AD7475 Analog Devices, AD7475 Datasheet - Page 2

• Manufacturer Part Number: AD7475
• Description: 1 MSPS, 12-Bit A/D Converter in MSOP-8 or SOIC-8
• Manufacturer: Analog Devices

Specifications of AD7475

• Resolution (bits): 12bit
• # Chan: 1
• Sample Rate: 1MSPS
• Interface: Ser
• Analog Input Type: SE-Uni
• Ain Range: Uni (Vref)
• Adc Architecture: SAR
• Pkg Type: SOIC,SOP

AD7475/AD7495
TABLE OF CONTENTS
AD7475 Specifications..................................................................... 3
AD7495 Specifications..................................................................... 5
Timing Specifications....................................................................... 7
Absolute Maximum Ratings............................................................ 9
Pin Configuration and Function Descriptions........................... 10
Terminology .................................................................................... 11
Typical Performance Curves ......................................................... 12
Theory of Operation ...................................................................... 13
REVISION HISTORY
5/05—Rev. A to Rev. B
Updated Format..................................................................Universal
Added Patent Information .............................................................. 1
Updated Outline Dimensions ....................................................... 23
Changes to Ordering Guide .......................................................... 24
Timing Example 1 ........................................................................ 8
Timing Example 2 ........................................................................ 8
ESD Caution.................................................................................. 9
Converter Operation.................................................................. 13
ADC Transfer Function............................................................. 13
Typical Connection Diagram ................................................... 14
Rev. B | Page 2 of 24
Operating Modes............................................................................ 16
Serial Interface ................................................................................ 20
Microprocessor Interfacing........................................................... 21
Outline Dimensions ....................................................................... 23
Normal Mode.............................................................................. 16
Partial Power-Down Mode ....................................................... 16
Full Power-Down Mode ............................................................ 17
Power vs. Throughput Rate....................................................... 19
AD7475/AD7495 to TMS320C5
AD7475/AD7495 to ADSP-21
AD7475/AD7495 to DSP56
AD7475/AD7495 to MC68HC16............................................. 22
Ordering Guide .......................................................................... 24
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