AD9744 Datasheet, PDF (2/32 Pages) Analog Devices – 14-Bit, 165 MSPS TxDAC D/A Converter

AD9744
TABLE OF CONTENTS
Specifications..................................................................................... 3
DC Specifications ......................................................................... 3
Dynamic Specifications ............................................................... 4
Digital Specifications ................................................................... 5
Absolute Maximum Ratings............................................................ 6
Thermal Characteristics .............................................................. 6
ESD Caution.................................................................................. 6
Pin Configurations and Function Descriptions ........................... 7
Terminology ...................................................................................... 8
Typical Performance Characteristics ............................................. 9
Functional Description .................................................................. 13
Reference Operation .................................................................. 13
Reference Control Amplifier .................................................... 13
DAC Transfer Function ............................................................. 14
Analog Outputs........................................................................... 14
Digital Inputs .............................................................................. 15
Clock Input.................................................................................. 15
DAC Timing................................................................................ 16
Power Dissipation....................................................................... 16
Applying the AD9744 ................................................................ 17
Differential Coupling Using a Transformer............................ 17
Differential Coupling Using an Op Amp ................................ 17
Single-Ended Unbuffered Voltage Output .............................. 18
Single-Ended, Buffered Voltage Output Configuration........ 18
Power and Grounding Considerations, Power Supply
Rejection ...................................................................................... 18
Evaluation Board ............................................................................ 20
General Description................................................................... 20
Outline Dimensions ....................................................................... 30
Ordering Guide........................................................................... 31
REVISION HISTORY
4/05—Rev. A to Rev. B
Updated Format..................................................................Universal
Changes to General Description .....................................................1
Changes to Product Highlights .......................................................1
Changes to DC Specifications..........................................................3
Changes to Dynamic Specifications................................................4
Changes to Pin Function Description ............................................7
Changes to Figure 6 and Figure 9....................................................9
Inserted New Figure 10; Renumbered Sequentially .....................9
Changes to Figure 12, Figure 13, Figure 14, and Figure 15....... 10
Changes to Figure 22 Caption ...................................................... 11
Inserted New Figure 23; Renumbered Sequentially .................. 11
Changes to Functional Description ............................................. 13
Changes to Reference Operation Section.................................... 13
Added Figure 25; Renumbered Sequentially .............................. 13
Changes to Digital Inputs Section................................................ 15
Changes to Figure 31 and Figure 32............................................. 16
Updated Outline Dimensions....................................................... 30
Changes to Ordering Guide .......................................................... 31
5/03—Rev. 0 to Rev. A
Added 32-Lead LFCSP Package .......................................Universal
Edits to Features.................................................................................1
Edits to Product Highlights..............................................................1
Edits to DC Specifications................................................................2
Edits to Dynamic Specifications......................................................3
Edits to Digital Specifications..........................................................4
Edits to Absolute Maximum Ratings ..............................................5
Edits to Thermal Characteristics.....................................................5
Edits to Ordering Guide ...................................................................5
Edits to Pin Configuration ...............................................................6
Edits to Pin Function Descriptions.................................................6
Edits to Figure 2.................................................................................7
Replaced TPCs 1, 4, 7, and 8............................................................8
Edits to Figure 3.............................................................................. 10
Edits to Functional Description ................................................... 10
Added Clock Input Section........................................................... 12
Added Figure 7................................................................................ 12
Edits to DAC Timing Section ....................................................... 12
Edits to Sleep Mode Operation Section....................................... 13
Edits to Power Dissipation Section .............................................. 13
Renumbered Figures 8 to Figure 26............................................. 13
Added Figure 11 ............................................................................. 13
Added Figure 27 to Figure 35 ....................................................... 21
Updated Outline Dimensions....................................................... 26
Rev. B | Page 2 of 32