EVAL-AD7780EBZ Analog Devices Inc, EVAL-AD7780EBZ Datasheet - Page 2
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EVAL-AD7780EBZ
Manufacturer Part Number
EVAL-AD7780EBZ
Description
ADC Converter Evaluation Board
Manufacturer
Analog Devices Inc
Datasheet
1.AD7780BRUZ.pdf
(16 pages)
Specifications of EVAL-AD7780EBZ
Silicon Manufacturer
Analog Devices
Application Sub Type
ADC
Kit Application Type
Data Converter
Silicon Core Number
AD7780
Kit Contents
Board And Literature
Number Of Adc's
1
Number Of Bits
24
Sampling Rate (per Second)
16.7
Data Interface
SPI™
Inputs Per Adc
1 Differential
Input Range
±5 V
Voltage Supply Source
Single Supply
Operating Temperature
-40°C ~ 105°C
Utilized Ic / Part
AD7780
Lead Free Status / RoHS Status
Lead free / RoHS Compliant
AD7780
TABLE OF CONTENTS
Features .............................................................................................. 1
Applications ....................................................................................... 1
Functional Block Diagram .............................................................. 1
General Description ......................................................................... 1
Revision History ............................................................................... 2
Specifications ..................................................................................... 3
Absolute Maximum Ratings ............................................................ 6
Pin Configurations and Function Descriptions ........................... 7
Typical Performance Characteristics ............................................. 8
Output Noise and Resolution........................................................ 10
Theory of Operation ...................................................................... 11
REVISION HISTORY
9/09—Rev. 0 to Rev. A
Changes to Specifications Table ...................................................... 3
4/09—Revision 0: Initial Version
Timing Characteristics ................................................................ 5
Thermal Resistance ...................................................................... 6
ESD Caution .................................................................................. 6
Filter, Data Rate, and Settling Time ......................................... 11
Gain .............................................................................................. 12
Rev. A | Page 2 of 16
Applications Information .............................................................. 14
Outline Dimensions ....................................................................... 16
Power-Down/Reset ( PDRST ) ................................................... 12
Analog Input Channel ............................................................... 12
Bipolar Configuration ................................................................ 12
Data Output Coding .................................................................. 12
Reference ..................................................................................... 12
Bridge Power-Down Switch ...................................................... 13
Digital Interface .......................................................................... 13
Weigh Scales ................................................................................ 14
Performance in a Weigh Scale System ..................................... 14
EMI Recommendations ............................................................. 14
Grounding and Layout .............................................................. 15
Ordering Guide .......................................................................... 16