AD8283

Data Sheet

Rev. C | Page 2 of 27

TABLE OF CONTENTS

Features .....................................................................................1

Applications...............................................................................1

Functional Block Diagram.........................................................1

General Description ..................................................................1

Revision History........................................................................2

Specifications.............................................................................3

AC Specifications...................................................................3

Digital Specifications .............................................................5

Switching Specifications.........................................................6

Absolute Maximum Ratings ......................................................7

ESD Caution..........................................................................7

Pin Configuration and Function Descriptions...........................8

Typical Performance Characteristics .......................................10

Theory of Operation................................................................14

Radar Receive Path AFE......................................................14

Channel Overview...............................................................15

ADC.....................................................................................16

Clock Input Considerations.................................................16

Clock Duty Cycle Considerations........................................17

Clock Jitter Considerations..................................................17

SDIO Pin .............................................................................17

SCLK Pin.............................................................................17

CS Pin..................................................................................17

RBIAS Pin............................................................................17

Voltage Reference ................................................................17

Power and Ground Recommendations................................18

Exposed Paddle Thermal Heat Slug Recommendations......18

Serial Peripheral Interface (SPI) ..............................................19

Hardware Interface..............................................................19

Memory Map...........................................................................21

Reading the Memory Map Table..........................................21

Logic Levels.........................................................................21

Reserved Locations..............................................................21

Default Values......................................................................21

Application Diagrams..............................................................25

Outline Dimensions ................................................................27

Ordering Guide ...................................................................27

Automotive Products...........................................................27

REVISION HISTORY

8/15—Rev. B to Rev. C

Changed AD951x/AD952x to AD9515/AD9520-0... Throughout

Added Table 1; Renumbered Sequentially .................................1

10/14—Rev. A to Rev. B

Changes to Addr. (Hex) 0x15, Table 8......................................23

Changes to Ordering Guide.....................................................27

11/13—Rev. 0 to Rev. A

................................................................................. Throughout

from 6.25 ns to 6.94ns; Table 3...................................................6

Changes to Figure 25 ...............................................................14

Changes to Register Address 10 Bits[5:0] and Register

Address 0x12, Bit 3; Table 8.....................................................23

Updated Outline Dimensions..................................................27

4/11—Revision0: Initial Version