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ADS8517IBDWR Datasheet(PDF) 1 Page - Texas Instruments |
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ADS8517IBDWR Datasheet(HTML) 1 Page - Texas Instruments |
1 / 34 page ADS8517 ADS8517 1 FEATURES APPLICATIONS DESCRIPTION SuccessiveApproximationRegister(SAR) Comparator CDAC Ref Buffer BUF ADC REF REF CAP R1 IN 40kW 20kW 2.5-V InternalReference 6kW Parallel and Serial DataOut and Control Clock 40kW 10kW R2 IN REFD Parallel Data PWRD BYTE BUSY CS R/C SB/BTC TAG SDATA DATACLK EXT/INT ADS8517 www.ti.com.......................................................................................................................................................................................... SLAS527 – SEPTEMBER 2008 16-Bit, 200-kSPS, Low-Power, Sampling ANALOG-TO-DIGITAL CONVERTER with Internal Reference and Parallel/Serial Interface • Portable Test Equipment 23 • 200-kHz Minimum Sampling Rate • USB Data Acquisition Module • 4-V, 5-V, and ±10-V Input Ranges with • Medical Equipment High-Impedance Input • Industrial Process Control • ±1.5 LSB Max INL • Digital Signal Processing • +1.5/–1 LSB Max/Min DNL, 16 Bits NMC • Instrumentation • ±2-mV Max BPZ, ±0.6 ppm/°C BPZ Drift • ±2-mV Max UPZ, ±0.15 ppm/°C UPZ Drift • 88.8-dB SINAD with 10-kHz Input The ADS8517 is a complete low-power, single 5-V • SPI™-Compatible Serial Output With supply, 16-bit sampling analog-to-digital (A/D) Daisy-Chain (TAG), SPI Master/Slave Feature converter. It contains a complete, 16-bit, • Full Parallel Interface capacitor-based, successive approximation register (SAR) A/D converter with sample-and-hold, clock, • Binary Twos Complement or Straight Binary reference, and data interface. The converter can be Output Code Formats configured for a variety of input ranges including ±10 • Single 4.5-V to 5.5-V Analog Supply, 1.65-V to V, 4 V, and 5 V. For most input ranges, the input 5.5-V Interface Supply voltage can swing to 25 V or –25 V without damage to the device. • Uses Internal 2.5-V or External Reference • No External Precision Resistors Required An SPI-compatible serial interface allows data to be synchronized to an internal or external clock. A full • Low Power Dissipation (ADC+REF+BUF): parallel interface using the selectable BYTE pin is – 47 mW Typ, 60 mW Max at 200 kSPS also provided to allow the maximum system design • 50-µW Max Power-Down Mode flexibility. The ADS8517 is specified at a 200-kHz sampling rate over the industrial –40°C to +85°C • Pin-Compatible with 16-Bit ADS7807 and temperature range. ADS8507, and 12-Bit ADS7806 and ADS8506 • SO-28 Package (TSSOP-28 Available Q2, 2009) 1 Please be aware that an important notice concerning availability, standard warranty, and use in critical applications of Texas Instruments semiconductor products and disclaimers thereto appears at the end of this data sheet. 2 SPI is a trademark of Motorola, Inc. 3 All other trademarks are the property of their respective owners. PRODUCTION DATA information is current as of publication date. Copyright © 2008, Texas Instruments Incorporated Products conform to specifications per the terms of the Texas Instruments standard warranty. Production processing does not necessarily include testing of all parameters. |
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