
AD9913
TABLE OF CONTENTS
Features..............................................................................................1
Applications.......................................................................................1
General Description.........................................................................1
Functional Block Diagram..............................................................1
Revision History...............................................................................2
Specifications.....................................................................................3
Electrical Specifications...............................................................3
Absolute Maximum Ratings............................................................5
ESD Caution..................................................................................5
Equivalent Circuits.......................................................................5
Pin Configuration and Function Descriptions.............................6
Typical Performance Characteristics.............................................8
Applications Circuits......................................................................11
Theory of Operation......................................................................12
DDS Core.....................................................................................12
Auxiliary Accumulator..............................................................13
10-Bit DAC..................................................................................13
REVISION HISTORY
10/07—Revision 0: Initial Version
Rev. 0 | Page 2 of 32
I/O Port........................................................................................ 13
Profile Selections........................................................................ 13
Modes of Operation....................................................................... 14
Single Tone Mode....................................................................... 14
Direct Switch Mode ................................................................... 14
Programmable Modulus Mode ................................................ 14
Linear Sweep Mode.................................................................... 14
Clock Input (REF_CLK)................................................................ 18
Power-Down Features................................................................ 21
I/O Programming........................................................................... 22
Serial programming................................................................... 22
Parallel I/O Programming......................................................... 23
Register Map and Bit Descriptions .............................................. 25
Register Map............................................................................... 25
Register Bit Descriptions........................................................... 27
Outline Dimensions....................................................................... 31
Ordering Guide .......................................................................... 31