AD7699BCPZ Analog Devices Inc, AD7699BCPZ Datasheet - Page 2

• Manufacturer Part Number: AD7699BCPZ
• Description: IC ADC 8CH 16BIT 500KSPS 20LFCSP
• Manufacturer: Analog Devices Inc

Specifications of AD7699BCPZ

• Data Interface: DSP, MICROWIRE™, QSPI™, Serial, SPI™
• Number Of Bits: 16
• Sampling Rate (per Second): 500k
• Number Of Converters: 1
• Power Dissipation (max): 32mW
• Voltage Supply Source: Single Supply
• Operating Temperature: -40°C ~ 85°C
• Mounting Type: Surface Mount
• Package / Case: 20-VFQFN, CSP Exposed Pad
• Resolution (bits): 16bit
• Sampling Rate: 500kSPS
• Input Channel Type: Pseudo Differential, Single Ended
• Supply Voltage Range - Analog: 4.5V To 5.5V
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

AD7699
TABLE OF CONTENTS
Features .............................................................................................. 1
Applications ....................................................................................... 1
Functional Block Diagram .............................................................. 1
General Description ......................................................................... 1
Revision History ............................................................................... 2
Specifications ..................................................................................... 3
Timing Specifications ....................................................................... 5
Absolute Maximum Ratings ............................................................ 6
Pin Configuration and Function Descriptions ............................. 7
Typical Performance Characteristics ............................................. 8
Terminology .................................................................................... 12
Theory of Operation ...................................................................... 13
REVISION HISTORY
10/08—Revision 0: Initial Version
ESD Caution .................................................................................. 6
Overview ...................................................................................... 13
Converter Operation .................................................................. 13
Transfer Functions...................................................................... 14
Typical Connection Diagrams .................................................. 15
Analog Inputs .............................................................................. 16
Driver Amplifier Choice ............................................................ 18
Rev. 0 | Page 2 of 28
Digital Interface .............................................................................. 20
Application Hints ........................................................................... 26
Outline Dimensions ....................................................................... 27
Voltage Reference Output/Input .............................................. 18
Power Supply ............................................................................... 19
Supplying the ADC from the Reference .................................. 19
Reading/Writing During Conversion, Fast Hosts .................. 20
Reading/Writing During Acquisition, Any Speed Hosts ...... 20
Reading/Writing Spanning Conversion, Any Speed Host .... 20
Configuration Register, CFG .................................................... 20
General Timing Without a Busy Indicator ............................. 22
Read/Write Spanning Conversion Without a Busy
Indicator ...................................................................................... 23
General Timing With a Busy Indicator ................................... 24
Read/Write Spanning Conversion with a Busy Indicator ..... 25
Layout .......................................................................................... 26
Evaluating AD7699 Performance ............................................. 26
Ordering Guide .......................................................................... 27