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AD7997BRUZ-13 Folha de dados(PDF) 2 Page - Analog Devices |
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AD7997BRUZ-13 Folha de dados(HTML) 2 Page - Analog Devices |
2 / 32 page AD7997/AD7998 Rev. 0 | Page 2 of 32 TABLE OF CONTENTS AD7997 Specifications..................................................................... 3 AD7998 Specifications..................................................................... 5 I2C Timing Specifications ................................................................ 7 Absolute Maximum Ratings............................................................ 9 ESD Caution.................................................................................. 9 Pin Configuration and Pin Function Descriptions.................... 10 Terminology .................................................................................... 11 Typical Performance Characteristics ........................................... 12 Circuit Information ........................................................................ 15 Converter Operation.................................................................. 15 Typical Connection Diagram ................................................... 16 Analog Input ............................................................................... 16 Internal Register Structure ............................................................ 18 Address Pointer Register ........................................................... 18 Configuration Register .............................................................. 19 Conversion Result Register ....................................................... 20 Limit Registers ............................................................................ 20 Alert Status Register (CH1 to CH4) ........................................ 21 Cycle Timer Register.................................................................. 22 Sample Delay and Bit Trial Delay............................................. 22 Serial Interface ................................................................................ 23 Serial Bus Address ...................................................................... 23 Writing to the AD7997/AD7998 .................................................. 24 Writing to the Address Pointer Register for a Subsequent Read.............................................................................................. 24 Writing a Single Byte of Data to the Alert Status Register or Cycle Register.............................................................................. 24 Writing Two Bytes of Data to a Limit, Hysteresis, or Configuration Register .............................................................. 24 Reading Data from the AD7997/AD7998................................... 26 ALERT/BUSY Pin .......................................................................... 27 SMBus ALERT ............................................................................ 27 BUSY ............................................................................................ 27 Placing the AD7997-1/AD7998-1 into High Speed Mode ... 27 The Address Select (AS) Pin ..................................................... 27 Modes of Operation ....................................................................... 28 Mode 1—Using the CONVST Pin ........................................... 28 Mode 2 – COMMAND MODE ............................................... 29 Mode 3—Automatic Cycle Interval Mode.............................. 30 Outline Dimensions ....................................................................... 31 Ordering Guide .......................................................................... 31 Related Parts in I2C-Compatible ADC Product Family........ 31 REVISION HISTORY 9/04—Revision 0: Initial Version |
Nº de peça semelhante - AD7997BRUZ-13 |
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Descrição semelhante - AD7997BRUZ-13 |
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