AD9742AR Analog Devices Inc, AD9742AR Datasheet - Page 2

• Manufacturer Part Number: AD9742AR
• Description: IC DAC 12BIT 210MSPS 28-SOIC
• Manufacturer: Analog Devices Inc
• Series: TxDAC®r

Specifications of AD9742AR

• Mounting Type: Surface Mount
• Rohs Status: RoHS non-compliant
• Settling Time: 11ns
• Number Of Bits: 12
• Data Interface: Parallel
• Number Of Converters: 1
• Voltage Supply Source: Analog and Digital
• Power Dissipation (max): 145mW
• Operating Temperature: -40°C ~ 85°C
• Package / Case: 28-SOIC (7.5mm Width)
• Resolution (bits): 12bit
• No. Of Pins: 28
• Peak Reflow Compatible (260 C): No
• Update Rate: 210MSPS
• Supply Voltage: 3.3V
• No. Of Bits: 12 Bit
• Leaded Process Compatible: No
• For Use With: AD9742ACP-PCBZ - BOARD EVAL FOR AD9742ACP
• Lead Free Status / RoHS Status: Contains lead / RoHS non-compliant

AD9742
TABLE OF CONTENTS
Specifications..................................................................................... 3
Absolute Maximum Ratings............................................................ 6
Pin Configuration and Function Descriptions............................. 7
Terminology ...................................................................................... 8
Typical Performance Characteristics ............................................. 9
Functional Description .................................................................. 12
Evaluation Board ............................................................................ 19
Outline Dimensions ....................................................................... 29
DC Specifications ......................................................................... 3
Dynamic Specifications ............................................................... 4
Digital Specifications ................................................................... 5
Thermal Characteristics .............................................................. 6
ESD Caution.................................................................................. 6
Reference Operation .................................................................. 12
Reference Control Amplifier..................................................... 13
DAC Transfer Function ............................................................. 13
Analog Outputs........................................................................... 13
Digital Inputs .............................................................................. 14
Clock Input.................................................................................. 14
DAC Timing................................................................................ 15
Power Dissipation....................................................................... 15
Applying the AD9742 ................................................................ 16
Differential Coupling Using a Transformer................................ 16
Differential Coupling Using an Op Amp ................................ 16
Single-Ended, Unbuffered Voltage Output ............................. 17
Single-Ended, Buffered Voltage Output Configuration ........ 17
Power and Grounding Considerations, Power Supply
Rejection ...................................................................................... 17
General Description................................................................... 19
Ordering Guide........................................................................... 30
Rev. B | Page 2 of 32
REVISION HISTORY
6/04—Data Sheet Changed from Rev. A to Rev. B
Changes to the Title.................................................................................1
Changes to General Description............................................................1
Changes to Product Highlights..............................................................1
Changes to Dynamic Specifications......................................................4
Changes to Figures 6 and 10...................................................................9
Changes to Figures 12 to 15 .................................................................10
Changes to the Functional Description Section................................12
Changes to the Digital Inputs Section ................................................14
Changes to Figure 29.............................................................................15
Changes to Figure 30.............................................................................16
5/03—Data Sheet Changed from 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 Section .......................................... 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 26 .............................................................. 13
Added Figure 11................................................................................... 13
Added Figures 27 to 35 ....................................................................... 21
Updated Outline Dimensions............................................................ 26
5/02—Revision 0: Initial Version