EVAL-AD7780EBZ Analog Devices Inc, EVAL-AD7780EBZ Datasheet - Page 2

• Manufacturer Part Number: EVAL-AD7780EBZ
• Description: ADC Converter Evaluation Board
• Manufacturer: Analog Devices Inc

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