AD7693

www.DataSheet4U.com Preliminary Technical Data FEATURES 16-Bit, +/-0.65 LSB INL, 500 kSPS PulSAR® Differential ADC in MSOP/QFN AD7693 APPLICATION DIAGRAM +2.5V TO +5V +5V 16-bit resolution with no missing codes Throughput: 500 kSPS INL: +/-0.25 LSB typical, ±0.65 LSB max (±10 ppm of FSR) Dynamic range: 96.5 dB typical @ 500 kSPS SINAD: 96 dB typical @ 1 kHz, REF = 5V THD: −120 dB typical @ 1 kHz. REF = 5V True differential analog input range: ±VREF 0 V to VREF with VREF up to VDD on both inputs No pipeline delay Single-supply 5 V operation with 1.8 V/2.5 V/3 V/5 V logic interface Serial interface SPI®/QSPI™/MICROWIRE™/DSP-compatible Daisy-chain multiple ADCs and busy indicator Power dissipation 4 mW @ 5 V/100 kSPS 40 μW @ 5 V/1 kSPS Standby current: 1 nA 10-lead package: MSOP (MSOP-8 size) and 3 mm × 3 mm QFN 1 (LFCSP) (SOT-23 size) Pin-for-pin compatible with the AD7687, AD7688 and 18-bit AD7690 and AD7691 IN+ ±10V, ±5V, ... IN– REF VDD VIO SDI SCK SDO GND CNV +1.8V TO VDD 3- OR 4-WIRE INTERFACE (SPI, DAISY CHAIN, CS) ADA4941-1 -001 AD7693 Figure 2. Table 1. MSOP, QFN1 (LFCSP)/SOT-23 14-/16-/18-Bit PulSAR ADC 100 kSPS 250 kSPS AD7691 AD7687 AD7685 AD7694 AD7942 400 kSPS to 500 kSPS AD7690 AD7688 AD7693 AD7686 ADC Driver ADA4941-1 ADA4841-x ADA4941-1 ADA4841-x ADA4841-x Type 18-Bit 16-Bit True Differential 16-Bit Pseudo Differential/ Unipolar 14-Bit 1 AD7684 AD7683 AD7680 AD7940 APPLICATIONS Battery-powered equipment Data acquisitions Seismic data acquisition sys...