AD9954YSVZ-REEL7 Ver la hoja de datos (PDF) - Analog Devices
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AD9954YSVZ-REEL7 Datasheet PDF : 40 Pages
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AD9954
TABLE OF CONTENTS
Features .............................................................................................. 1
Applications....................................................................................... 1
General Description ......................................................................... 1
Basic Block Diagram ........................................................................ 1
Revision History ............................................................................... 2
Functional Block Diagram .............................................................. 3
Electrical Specifications ................................................................... 4
Absolute Maximum Ratings............................................................ 7
Explanation of Test Levels ........................................................... 7
ESD Caution.................................................................................. 7
Pin Configuration and Function Descriptions............................. 8
Typical Performance Characteristics ........................................... 10
Theory of Operation ...................................................................... 13
Component Blocks ..................................................................... 13
Modes of Operation ................................................................... 16
Synchronization—Register Updates (I/O UPDATE) ............ 21
Serial Port Operation ................................................................. 23
REVISION HISTORY
5/09—Rev. A to Rev. B
Changes to Figure 29 and Figure 30............................................. 24
Changes to Table 12........................................................................ 26
Changes to Figure 34...................................................................... 35
Updated Outline Dimensions ....................................................... 39
Changes to Ordering Guide .......................................................... 39
1/07—Rev. 0 to Rev. A
Changes to Layout ..............................................................Universal
Changes to Features, General Description, and Figure 1............ 1
Changes to Figure 2 .......................................................................... 3
Changes to Table 1............................................................................ 4
Changes to Table 4............................................................................ 8
Changes to Figure 5 to Figure 10.................................................. 10
Changes to Figure 12...................................................................... 11
Changes to Figure 17 to Figure 18 Captions ............................... 12
Deleted Figure 19; Renumbered Sequentially ............................ 12
Added Table 5; Renumbered Sequentially .................................. 13
Changes to Component Block Section and Table 6 ................... 13
Changes to Figure 20...................................................................... 15
Changes to Modes of Operation Section and Table 8................ 16
Changes to Table 9.......................................................................... 17
Changes to Synchronization; Register Updates (I/O UPDATE)
Section and Figure 24..................................................................... 21
Changes to Serial Port Operation Section................................... 23
Serial Interface Port Pin Descriptions ..................................... 24
MSB/LSB Transfers .................................................................... 24
RAM I/O via Serial Port ............................................................ 24
Instruction Byte .......................................................................... 25
Register Maps and Descriptions............................................... 25
Control Register Bit Descriptions ............................................ 29
Other Register Descriptions ..................................................... 31
Layout Considerations............................................................... 32
Detailed Programming Examples ................................................ 33
Single-Tone Mode ...................................................................... 33
Linear Sweep Mode.................................................................... 33
RAM Mode.................................................................................. 33
Suggested Application Circuits..................................................... 35
Evaluation Board Schematics........................................................ 36
Outline Dimensions ....................................................................... 39
Ordering Guide .......................................................................... 39
Changes to Serial Interface Port Pin Description Section,
MSB/LSB Transfers Section, and RAM I/O Via Serial Port
Section.............................................................................................. 24
Inserted Figure 29 and Figure 30; Renumbered Sequentially .. 24
Changes to Instruction Byte Section, Register Maps and
Descriptions Section, and Table 12 .............................................. 25
Changes to Table 13 ....................................................................... 26
Changes to Table 14 ....................................................................... 28
Added Single-Tone Mode Section, Linear Sweep Mode Section,
Table 15, and RAM Mode Section ............................................... 33
Added, and Table 16....................................................................... 34
Inserted Figure 35........................................................................... 36
Inserted Figure 36........................................................................... 37
Inserted Figure 37........................................................................... 38
Updated Outline Dimensions ....................................................... 39
Changes to Ordering Guide .......................................................... 39
10/03—Revision 0: Initial Version
Rev. B | Page 2 of 40
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