE-/DSP-compatible Daisy-chain multiple ADCs and busy indicator Small footprint 10-lead, 3 mm × 3 mm, monometallic wire bonding MSOP 10-lead, 0.
255 inches × 0.
255 inches, monometallic wire bonding FLATPACK APPLICATIONS Oil and gas exploration Avionics Heavy industrial High temperature environments Scientific instrumentation 1 Protected by U.
S.
Patent 6,703,961.
Rev.
C Document Feedback Information furnished by Analog Devices is believed to be accurate and reliable.
However, no responsibility is assumed by Analog Devices for its use, nor for any infringements of patents or other rights of third parties that may result from its use.
Specifications subject to change without notice.
No license is granted by implication or otherwise under any patent or patent rights of Analog Devices.
Trademarks and registered trademarks are the property of their respective owners.
High Temperature, 16-Bit, 600 kSPS PulSAR ADC AD7981 TYPICAL APPLICATION CIRCUIT 2.
5V to 5.
0V 2.
5V 0V TO VREF REF VDD VIO SDI IN+ AD7981 SCK IN– SDO GND CNV 1.
8V TO 5.
0V 3- OR 4-WIRE INTERFACE (SPI, DAISY CHAIN, CS) 12479-001 Figure 1.
GENERAL DESCRIPTION The AD79811 is a 16-bit, successive approximation, PulSAR® analog-to-digital conv...


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