AD7277ARMZ-RL Analog Devices Inc, AD7277ARMZ-RL Datasheet - Page 2

• Manufacturer Part Number: AD7277ARMZ-RL
• Description: 10-Bit 3MSPS SAR ADC I.C.
• Manufacturer: Analog Devices Inc

Specifications of AD7277ARMZ-RL

• Number Of Bits: 10
• Sampling Rate (per Second): 3M
• Data Interface: DSP, MICROWIRE™, QSPI™, Serial, SPI™
• Number Of Converters: 1
• Power Dissipation (max): 19.8mW
• Voltage Supply Source: Single Supply
• Operating Temperature: -40°C ~ 125°C
• Mounting Type: Surface Mount
• Package / Case: 8-TSSOP, 8-MSOP (0.118", 3.00mm Width)
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

AD7276/AD7277/AD7278
TABLE OF CONTENTS
Features .............................................................................................. 1
General Description ......................................................................... 1
Functional Block Diagram .............................................................. 1
Product Highlights ........................................................................... 1
Revision History ............................................................................... 2
Specifications ..................................................................................... 3
Absolute Maximum Ratings .......................................................... 11
Pin Configurations and Function Descriptions ......................... 12
Typical Performance Characteristics ........................................... 13
Terminology .................................................................................... 15
REVISION HISTORY
11/09—Rev. A to Rev. B
Changes to Table 2 ............................................................................ 3
Changes to Table 3 ............................................................................ 5
Changes to Table 4 ............................................................................ 7
Changes to Ordering Guide .......................................................... 27
10/05—Rev. 0 to Rev. A
Updated Format .................................................................. Universal
Changes to Table 2 ............................................................................ 3
Changes to Table 5 ............................................................................ 8
Changes to the Partial Power-Down Mode Section .................. 18
Changes to the Power vs. Throughput Rate Section .................. 21
Updated Outline Dimensions ....................................................... 26
Changes to Ordering Guide .......................................................... 26
7/05—Revision 0: Initial Version
AD7276 Specifications ................................................................. 3
AD7277 Specifications ................................................................. 5
AD7278 Specifications ................................................................. 7
Timing Specifications—AD7276/AD7277/AD7278 ............... 8
Timing Examples ........................................................................ 10
ESD Caution ................................................................................ 11
Rev. B | Page 2 of 28
Theory of Operation ...................................................................... 16
Serial Interface ................................................................................ 22
Application Hints ........................................................................... 25
Outline Dimensions ....................................................................... 26
Circuit Information .................................................................... 16
Converter Operation .................................................................. 16
ADC Transfer Function ............................................................. 16
Typical Connection Diagram ................................................... 16
Modes of Operation ................................................................... 18
Power vs. Throughput Rate ....................................................... 21
AD7278 in a 10 SCLK Cycle Serial Interface .......................... 24
Microprocessor Interfacing ....................................................... 24
Grounding and Layout .............................................................. 25
Evaluating Performance .............................................................. 25
Ordering Guide .......................................................................... 27