AD7686BRMZ Analog Devices Inc, AD7686BRMZ Datasheet - Page 2

• Manufacturer Part Number: AD7686BRMZ
• Description: IC ADC 16BIT 500KSPS 10-MSOP
• Manufacturer: Analog Devices Inc
• Series: PulSAR®r

Specifications of AD7686BRMZ

• Data Interface: DSP, MICROWIRE™, QSPI™, Serial, SPI™
• Number Of Bits: 16
• Sampling Rate (per Second): 500k
• Number Of Converters: 1
• Power Dissipation (max): 21.5mW
• 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
• Input Channel Type: Pseudo Differential
• Supply Voltage Range - Analogue: 4.5V To 5.5V
• Supply Voltage Range - Digital: 1.8V To 5.8V, 2.3V To 5.8V
• Sampling Rate: 500kSPS
• Rohs Compliant: Yes
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• For Use With: EVAL-AD7686CBZ - BOARD EVALUATION FOR AD7686
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant, Lead free / RoHS Compliant

AD7686
TABLE OF CONTENTS
Specifications..................................................................................... 3
Timing Specifications....................................................................... 5
Absolute Maximum Ratings............................................................ 6
Pin Configuration and Function Descriptions............................. 7
Terminology ...................................................................................... 8
Typical Performance Characteristics ............................................. 9
REVISION HISTORY
4/05—Revision 0: Initial Version
ESD Caution.................................................................................. 6
Circuit Information.................................................................... 12
Converter Operation.................................................................. 12
Typical Connection Diagram ................................................... 13
Analog Input ............................................................................... 14
Driver Amplifier Choice............................................................ 15
Voltage Reference Input............................................................. 15
Power Supply............................................................................... 15
Rev 0 | Page 2 of 28
Application Hints ........................................................................... 23
Outline Dimensions ....................................................................... 25
Supplying the ADC from the Reference.................................. 16
Digital Interface.......................................................................... 16
CS MODE 3-Wire, No BUSY Indicator .................................. 17
CS Mode 3-Wire with BUSY Indicator ................................... 18
CS Mode 4-Wire with BUSY Indicator ................................... 20
Chain Mode, No BUSY Indicator ............................................ 21
Chain Mode with BUSY Indicator........................................... 22
Layout .......................................................................................... 23
Evaluating the AD7686’s Performance.................................... 23
True 16-Bit Isolated Application Example .............................. 24
Ordering Guide .......................................................................... 26