AD9782 Datasheet, PDF (2/52 Pages) Analog Devices – 12-Bit, 200 MSPS/500 MSPS TxDAC+ with 2 x /4 x /8 x Interpolation and Signal Processing

AD9782
TABLE OF CONTENTS
Product Highlights ........................................................................... 3
AD9782–Specifications.................................................................... 4
DC Specifications ......................................................................... 4
Dynamic Specifications ............................................................... 5
Digital Specifications ................................................................... 6
Pin Configuration and Function Descriptions............................. 7
Clock .............................................................................................. 7
Analog............................................................................................ 8
Data ................................................................................................ 8
Serial Interface .............................................................................. 9
Definitions of Specifications ......................................................... 10
Typical Performance Charatceristics ........................................... 12
Serial Control Interface.................................................................. 17
General Operation of the Serial Interface ............................... 17
Instruction Byte .......................................................................... 17
Serial Interface Port Pin Descriptions ..................................... 17
MSB/LSB Transfers..................................................................... 18
Notes on Serial Port Operation ................................................ 18
Mode Control (via SPI Port) ......................................................... 19
REVISION HISTORY
Revision PrC: Preliminary Version
Preliminary Technical Data
Digital Filter Specifications ........................................................... 23
Digital Interpolation Filter Coefficients.................................. 23
AD9782 Clock/Data Timing..................................................... 24
Interpolation Modes .................................................................. 27
Real and Complex Signals......................................................... 28
Modulation Modes..................................................................... 29
Power Dissipation ...................................................................... 34
Dual Channel Complex Modulation with Hilbert ................ 35
Hilbert Transform Implementation......................................... 36
Operating the AD9782 Rev E Evaluation Board........................ 40
Power Supplies............................................................................ 40
PECL Clock Driver .................................................................... 40
Data Inputs.................................................................................. 41
SPI Port ........................................................................................ 41
Operating with PLL Disabled ................................................... 41
Operating with PLL Enabled .................................................... 42
Analog Output ............................................................................ 42
Outline Dimensions ....................................................................... 52
ESD Caution................................................................................ 52
Rev. PrC | Page 2 of 52