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ADS8515IDBR Datasheet(PDF) 5 Page - Texas Instruments |
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ADS8515IDBR Datasheet(HTML) 5 Page - Texas Instruments |
5 / 22 page www.ti.com DEVICE INFORMATION VDIG VANA BUSY CS R/C BYTE D0 (LSB) D1 D2 D3 D4 D5 D6 D7 VIN AGND1 REF CAP AGND2 D15 (MSB) D14 D13 D12 D11 D10 D9 D8 DGND 1 2 3 4 5 6 7 8 9 10 11 12 13 14 28 27 26 25 24 23 22 21 20 19 18 17 16 15 ADS8515 SLAS460A – JUNE 2007 – REVISED NOVEMBER 2007 DB PACKAGE (TOP VIEW) Terminal Functions TERMINAL DIGITAL DESCRIPTION NAME SSOP I/O NO. AGND1 2 Analog ground. Used internally as ground reference point. AGND2 5 Analog ground. BUSY 26 O At the start of a conversion, BUSY goes low and stays low until the conversion is completed and the digital outputs have been updated. BYTE 23 I Selects 8 most significant bits (low) or 8 least significant bits (high). CAP 4 Reference buffer capacitor. 2.2- µF tantalum capacitor to ground. CS 25 I Internally ORed with R/C. If R/C low, a falling edge on CS initiates a new conversion. DGND 14 Digital ground. D15 (MSB) 6 O Data bit 15. Most significant bit (MSB) of conversion results. Hi-Z state when CS is high, or when R/C is low. D14 7 O Data bit 14. Hi-Z state when CS is high, or when R/C is low. D13 8 O Data bit 13. Hi-Z state when CS is high, or when R/C is low. D12 9 O Data bit 12. Hi-Z state when CS is high, or when R/C is low. D11 10 O Data bit 11. Hi-Z state when CS is high, or when R/C is low. D10 11 O Data bit 10. Hi-Z state when CS is high, or when R/C is low. D9 12 O Data bit 9. Hi-Z state when CS is high, or when R/C is low. D8 13 O Data bit 8. Hi-Z state when CS is high, or when R/C is low. D7 15 O Data bit 7. Hi-Z state when CS is high, or when R/C is low. D6 16 O Data bit 6. Hi-Z state when CS is high, or when R/C is low. D5 17 O Data bit 5. Hi-Z state when CS is high, or when R/C is low. D4 18 O Data bit 4. Hi-Z state when CS is high, or when R/C is low. D3 19 O Data bit 3. Hi-Z state when CS is high, or when R/C is low. D2 20 O Data bit 2. Hi-Z state when CS is high, or when R/C is low. D1 21 O Data bit 1. Hi-Z state when CS is high, or when R/C is low. Copyright © 2007, Texas Instruments Incorporated Submit Documentation Feedback 5 Product Folder Link(s): ADS8515 |
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