EVAL-AD7986EBZ Analog Devices Inc, EVAL-AD7986EBZ Datasheet - Page 2

• Manufacturer Part Number: EVAL-AD7986EBZ
• Description: 18-Bit A/D Converter Eval. Board
• Manufacturer: Analog Devices Inc
• Series: PulSAR®r

Specifications of EVAL-AD7986EBZ

• Silicon Manufacturer: Analog Devices
• Application Sub Type: ADC
• Kit Application Type: Data Converter
• Silicon Core Number: AD7986
• Kit Contents: Board
• Number Of Adc's: 1
• Number Of Bits: 18
• Sampling Rate (per Second): 2M
• Data Interface: Serial
• Inputs Per Adc: 1 Differential
• Input Range: ±VREF
• Power (typ) @ Conditions: 29mW @ 2MSPS
• Voltage Supply Source: Analog and Digital
• Operating Temperature: -40°C ~ 85°C
• Utilized Ic / Part: AD7986
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

AD7986
TABLE OF CONTENTS
Features .............................................................................................. 1
Applications ....................................................................................... 1
Application Diagram ........................................................................ 1
General Description ......................................................................... 1
Revision History ............................................................................... 2
Specifications ..................................................................................... 3
Absolute Maximum Ratings ............................................................ 6
Pin Configuration and Function Descriptions ............................. 7
Typical Performance Characteristics ............................................. 9
Terminology .................................................................................... 12
Theory of Operation ...................................................................... 13
REVISION HISTORY
3/11—Rev. A to Rev. B
Added Common-Mode Input Range Parameter, Table 2 ........... 3
8/10—Rev. 0 to Rev. A
Changes to Conversion Time: CNV Rising Edge to Data
Available (Turbo Mode/Normal Mode) Parameter, Table 4 ....... 5
Changes to Figure 32 ...................................................................... 22
4/09—Revision 0: Initial Version
Timing Specifications .................................................................. 5
ESD Caution .................................................................................. 6
Circuit Information .................................................................... 13
Converter Operation .................................................................. 13
Conversion Modes of Operation .............................................. 13
Typical Connection Diagram.................................................... 14
Rev. B | Page 2 of 28
Digital Interface .............................................................................. 17
Application Hints ........................................................................... 25
Outline Dimensions ....................................................................... 27
Analog Inputs.............................................................................. 15
Driver Amplifier Choice ........................................................... 15
Voltage Reference Input ............................................................ 16
Power Supply ............................................................................... 16
Data Reading Options ............................................................... 18
CS Mode, 3-Wire Without Busy Indicator ............................. 19
CS Mode, 3-Wire with Busy Indicator .................................... 20
CS Mode, 4-Wire Without Busy Indicator ............................. 21
CS Mode, 4-Wire with Busy Indicator .................................... 22
Chain Mode Without Busy Indicator ...................................... 23
Chain Mode with Busy Indicator ............................................. 24
Layout .......................................................................................... 25
Evaluating the AD7986 Performance ...................................... 25
Ordering Guide .......................................................................... 27