AD7398 Analog Devices, AD7398 Datasheet - Page 2

• Manufacturer Part Number: AD7398
• Description: Quad, Serial-Input 12-Bit DAC
• Manufacturer: Analog Devices

Specifications of AD7398

• Resolution (bits): 12bit
• Dac Update Rate: 167kSPS
• Dac Settling Time: 6µs
• Max Pos Supply (v): +5.5V
• Single-supply: Yes
• Dac Type: Voltage Out
• Dac Input Format: Ser,SPI

AD7398/AD7399
TABLE OF CONTENTS
Features .............................................................................................. 1
Applications ....................................................................................... 1
Functional Block Diagram .............................................................. 1
General Description ......................................................................... 1
Revision History ............................................................................... 2
Specifications ..................................................................................... 3
Absolute Maximum Ratings ............................................................ 6
Pin Configuration And Function Descriptions ............................ 7
Input Registers .................................................................................. 8
Terminology ...................................................................................... 9
REVISION HISTORY
1/11—Rev. B to Rev. C
Added Automotive Model and Information .............. Throughout
12/09—Rev. A to Rev. B
Changes to Ordering Guide .......................................................... 21
6/06—Rev. 0 to Rev. A
Updated Format .................................................................. Universal
Changes to Table 1 ............................................................................ 3
Changes to Table 2 ............................................................................ 4
Changes to Ordering Guide .......................................................... 21
11/00—Revision 0: Initial Version
AD7398 12-Bit Voltage Output DAC ........................................ 3
AD7399 10-Bit Voltage Output DAC ........................................ 4
Timing Diagrams .......................................................................... 5
ESD Caution .................................................................................. 6
AD7398 Serial Input Register Data Format .............................. 8
AD7399 Serial Input Register Data Format .............................. 8
Rev. C | Page 2 of 24
Typical Performance Characteristics ........................................... 10
Theory of Operation ...................................................................... 14
Applications Information .............................................................. 18
Outline Dimensions ....................................................................... 20
DAC Operation .......................................................................... 14
Operation with V
Power Supply Sequencing ......................................................... 15
Programmable Power Shutdown .............................................. 15
Worst Case Accuracy ................................................................. 15
Serial Data Interface ................................................................... 15
Power-On Reset .......................................................................... 16
Microprocessor Interfacing ....................................................... 16
Staircase Windows Comparator ............................................... 18
Programmable DAC Reference Voltage .................................. 19
Ordering Guide .......................................................................... 21
REF
Equal to the Supply ................................ 15