EVAL-AD7797EBZ Analog Devices Inc, EVAL-AD7797EBZ Datasheet - Page 2
![no-image](/images/manufacturer_photos/0/0/57/analog_devices_inc_sml.jpg)
EVAL-AD7797EBZ
Manufacturer Part Number
EVAL-AD7797EBZ
Description
BOARD EVALUATION FOR AD7797
Manufacturer
Analog Devices Inc
Specifications of EVAL-AD7797EBZ
Number Of Adc's
1
Number Of Bits
24
Sampling Rate (per Second)
123
Data Interface
Serial
Inputs Per Adc
1 Differential
Input Range
±VREF/128
Power (typ) @ Conditions
1.6mW @ 123SPS
Voltage Supply Source
Analog and Digital
Operating Temperature
-40°C ~ 85°C
Utilized Ic / Part
AD7797
Lead Free Status / RoHS Status
Lead free / RoHS Compliant
AD7796/AD7797
TABLE OF CONTENTS
Features .............................................................................................. 1
Interface ............................................................................................. 1
Applications....................................................................................... 1
General Description ......................................................................... 1
Functional Block Diagram .............................................................. 1
Revision History ............................................................................... 2
Specifications..................................................................................... 3
Timing Characteristics..................................................................... 5
Absolute Maximum Ratings............................................................ 7
Pin Configuration and Function Descriptions............................. 8
RMS Noise and Resolution Specifications .................................... 9
Typical Performance Characteristics ........................................... 10
On-Chip Registers .......................................................................... 11
REVISION HISTORY
8/06—Rev. 0 to Rev. A.
Changes to Table 1............................................................................ 3
Changes to Figure 5.......................................................................... 8
Changes to Table 14........................................................................ 13
Timing Diagrams.......................................................................... 6
Thermal Resistance ...................................................................... 7
ESD Caution.................................................................................. 7
Communication Register .......................................................... 11
Status Register ............................................................................. 12
Mode Register ............................................................................. 12
Configuration Register .............................................................. 14
Data Register ............................................................................... 14
Rev. A | Page 2 of 24
ADC Circuit Information.............................................................. 16
Circuit Description......................................................................... 20
Applications..................................................................................... 23
Outline Dimensions ....................................................................... 24
7/06—Revision 0: Initial Version
ID Register................................................................................... 14
Offset Register ............................................................................ 15
Full-Scale Register...................................................................... 15
Overview ..................................................................................... 16
Digital Interface.......................................................................... 17
Analog Input Channel ............................................................... 20
Bipolar/Unipolar Configuration .............................................. 20
Data Output Coding .................................................................. 20
Reference ..................................................................................... 20
Reset ............................................................................................. 21
Burnout Currents ....................................................................... 21
AV
Temperature Monitor ................................................................ 21
Calibration................................................................................... 21
Grounding and Layout .............................................................. 22
Weigh Scales................................................................................ 23
Ordering Guide .......................................................................... 24
DD
Monitor ............................................................................. 21