AD6650BBC Analog Devices Inc, AD6650BBC Datasheet - Page 2
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AD6650BBC
Manufacturer Part Number
AD6650BBC
Description
Manufacturer
Analog Devices Inc
Datasheet
1.AD6650BBC.pdf
(44 pages)
Specifications of AD6650BBC
Operating Temperature (max)
85C
Operating Temperature Classification
Commercial
Operating Supply Voltage (typ)
3.3V
Lead Free Status / Rohs Status
Not Compliant
Available stocks
Company
Part Number
Manufacturer
Quantity
Price
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AD6650BBC
Manufacturer:
AD
Quantity:
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Company:
Part Number:
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Manufacturer:
ADI
Quantity:
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Part Number:
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Manufacturer:
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Quantity:
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AD6650
TABLE OF CONTENTS
Features .............................................................................................. 1
Applications....................................................................................... 1
Product Description......................................................................... 1
Functional Block Diagram .............................................................. 1
Revision History ............................................................................... 2
Specifications..................................................................................... 3
Absolute Maximum Ratings.......................................................... 10
Pin Configuration and Function Descriptions........................... 11
Typical Performance Characteristics ........................................... 13
Terminology .................................................................................... 14
Equivalent Circuits ......................................................................... 15
Theory of Operation ...................................................................... 16
REVISION HISTORY
1/07—Rev. 0 to Rev. A
Updated Format..................................................................Universal
Changes to Specifications ................................................................ 3
Changes to Figure 18...................................................................... 13
Changes to Power Supplies Section.............................................. 27
Changes to Ordering Guide .......................................................... 44
3/06—Revision 0: Initial Version
Explanation of Test Levels ........................................................... 3
AC Specifications.......................................................................... 3
Digital Specifications ................................................................... 4
Electrical Characteristics............................................................. 5
General Timing Characteristics ................................................. 5
Microprocessor Port Timing Characteristics ........................... 6
Timing Diagrams.......................................................................... 7
Thermal Characteristics ............................................................ 10
ESD Caution................................................................................ 10
Analog Front End ....................................................................... 16
Digital Back End......................................................................... 16
DC Correction ............................................................................ 16
Fourth-Order Cascaded Integrator Comb Filter (CIC4) ...... 17
Infinite Impulse Response (IIR) Filter..................................... 18
RAM Coefficient Filter .............................................................. 18
Composite Filter ......................................................................... 19
Fine DC Correction ................................................................... 20
Peak Detector DC Correction Ranging................................... 20
User-Configurable Built-In Self-Test (BIST) .......................... 21
Rev. A | Page 2 of 44
Application Information................................................................ 26
Microport Control.......................................................................... 30
Register Map ................................................................................... 33
Outline Dimensions ....................................................................... 44
LO Synthesis................................................................................ 22
LDO.............................................................................................. 23
AGC Loop/Relinearization ....................................................... 23
Serial Output Data Port............................................................. 24
Required Settings and Start-up Sequence for DC Correction
....................................................................................................... 26
Clocking the AD6650 ................................................................ 26
Driving the Analog Inputs ........................................................ 27
External Reference ..................................................................... 27
Power Supplies ............................................................................ 27
Digital Outputs ........................................................................... 28
Grounding ................................................................................... 28
Layout Information.................................................................... 28
Chip Synchronization ................................................................ 29
External Memory Map .............................................................. 30
Access Control Register (ACR) ................................................ 30
Channel Address Register (CAR) ............................................ 30
Special Function Registers ........................................................ 30
Data Address Registers .............................................................. 31
Write Sequencing ....................................................................... 31
Read Sequencing ........................................................................ 31
Read/Write Chaining ................................................................. 31
Programming Modes ................................................................. 31
JTAG Boundary Scan................................................................. 32
Register Details ........................................................................... 39
Ordering Guide .......................................................................... 44