AD7495BRZ Analog Devices Inc, AD7495BRZ Datasheet - Page 2

• Manufacturer Part Number: AD7495BRZ
• Description: ADC Single SAR 1MSPS 12-Bit Serial 8-Pin SOIC N
• Manufacturer: Analog Devices Inc

Specifications of AD7495BRZ

• Package: 8SOIC N
• Resolution: 12 Bit
• Sampling Rate: 1000 KSPS
• Architecture: SAR
• Number Of Analog Inputs: 1
• Digital Interface Type: Serial (SPI, QSPI, Microwire)
• Input Type: Voltage
• Signal To Noise Ratio: 68 dB
• Polarity Of Input Voltage: Unipolar
• Number Of Bits: 12
• Sampling Rate (per Second): 1M
• Data Interface: DSP, MICROWIRE™, QSPI™, Serial, SPI™
• Number Of Converters: 1
• Power Dissipation (max): 10.5mW
• Voltage Supply Source: Single Supply
• Operating Temperature: -40°C ~ 85°C
• Mounting Type: Surface Mount
• Package / Case: 8-SOIC (0.154", 3.90mm Width)
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

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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