AD7694 Analog Devices, AD7694 Datasheet - Page 2
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AD7694
Manufacturer Part Number
AD7694
Description
Manufacturer
Analog Devices
Datasheet
1.AD7694.pdf
(16 pages)
Specifications of AD7694
Resolution (bits)
16bit
# Chan
1
Sample Rate
250kSPS
Interface
Ser,SPI
Analog Input Type
Diff-Uni
Ain Range
(Vref) p-p,Uni (Vref)
Adc Architecture
SAR
Pkg Type
SOP
Available stocks
Company
Part Number
Manufacturer
Quantity
Price
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AD7694ARM
Manufacturer:
ADI/亚德诺
Quantity:
20 000
Company:
Part Number:
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Manufacturer:
MURATA
Quantity:
60 000
Part Number:
AD7694ARMZ
Manufacturer:
ADI/亚德诺
Quantity:
20 000
Part Number:
AD7694BRMZ
Manufacturer:
ADI/亚德诺
Quantity:
20 000
Part Number:
AD7694BRMZ-RL7
Manufacturer:
ADI/亚德诺
Quantity:
20 000
AD7694
TABLE OF CONTENTS
Features .............................................................................................. 1
Applications....................................................................................... 1
General Description ......................................................................... 1
Application Diagram........................................................................ 1
Revision History ............................................................................... 2
Specifications..................................................................................... 3
Timing Specifications....................................................................... 5
Absolute Maximum Ratings............................................................ 6
Pin Configuration and Function Descriptions............................. 7
Terminology ...................................................................................... 8
Typical Performance Characteristics ............................................. 9
Application Information................................................................ 12
REVISION HISTORY
5/05—Rev. 0 to Rev. A
Updated Format..................................................................Universal
Changes to Digital Interface Section............................................ 14
Changes to Figure 25...................................................................... 15
Changes to Evaluating the AD7694’s Performance Section...... 15
7/04—Revision 0: Initial Version
ESD Caution.................................................................................. 6
Circuit Information.................................................................... 12
Rev. A | Page 2 of 16
Outline Dimensions ....................................................................... 16
Converter Operation.................................................................. 12
Transfer Functions ..................................................................... 12
Typical Connection Diagram ................................................... 13
Analog Input ............................................................................... 13
Driver Amplifier Choice ........................................................... 13
Voltage Reference Input ............................................................ 14
Power Supply............................................................................... 14
Supplying the ADC from the Reference.................................. 14
Digital Interface.......................................................................... 15
Layout .......................................................................................... 15
Evaluating the AD7694’s Performance.................................... 15
Ordering Guide .......................................................................... 16