Preliminary Datasheet ADAR1000 (Analog Devices) - 2

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ADAR1000 Preliminary Technical Data TABLE OF CONTENTS
Features .. 1 Theory of Operation .. 12 Applications ... 1 Changes from Previous Silicon Revision .. 16 General Description ... 1 Applications ... 17 Functional Block Diagram .. 1 Gain Control Registers .. 17 Revision History ..
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Switched Attenuator Control .. 17 Specifications ... 3 TR_SW_POS and TR_SW_NEG (T/R Switch Control) .. 17 Timing Specifications .. 6 TX/RX Subcircuit Control .. 18 SPI Block Write Mode .. 7 SPI Programming Example ... 18 Absolute Maximum Ratings .. 8 Register Maps .. 20 ESD Caution .. 8 Outline Dimensions ... 51 Pin Configuration and Function Descriptions ... 9 Typical Performance Characteristics ... 11

Rev. PrF | Page 2 of 51 Document Outline Features Applications General Description Functional Block Diagram Specifications Timing Specifications Timing Diagram SPI Block Write Mode Absolute Maximum Ratings ESD Caution Pin Configuration and Function Descriptions Typical Performance Characteristics Theory of Operation Changes from Previous Silicon Revision T/R switch driver output External PA and LNA bias DACs Eliminated the -3.3V supply input to the chip New PA_ON input pin Applications Gain Control Registers Switched Attenuator Control TR_SW_POS and TR_SW_NEG (T/R Switch Control) TX/RX Subcircuit Control TR_SOURCE = 0 SPI Programming Example Register Maps Address: 0x000, Reset: 0x00, Name: INTERFACE_CONFIG_A Outline Dimensions