Datasheet AD7329 (Analog Devices) - 3
| Fabricante | Analog Devices |
| Descripción | 1 MSPS , 8-Channel, Software Selectable True Bipolar Input, 12-Bit Plus Sign A/D Converter |
| Páginas / Página | 39 / 3 — AD7329. Data Sheet. TABLE OF CONTENTS. REVISION HISTORY. 12/14—Rev. B to … |
| Revisión | C |
| Formato / tamaño de archivo | PDF / 857 Kb |
| Idioma del documento | Inglés |
AD7329. Data Sheet. TABLE OF CONTENTS. REVISION HISTORY. 12/14—Rev. B to Rev. C. 2/10—Rev. 0 to Rev. A. 1/14—Rev. A to Rev. B
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AD7329 Data Sheet TABLE OF CONTENTS
Features .. 1 Addressing Registers .. 25 Functional Block Diagram .. 1 Control Register ... 26 General Description ... 1 Sequence Register ... 28 Product Highlights ... 1 Range Registers ... 28 Revision History ... 2 Sequencer Operation ... 29 Specifications ... 3 Reference ... 31 Timing Specifications .. 7 VDRIVE .. 31 Absolute Maximum Ratings .. 8 Temperature Indicator ... 31 ESD Caution .. 8 Modes of Operation ... 32 Pin Configuration and Function Descriptions ... 9 Normal Mode (PM1 = PM0 = 0) ... 32 Typical Performance Characteristics ... 11 Full Shutdown Mode (PM1 = PM0 = 1) ... 32 Terminology .. 15 Autoshutdown Mode (PM1 = 1, PM0 = 0) ... 33 Theory of Operation .. 17 Autostandby Mode (PM1 = 0, PM0 =1) ... 33 Circuit Information .. 17 Power vs. Throughput Rate ... 34 Converter Operation .. 17 Serial Interface .. 35 Output Coding .. 18 Microprocessor Interfacing ... 36 Transfer Functions.. 18 AD7329 to ADSP-21xx .. 36 Analog Input Structure .. 18 AD7329 to ADSP-BF53x ... 36 Track-and-Hold Section .. 19 Applications Information .. 37 Typical Connection Diagram ... 20 Layout and Grounding .. 37 Analog Input ... 20 Power Supply Configuration .. 37 Driver Amplifier Choice .. 23 Outline Dimensions ... 38 Registers ... 25 Ordering Guide .. 38
REVISION HISTORY 12/14—Rev. B to Rev. C 2/10—Rev. 0 to Rev. A
Change to Specifications Section .. 3 Changes to DC Accuracy Parameter, Test Conditions/ Change to Timing Specifications Section .. 7 Comments, Table 2 .. 4 Changes to Table 5 .. 10 Change to Normal Mode (Operational) ICC and IDRIVE Changes to Pseudo Differential Inputs Section .. 22 Parameter and to Power Dissipation Normal Mode Parameter, Table 2 ... 6
1/14—Rev. A to Rev. B
Changes to Table 16 and Table 17 .. 36 Changes to Circuit Information Section and Table 6 .. 17 Added Applications Information Section, Figure 60, Changes to Addressing Registers Section .. 25 and Table 18 .. 37 Changes to Power Supply Configuration Section .. 37 Changes to Ordering Guide .. 38 Changes to Ordering Guide .. 38
4/06—Revision 0: Initial Version
Rev. C | Page 2 of 38 Document Outline FEATURES FUNCTIONAL BLOCK DIAGRAM GENERAL DESCRIPTION PRODUCT HIGHLIGHTS TABLE OF CONTENTS REVISION HISTORY SPECIFICATIONS TIMING SPECIFICATIONS ABSOLUTE MAXIMUM RATINGS ESD CAUTION PIN CONFIGURATION AND FUNCTION DESCRIPTIONS TYPICAL PERFORMANCE CHARACTERISTICS TERMINOLOGY THEORY OF OPERATION CIRCUIT INFORMATION CONVERTER OPERATION OUTPUT CODING TRANSFER FUNCTIONS ANALOG INPUT STRUCTURE TRACK-AND-HOLD SECTION TYPICAL CONNECTION DIAGRAM ANALOG INPUT Single-Ended Inputs True Differential Mode Pseudo Differential Inputs DRIVER AMPLIFIER CHOICE REGISTERS ADDRESSING REGISTERS CONTROL REGISTER SEQUENCE REGISTER RANGE REGISTERS SEQUENCER OPERATION REFERENCE VDRIVE TEMPERATURE INDICATOR MODES OF OPERATION NORMAL MODE(PM1 = PM0 = 0) FULL SHUTDOWN MODE(PM1 = PM0 = 1) AUTOSHUTDOWN MODE(PM1 = 1, PM0 = 0) AUTOSTANDBY MODE(PM1 = 0, PM0 =1) POWER VS. THROUGHPUT RATE SERIAL INTERFACE MICROPROCESSOR INTERFACING AD7329 TO ADSP-21xx AD7329 TO ADSP-BF53x APPLICATIONS INFORMATION LAYOUT AND GROUNDING POWER SUPPLY CONFIGURATION OUTLINE DIMENSIONS ORDERING GUIDE
AD7329 Data Sheet TABLE OF CONTENTS
Features .. 1 Addressing Registers .. 25 Functional Block Diagram .. 1 Control Register ... 26 General Description ... 1 Sequence Register ... 28 Product Highlights ... 1 Range Registers ... 28 Revision History ... 2 Sequencer Operation ... 29 Specifications ... 3 Reference ... 31 Timing Specifications .. 7 VDRIVE .. 31 Absolute Maximum Ratings .. 8 Temperature Indicator ... 31 ESD Caution .. 8 Modes of Operation ... 32 Pin Configuration and Function Descriptions ... 9 Normal Mode (PM1 = PM0 = 0) ... 32 Typical Performance Characteristics ... 11 Full Shutdown Mode (PM1 = PM0 = 1) ... 32 Terminology .. 15 Autoshutdown Mode (PM1 = 1, PM0 = 0) ... 33 Theory of Operation .. 17 Autostandby Mode (PM1 = 0, PM0 =1) ... 33 Circuit Information .. 17 Power vs. Throughput Rate ... 34 Converter Operation .. 17 Serial Interface .. 35 Output Coding .. 18 Microprocessor Interfacing ... 36 Transfer Functions.. 18 AD7329 to ADSP-21xx .. 36 Analog Input Structure .. 18 AD7329 to ADSP-BF53x ... 36 Track-and-Hold Section .. 19 Applications Information .. 37 Typical Connection Diagram ... 20 Layout and Grounding .. 37 Analog Input ... 20 Power Supply Configuration .. 37 Driver Amplifier Choice .. 23 Outline Dimensions ... 38 Registers ... 25 Ordering Guide .. 38
REVISION HISTORY 12/14—Rev. B to Rev. C 2/10—Rev. 0 to Rev. A
Change to Specifications Section .. 3 Changes to DC Accuracy Parameter, Test Conditions/ Change to Timing Specifications Section .. 7 Comments, Table 2 .. 4 Changes to Table 5 .. 10 Change to Normal Mode (Operational) ICC and IDRIVE Changes to Pseudo Differential Inputs Section .. 22 Parameter and to Power Dissipation Normal Mode Parameter, Table 2 ... 6
1/14—Rev. A to Rev. B
Changes to Table 16 and Table 17 .. 36 Changes to Circuit Information Section and Table 6 .. 17 Added Applications Information Section, Figure 60, Changes to Addressing Registers Section .. 25 and Table 18 .. 37 Changes to Power Supply Configuration Section .. 37 Changes to Ordering Guide .. 38 Changes to Ordering Guide .. 38
4/06—Revision 0: Initial Version
Rev. C | Page 2 of 38 Document Outline FEATURES FUNCTIONAL BLOCK DIAGRAM GENERAL DESCRIPTION PRODUCT HIGHLIGHTS TABLE OF CONTENTS REVISION HISTORY SPECIFICATIONS TIMING SPECIFICATIONS ABSOLUTE MAXIMUM RATINGS ESD CAUTION PIN CONFIGURATION AND FUNCTION DESCRIPTIONS TYPICAL PERFORMANCE CHARACTERISTICS TERMINOLOGY THEORY OF OPERATION CIRCUIT INFORMATION CONVERTER OPERATION OUTPUT CODING TRANSFER FUNCTIONS ANALOG INPUT STRUCTURE TRACK-AND-HOLD SECTION TYPICAL CONNECTION DIAGRAM ANALOG INPUT Single-Ended Inputs True Differential Mode Pseudo Differential Inputs DRIVER AMPLIFIER CHOICE REGISTERS ADDRESSING REGISTERS CONTROL REGISTER SEQUENCE REGISTER RANGE REGISTERS SEQUENCER OPERATION REFERENCE VDRIVE TEMPERATURE INDICATOR MODES OF OPERATION NORMAL MODE(PM1 = PM0 = 0) FULL SHUTDOWN MODE(PM1 = PM0 = 1) AUTOSHUTDOWN MODE(PM1 = 1, PM0 = 0) AUTOSTANDBY MODE(PM1 = 0, PM0 =1) POWER VS. THROUGHPUT RATE SERIAL INTERFACE MICROPROCESSOR INTERFACING AD7329 TO ADSP-21xx AD7329 TO ADSP-BF53x APPLICATIONS INFORMATION LAYOUT AND GROUNDING POWER SUPPLY CONFIGURATION OUTLINE DIMENSIONS ORDERING GUIDE