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AD7328 Datasheet(PDF) 3 Page - Analog Devices |
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AD7328 Datasheet(HTML) 3 Page - Analog Devices |
3 / 37 page AD7328 Data Sheet Rev. C | Page 2 of 36 TABLE OF CONTENTS Features .............................................................................................. 1 General Description......................................................................... 1 Functional Block Diagram .............................................................. 1 Product Highlights ........................................................................... 1 Revision History ............................................................................... 2 Specifications..................................................................................... 3 Timing Specifications .................................................................. 6 Absolute Maximum Ratings............................................................ 7 ESD Caution.................................................................................. 7 Pin Configuration and Function Descriptions............................. 8 Typical Performance Characteristics ............................................. 9 Terminology .................................................................................... 13 Theory of Operation ...................................................................... 15 Circuit Information.................................................................... 15 Converter Operation.................................................................. 15 Analog Input Structure.............................................................. 16 Typical Connection Diagram ................................................... 18 Analog Input ............................................................................... 18 Driver Amplifier Choice............................................................ 20 Registers........................................................................................... 21 Addressing Registers.................................................................. 21 Control Register.......................................................................... 22 Sequence Register....................................................................... 24 Range Registers........................................................................... 24 Sequencer Operation ..................................................................... 25 Reference ..................................................................................... 27 VDRIVE............................................................................................ 27 Temperature Indicator............................................................... 27 Modes of Operation ....................................................................... 28 Normal Mode (PM1 = PM0 = 0) ............................................. 28 Full Shutdown Mode (PM1 = PM0 = 1) ................................. 28 Autoshutdown Mode (PM1 = 1, PM0 = 0)............................. 29 Autostandby Mode (PM1 = 0, PM0 = 1) ................................ 29 Power vs. Throughput Rate....................................................... 30 Serial Interface ................................................................................ 31 Microprocessor Interfacing........................................................... 32 AD7328 to ADSP-21xx.............................................................. 32 AD7328 to ADSP-BF53x........................................................... 32 Applications Information .............................................................. 33 Layout and Grounding .............................................................. 33 Power Supply Configuration .................................................... 33 Outline Dimensions....................................................................... 34 Ordering Guide .......................................................................... 34 REVISION HISTORY 1/14—Rev. B to Rev. C Changes to Circuit Information Section and Table 6 ................ 15 Changes to Addressing Registers Section.................................... 21 Changes to Power Supply Configuration Section ...................... 33 Changes to Ordering Guide .......................................................... 34 2/10—Rev. A to Rev. B Change to Product Highlights Section .......................................... 1 Changes to DC Accuracy Parameter, Test Conditions/ Comments, Table 2....................................................................... 3 Changes to Normal Mode (Operational) ICC and IDRIVE Parameter and to Power Dissipation Normal Mode Parameter, Table 2 ........................................................................ 5 Changes to Table 14 and Table 15 ................................................ 32 Added Power Supply Configuration Section and Figure 56..... 33 Changes to Ordering Guide .......................................................... 34 6/06—Rev. 0 to Rev. A Changes to Table 1.............................................................................1 Changes to Specifications.................................................................3 Added Thermal Hysteresis to Terminology Section.................. 14 Change to Figure 42 ....................................................................... 20 Change to Control Register Section............................................. 23 10/05—Revision 0: Initial Version |
Similar Part No. - AD7328_15 |
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Similar Description - AD7328_15 |
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