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ADS8509IBDW Arkusz danych(PDF) 1 Page - Texas Instruments |
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ADS8509IBDW Arkusz danych(HTML) 1 Page - Texas Instruments |
1 / 32 page Successive Approximation Register Clock Comparator CS CDAC Buffer REF CAP R1IN 10 k Ω 4.9 k Ω Internal +2.5 V Ref 4 k Ω Serial Data Out & Control BUSY DATACLK DATA 2.5 k Ω 9.8 k Ω R2IN R3IN EXT/INT R/C SB/BTC PWRD ADS8509 www.ti.com SLAS324C – OCTOBER 2004 – REVISED APRIL 2010 16-BIT 250-KSPS SERIAL CMOS SAMPLING ANALOG-TO-DIGITAL CONVERTER Check for Samples: ADS8509 1 FEATURES DESCRIPTION 2 • 250-kHz Sampling Rate The ADS8509 is a complete 16-bit sampling analog-to-digital (A/D) converter using state-of-the-art • 4-V, 5-V, 10-V, ±3.33-V, ±5-V, and ±10-V Input CMOS structures. It contains a complete 16-bit, Ranges capacitor-based, successive approximation register • ±2 LSB Max INL (SAR) A/D converter with sample-and-hold, • ±1 LSB Max DNL, 16-Bit No Missing Codes reference, clock, and a serial data interface. Data can be output using the internal clock or can be • SPI Compatible Serial Output with Daisy-Chain synchronized to an external data clock. The ADS8509 (TAG) Feature also provides an output synchronization pulse for • Single 5-V Supply ease of use with standard DSP processors. • Pin-Compatible with ADS7809 (Low Speed) The ADS8509 is specified at a 250-kHz sampling rate and 12-Bit ADS8508/7808 over the full temperature range. Precision resistors • Uses Internal or External Reference provide various input ranges including ±10 V and 0 V • 70-mW Typ Power Dissipation at 250 KSPS to 5 V, while the innovative design allows operation from a single +5-V supply with power dissipation • 20-Pin SO and 28-Pin SSOP Packages under 100 mW. • Simple DSP Interface The ADS8509 is available in 20-pin SO and 28-pin SSOP packages, both fully specified for operation APPLICATIONS over the industrial -40°C to 85°C temperature range. • Industrial Process Control • Data Acquisition Systems • Digital Signal Processing • Medical Equipment • Instrumentation 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 All trademarks are the property of their respective owners. PRODUCTION DATA information is current as of publication date. Copyright © 2004–2010, 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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