參數(shù)資料
型號: AD7791BRM-REEL
廠商: ANALOG DEVICES INC
元件分類: ADC
英文描述: Low Power, Buffered 24-Bit Sigma-Delta ADC
中文描述: 1-CH 24-BIT DELTA-SIGMA ADC, SERIAL ACCESS, PDSO10
封裝: MSOP-10
文件頁數(shù): 2/20頁
文件大小: 308K
代理商: AD7791BRM-REEL
AD7791
TABLE OF CONTENTS
AD7791—Specifications..................................................................3
Rev. 0 | Page 2 of 20
Timing Characteristics.....................................................................5
Absolute Maximum Ratings............................................................7
Pin Configuration and Function Descriptions.............................8
Typical Performance Characteristics.............................................9
On-Chip Registers..........................................................................10
Communications Register
(RS1, RS0 = 0, 0) .........................................................................10
Status Register
(RS1, RS0 = 0, 0; Power-on/Reset = 0x8C)..............................11
Mode Register
(RS1, RS0 = 0, 1; Power-on/Reset = 0x02)...............................11
Filter Register
(RS1, RS0 = 1, 0; Power-on/Reset = 0x04)...............................12
Data Register
(RS1, RS0 = 1, 1; Power-on/Reset = 0x000000)......................13
ADC Circuit Information.............................................................. 14
Overview ..................................................................................... 14
Noise Performance..................................................................... 14
Reduced Current Modes ........................................................... 14
Digital Interface.......................................................................... 15
Single Conversion Mode....................................................... 16
Continuous Conversion Mode............................................. 16
Continuous Read Mode ........................................................ 17
Circuit Description......................................................................... 18
Analog Input Channel............................................................... 18
Bipolar/Unipolar Configuration.............................................. 18
Data Output Coding.................................................................. 18
Reference Input........................................................................... 18
V
DD
Monitor................................................................................ 19
Grounding and Layout.............................................................. 19
Outline Dimensions....................................................................... 20
REVISION HISTORY
Revision 0: Initial Version
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