AD5522JSVDZ Analog Devices Inc, AD5522JSVDZ Datasheet - Page 2

• Manufacturer Part Number: AD5522JSVDZ
• Description: IC, DAC, 16BIT, QFP-80
• Manufacturer: Analog Devices Inc

Specifications of AD5522JSVDZ

• Resolution (bits): 16bit
• Input Channel Type: Serial
• Supply Voltage Range - Digital: 2.3V To 5.25V
• Supply Current: 36mA
• Digital Ic Case Style: QFP
• No. Of Pins: 80
• Data Interface: LVDS, Serial
• Design Resources: Parametric Measurement Unit and Supporting Components for PAD Appls Using AD5522 and AD7685 (CN0104)
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

AD5522
TABLE OF CONTENTS
Features .............................................................................................. 1
Applications....................................................................................... 1
Functional Block Diagram .............................................................. 1
Revision History ............................................................................... 3
General Description ......................................................................... 4
Specifications..................................................................................... 6
Absolute Maximum Ratings.......................................................... 15
Pin Configurations and Function Descriptions ......................... 16
Typical Performance Characteristics ........................................... 22
Terminology .................................................................................... 29
Theory of Operation ...................................................................... 30
DAC Levels ...................................................................................... 36
Timing Characteristics .............................................................. 11
Thermal Resistance .................................................................... 15
ESD Caution................................................................................ 15
Force Amplifier........................................................................... 30
Comparators................................................................................ 30
Clamps ......................................................................................... 30
Current Range Selection............................................................ 31
High Current Ranges ................................................................. 31
Measure Current Gains.............................................................. 32
VMID Voltage............................................................................. 32
Choosing Power Supply Rails ................................................... 33
Measure Output (MEASOUTx Pins) ...................................... 33
Device Under Test Ground (DUTGND)................................. 33
Guard Amplifier ......................................................................... 34
Compensation Capacitors ......................................................... 34
System Force and Sense Switches............................................. 35
Temperature Sensor ................................................................... 35
Offset DAC .................................................................................. 36
Gain and Offset Registers.......................................................... 36
Cached X2 Registers................................................................... 37
Reference Voltage (VREF)......................................................... 37
Reference Selection .................................................................... 37
Rev. D | Page 2 of 64
Circuit Operation ........................................................................... 40
Serial Interface ................................................................................ 42
Applications Information .............................................................. 58
Outline Dimensions ....................................................................... 62
Calibration................................................................................... 38
Additional Calibration............................................................... 39
System Level Calibration........................................................... 39
Force Voltage (FV) Mode.......................................................... 40
Force Current (FI) Mode........................................................... 41
SPI Interface ................................................................................ 42
LVDS Interface............................................................................ 42
Serial Interface Write Mode...................................................... 42
RESET Function ......................................................................... 42
BUSY and LOAD Functions ..................................................... 42
Register Update Rates ................................................................ 44
Register Selection ....................................................................... 44
Write System Control Register ................................................. 46
Write PMU Register................................................................... 48
Write DAC Register ................................................................... 50
Read Registers............................................................................. 53
Readback of System Control Register...................................... 54
Readback of PMU Register ....................................................... 55
Readback of Comparator Status Register................................ 56
Readback of Alarm Status Register.......................................... 56
Readback of DAC Register........................................................ 57
Power-On Default ...................................................................... 58
Setting Up the Device on Power-On ....................................... 58
Changing Modes ........................................................................ 59
Required External Components............................................... 59
Power Supply Decoupling ......................................................... 60
Power Supply Sequencing ......................................................... 60
Typical Application for the AD5522........................................ 60
Ordering Guide .......................................................................... 63