AD8345
TABLE OF CONTENTS
Features .............................................................................................. 1
Basic Connections.......................................................................... 12
LO Drive...................................................................................... 12
LO Frequency Range ................................................................. 12
Baseband I and Q Channel Drive ............................................ 13
Reduction of LO Leakage.......................................................... 13
Single-Ended I and Q Drive...................................................... 13
RF Output.................................................................................... 14
Application with TxDAC®......................................................... 14
Soldering Information ............................................................... 15
Evaluation Board........................................................................ 15
Characterization Setups................................................................. 17
SSB Setup..................................................................................... 17
Modulated Waveform Setup ..................................................... 18
CDMA IS95................................................................................. 18
WCDMA 3GPP .......................................................................... 18
GSM ............................................................................................. 18
Outline Dimensions....................................................................... 19
Ordering Guide .......................................................................... 19
Applications....................................................................................... 1
Functional Block Diagram .............................................................. 1
Product Description......................................................................... 1
Applications....................................................................................... 1
Revision History ............................................................................... 2
Specifications..................................................................................... 3
Absolute Maximum Ratings............................................................ 4
ESD Caution.................................................................................. 4
Pin Configuration and Function Descriptions............................. 5
Typical Performance Characteristics ............................................. 6
Equivalent Circuits......................................................................... 10
Circuit Description......................................................................... 11
Overview...................................................................................... 11
LO Interface................................................................................. 11
Differential Voltage-to-Current Converter............................. 11
Mixers .......................................................................................... 11
Differential-to-Single-Ended Converter ................................. 11
Bias ............................................................................................... 11
REVISION HISTORY
12/05—Rev. A to Rev. B
Updated Format..................................................................Universal
Changes to Ordering Guide .......................................................... 19
4/05—Rev. 0 to Rev. A
Updated Format..................................................................Universal
Change to Part Name.........................................................Universal
Updated Outline Dimensions....................................................... 19
Changes to Ordering Guide .......................................................... 19
7/01—Revision 0: Initial Version
Rev. B | Page 2 of 20
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