Datasheet AD8260 (Analog Devices) - 2
| 制造商 | Analog Devices |
| 描述 | High Current Driver Amplifier and Digital VGA/Preamplifier with 3 dB Steps |
| 页数 / 页 | 32 / 2 — AD8260. Data Sheet. TABLE OF CONTENTS. REVISION HISTORY. 5/16—Rev. A to … |
| 修订版 | B |
| 文件格式/大小 | PDF / 1.2 Mb |
| 文件语言 | 英语 |
AD8260. Data Sheet. TABLE OF CONTENTS. REVISION HISTORY. 5/16—Rev. A to Rev. B. 2/11—Rev. 0 to Rev. A
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AD8260 Data Sheet TABLE OF CONTENTS
Features .. 1 VMID Buffer ... 22 Applications ... 1 Preamplifier ... 22 Functional Block Diagram .. 1 Preamplifier Noise .. 22 General Description ... 1 DGA ... 23 Revision History ... 2 Gain Control ... 23 Specifications ... 3 Output Stage .. 23 Absolute Maximum Ratings .. 6 Attenuator.. 23 ESD Caution .. 6 Single-Supply Operation and AC Coupling ... 24 Pin Configuration and Function Descriptions ... 7 Power-Up/Power-Down Sequence .. 24 Typical Performance Characteristics ... 8 Logic Interfaces ... 24 Test Circuits ... 16 Applications Information .. 25 Theory of Operation .. 20 Evaluation Board .. 26 Overview .. 20 Connecting the Evaluation Board .. 27 High Current Driver Amplifier .. 21 Outline Dimensions ... 32 Precautions to Be Observed During Half-Duplex Operation Ordering Guide .. 32 ... 22
REVISION HISTORY 5/16—Rev. A to Rev. B
Change CP-32-8 to CP-32-21 .. Throughout Updated Outline Dimensions ... 32 Changes to Ordering Guide .. 32
2/11—Rev. 0 to Rev. A
Added EPAD Notation .. 7 Changes to Figure 70 .. 29
5/08—Revision 0: Initial Version
Rev. B | Page 2 of 32 Document Outline FEATURES APPLICATIONS FUNCTIONAL BLOCK DIAGRAM GENERAL DESCRIPTION TABLE OF CONTENTS REVISION HISTORY SPECIFICATIONS ABSOLUTE MAXIMUM RATINGS ESD CAUTION PIN CONFIGURATION AND FUNCTION DESCRIPTIONS TYPICAL PERFORMANCE CHARACTERISTICS TEST CIRCUITS THEORY OF OPERATION OVERVIEW HIGH CURRENT DRIVER AMPLIFIER PRECAUTIONS TO BE OBSERVED DURING HALF-DUPLEX OPERATION VMID BUFFER PREAMPLIFIER PREAMPLIFIER NOISE DGA GAIN CONTROL OUTPUT STAGE ATTENUATOR SINGLE-SUPPLY OPERATION AND AC COUPLING POWER-UP/POWER-DOWN SEQUENCE LOGIC INTERFACES APPLICATIONS INFORMATION EVALUATION BOARD CONNECTING THE EVALUATION BOARD OUTLINE DIMENSIONS ORDERING GUIDE
AD8260 Data Sheet TABLE OF CONTENTS
Features .. 1 VMID Buffer ... 22 Applications ... 1 Preamplifier ... 22 Functional Block Diagram .. 1 Preamplifier Noise .. 22 General Description ... 1 DGA ... 23 Revision History ... 2 Gain Control ... 23 Specifications ... 3 Output Stage .. 23 Absolute Maximum Ratings .. 6 Attenuator.. 23 ESD Caution .. 6 Single-Supply Operation and AC Coupling ... 24 Pin Configuration and Function Descriptions ... 7 Power-Up/Power-Down Sequence .. 24 Typical Performance Characteristics ... 8 Logic Interfaces ... 24 Test Circuits ... 16 Applications Information .. 25 Theory of Operation .. 20 Evaluation Board .. 26 Overview .. 20 Connecting the Evaluation Board .. 27 High Current Driver Amplifier .. 21 Outline Dimensions ... 32 Precautions to Be Observed During Half-Duplex Operation Ordering Guide .. 32 ... 22
REVISION HISTORY 5/16—Rev. A to Rev. B
Change CP-32-8 to CP-32-21 .. Throughout Updated Outline Dimensions ... 32 Changes to Ordering Guide .. 32
2/11—Rev. 0 to Rev. A
Added EPAD Notation .. 7 Changes to Figure 70 .. 29
5/08—Revision 0: Initial Version
Rev. B | Page 2 of 32 Document Outline FEATURES APPLICATIONS FUNCTIONAL BLOCK DIAGRAM GENERAL DESCRIPTION TABLE OF CONTENTS REVISION HISTORY SPECIFICATIONS ABSOLUTE MAXIMUM RATINGS ESD CAUTION PIN CONFIGURATION AND FUNCTION DESCRIPTIONS TYPICAL PERFORMANCE CHARACTERISTICS TEST CIRCUITS THEORY OF OPERATION OVERVIEW HIGH CURRENT DRIVER AMPLIFIER PRECAUTIONS TO BE OBSERVED DURING HALF-DUPLEX OPERATION VMID BUFFER PREAMPLIFIER PREAMPLIFIER NOISE DGA GAIN CONTROL OUTPUT STAGE ATTENUATOR SINGLE-SUPPLY OPERATION AND AC COUPLING POWER-UP/POWER-DOWN SEQUENCE LOGIC INTERFACES APPLICATIONS INFORMATION EVALUATION BOARD CONNECTING THE EVALUATION BOARD OUTLINE DIMENSIONS ORDERING GUIDE