AD7685BRMZ Analog Devices Inc, AD7685BRMZ Datasheet - Page 2
![IC ADC 16BIT PSEUDO-DIFF 10-MSOP](/photos/6/60/66034/505-10-msop_sml.jpg)
AD7685BRMZ
Manufacturer Part Number
AD7685BRMZ
Description
IC ADC 16BIT PSEUDO-DIFF 10-MSOP
Manufacturer
Analog Devices Inc
Series
PulSAR®r
Datasheet
1.AD7685BCPZRL7.pdf
(28 pages)
Specifications of AD7685BRMZ
Data Interface
DSP, MICROWIRE™, QSPI™, Serial, SPI™
Design Resources
Parametric Measurement Unit and Supporting Components for PAD Appls Using AD5522 and AD7685 (CN0104) Integrated Device Power Supply for PAD with Output Voltage Range 0 V to 25 V (CN0130)
Number Of Bits
16
Sampling Rate (per Second)
250k
Number Of Converters
1
Power Dissipation (max)
15mW
Voltage Supply Source
Single Supply
Operating Temperature
-40°C ~ 85°C
Mounting Type
Surface Mount
Package / Case
10-TFSOP (0.118", 3.00mm Width)
Resolution (bits)
16bit
Sampling Rate
250kSPS
Input Channel Type
Pseudo Differential
Supply Voltage Range - Analog
2.3V To 5.5V
Lead Free Status / RoHS Status
Lead free / RoHS Compliant
For Use With
EVAL-AD7685CBZ - BOARD EVAL FOR AD7685
Lead Free Status / RoHS Status
Lead free / RoHS Compliant, Lead free / RoHS Compliant
Available stocks
Company
Part Number
Manufacturer
Quantity
Price
Part Number:
AD7685BRMZ
Manufacturer:
ADI/亚德诺
Quantity:
20 000
Part Number:
AD7685BRMZ-REEL
Manufacturer:
ADI/亚德诺
Quantity:
20 000
Part Number:
AD7685BRMZ-RL7
Manufacturer:
ADI/亚德诺
Quantity:
20 000
Company:
Part Number:
AD7685BRMZRL7
Manufacturer:
MOLEX
Quantity:
2 000
AD7685
TABLE OF CONTENTS
Features .............................................................................................. 1
Applications....................................................................................... 1
Application Diagram........................................................................ 1
General Description ......................................................................... 1
Revision History ............................................................................... 2
Specifications..................................................................................... 3
Timing Specifications....................................................................... 5
Absolute Maximum Ratings............................................................ 7
Pin Configuration and Function Descriptions............................. 8
Terminology ...................................................................................... 9
Typical Performance Characteristics ........................................... 10
Theory of Operation ...................................................................... 13
REVISION HISTORY
3/07—Rev. A to Rev. B
Changes to Features and Table 1 .................................................... 1
Changes to Table 3............................................................................ 4
Moved Figure 3 and Figure 4 to Page............................................. 6
Inserted Figure 6; Renumbered Sequentially................................ 8
Changes to Figure 13 and Figure 14............................................. 11
Changes to Figure 27...................................................................... 14
Changes to Table 9.......................................................................... 16
Changes to Figure 32...................................................................... 17
Changes to Figure 43...................................................................... 22
Changes to Figure 45...................................................................... 23
Updated Outline Dimensions ....................................................... 26
Changes to Ordering Guide .......................................................... 27
12/04—Rev. 0 to Rev. A
Changes to Specifications ................................................................ 3
Changes to Figure 17 Captions ..................................................... 11
Changes to Power Supply Section ................................................ 17
Changes to Digital Interface Section............................................ 18
Changes to CS Mode 4-Wire No Busy Indicator Section ......... 21
Changes to CS Mode 4-Wire with Busy Indicator Section ....... 22
Changes to Chain Mode, No Busy Indicator Section ................ 23
Changes to Chain Mode with Busy Indicator Section............... 24
Added True 16-Bit Isolated Application Example Section ....... 26
Added Figure 47.............................................................................. 26
Changes to Ordering Guide .......................................................... 28
4/04—Revision 0: Initial Revision
ESD Caution.................................................................................. 7
Circuit Information.................................................................... 13
Converter Operation.................................................................. 13
Typical Connection Diagram ................................................... 14
Analog Inputs.............................................................................. 15
Rev. B | Page 2 of 28
Application Hints ........................................................................... 24
Outline Dimensions ....................................................................... 26
Driver Amplifier Choice ........................................................... 16
Voltage Reference Input ............................................................ 16
Power Supply............................................................................... 16
Supplying the ADC from the Reference.................................. 17
Digital Interface.......................................................................... 17
CS Mode 3-Wire, No BUSY Indicator..................................... 18
CS Mode 3-Wire with BUSY Indicator ................................... 19
CS Mode 4-Wire, No BUSY Indicator..................................... 20
CS Mode 4-Wire with BUSY Indicator ................................... 21
Chain Mode, No BUSY Indicator ............................................ 22
Chain Mode with BUSY Indicator........................................... 23
Layout .......................................................................................... 24
Evaluating the Performance of the AD7685............................... 24
True 16-Bit Isolated Application Example .............................. 25
Ordering Guide .......................................................................... 27