參數(shù)資料
型號(hào)： AD7789BRM-REEL
廠商： ANALOG DEVICES INC
元件分類： ADC
英文描述： Low Power, 16-/24-Bit Sigma-Delta ADC
中文描述： 1-CH 24-BIT DELTA-SIGMA ADC, SERIAL ACCESS, PDSO10
封裝： MO-187BA, MSOP-10
文件頁(yè)數(shù)： 2/20頁(yè)
文件大小： 288K
代理商： AD7789BRM-REEL
AD7788/AD7789
TABLE OF CONTENTS
AD7789—Specifications..................................................................3
Rev. 0 | Page 2 of 20
AD7788—Specifications..................................................................4
AD7788/AD7789 Specifications.....................................................5
Timing Characteristics.....................................................................6
Absolute Maximum Ratings............................................................8
Pin Configuration and Function Descriptions.............................9
Typical Performance Characteristics...........................................10
On-Chip Registers..........................................................................11
Communications Register
(RS1, RS0 = 0, 0) .........................................................................11
Status Register
(RS1, RS0 = 0, 0; Power-on/Reset = 0x88 [AD7788]
and 0x8C [AD7789])..................................................................12
Mode Register
(RS1, RS0 = 0, 1; Power-on/Reset = 0x02)...............................12
Data Register
(RS1, RS0 = 1, 1; Power-on/Reset = 0x0000 [AD7788]
and 0x000000 [AD7789])..........................................................13
ADC Circuit Information.............................................................. 14
Overview ..................................................................................... 14
Noise Performance..................................................................... 14
Digital Interface.......................................................................... 14
Single Conversion Mode....................................................... 15
Continuous Conversion Mode............................................. 15
Continuous Read Mode ........................................................ 16
Circuit Description......................................................................... 17
Analog Input Channel............................................................... 17
Bipolar/Unipolar Configuration.............................................. 17
Data Output Coding.................................................................. 17
Reference Input........................................................................... 17
V
DD
Monitor................................................................................ 18
Grounding and Layout.............................................................. 18
Outline Dimensions....................................................................... 19
REVISION HISTORY
Revision 0: Initial Version
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