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AD4003

Analog Devices
Part Number AD4003
Manufacturer Analog Devices
Description Precision SAR Differential ADC
Published Mar 28, 2020
Detailed Description Data Sheet 18-Bit, 2 MSPS/1 MSPS/500 kSPS, Easy Drive, Differential SAR ADCs AD4003/AD4007/AD4011 FEATURES Easy Drive...
Datasheet PDF File AD4003 PDF File

AD4003
AD4003

Overview
Data Sheet 18-Bit, 2 MSPS/1 MSPS/500 kSPS, Easy Drive, Differential SAR ADCs AD4003/AD4007/AD4011 FEATURES Easy Drive Greatly reduced input kickback Input current reduced to 0.
5 μA/MSPS Enhanced acquisition phase, ≥79% of cycle time at 1 MSPS First conversion accurate, no latency or pipeline delay Input span compression for single-supply operation Fast conversion allows low SPI clock rates Input overvoltage clamp protection sinks up to 50 mA SPI-/QSPI-/MICROWIRE-/DSP-compatible serial interface High performance Differential analog input range: ±VREF, VREF from 2.
4 V to 5.
1 V Throughput: 2 MSPS/1 MSPS/500 kSPS options INL: ±1.
0 LSB (±3.
8 ppm) maximum Guaranteed 18-bit, no missing codes SNR: 100.
5 dB at fIN = 1 kHz, VREF = 5 V THD: −123 dB at fIN = 1 kHz, −100 dB at fIN = 100 kHz SINAD: 89 dB at fIN = 1 MHz (see Figure 17) Oversampled dynamic range 103.
5 dB for OSR = 2 130.
5 dB for OSR = 1024 Low power Single 1.
8 V supply operation with 1.
71 V to 5.
5 V logic interface 2.
4 mW at 500 kSPS (VDD only) 80 μW at 10 kSPS, 16 mW at 2 MSPS (total power) 10-lead packages: 3 mm × 3 mm LFCSP, 3 mm × 4.
90 mm MSOP Pin compatible with AD4000/AD4004/AD4008 family Guaranteed operation: −40°C to +125°C APPLICATIONS Automated test equipment Machine automation Medical equipment Battery-powered equipment Precision data acquisition systems Instrumentation and control systems FUNCTIONAL BLOCK DIAGRAM 2.
4V TO 5.
1V 10µF 1.
8V VREF VREF/2 0 VREF VREF/2 0 AD4003/ AD4007/ AD4011 REF VDD HIGH-Z MODE IN+ 18-BIT SAR IN– ADC CLAMP SPAN COMPRESSION TURBO MODE SERIAL INTERFACE STATUS BITS GND VIO 1.
8V TO 5V SDI SCK SDO 3-WIRE OR 4-WIRE SPI INTERFACE (DAISY CHAIN, CS) CNV Figure 1.
Rev.
D 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 su...


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