AD7656YSTZ Analog Devices Inc, AD7656YSTZ Datasheet - Page 2

• Manufacturer Part Number: AD7656YSTZ
• Description: IC ADC 16BIT 6CH 250KSPS 64LQFP
• Manufacturer: Analog Devices Inc

Specifications of AD7656YSTZ

• Data Interface: Serial, Parallel
• Number Of Bits: 16
• Sampling Rate (per Second): 250k
• Number Of Converters: 6
• Power Dissipation (max): 143mW
• Voltage Supply Source: Analog and Digital, Dual ±
• Operating Temperature: -40°C ~ 125°C
• Mounting Type: Surface Mount
• Package / Case: 64-LQFP
• Resolution (bits): 16bit
• Sampling Rate: 250kSPS
• Input Channel Type: Single Ended
• Supply Voltage Range - Digital: 4.75V To 5.25V
• Supply Current: 26mA
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• For Use With: EVAL-AD7656-1EDZ - BOARD EVAL CONTROL AD7656-1EVAL-AD7656-1CBZ - BOARD EVAL FOR AD7656-1EVAL-AD7656CBZ - BOARD EVAL FOR AD7656
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant, Lead free / RoHS Compliant

AD7656/AD7657/AD7658
TABLE OF CONTENTS
Features .............................................................................................. 1
Applications....................................................................................... 1
Functional Block Diagram .............................................................. 1
General Description ......................................................................... 1
Product Highlights ........................................................................... 1
Revision History ............................................................................... 2
Specifications..................................................................................... 3
Absolute Maximum Ratings.......................................................... 10
REVISION HISTORY
4/06—Rev. 0 to Rev. A
Added AD7657/AD7658 parts .........................................Universal
Changes to Table 1............................................................................ 3
Changes to Table 5.......................................................................... 10
AD7656 .......................................................................................... 3
AD7657 .......................................................................................... 5
AD7658 .......................................................................................... 7
Timing Specifications .................................................................. 9
Thermal Resistance .................................................................... 10
ESD Caution................................................................................ 10
Rev. A | Page 2 of 32
Pin Configuration and Function Descriptions........................... 11
Typical Performance Characteristics ........................................... 14
Terminology .................................................................................... 18
Theory of Operation ...................................................................... 20
Application Hints ........................................................................... 29
Outline Dimensions ....................................................................... 30
3/06—Revision 0: Initial Version
Converter Details ....................................................................... 20
ADC Transfer Function............................................................. 21
Reference Section ....................................................................... 21
Typical Connection Diagram ................................................... 21
Driving the Analog Inputs ........................................................ 22
Interface Section......................................................................... 22
Layout .......................................................................................... 29
Ordering Guide .......................................................................... 30