AD5522JSVUZ

Quad Parametric Measurement Unit with Integrated 16-Bit Level Setting DACs Data Sheet AD5522 FEATURES APPLICATIONS Quad parametric measurement unit (PMU) Automated test equipment (ATE) FV, FI, FN (high-Z), MV, MI functions Per-pin parametric measurement unit 4 programmable current ranges (internal R ) Continuity and leakage testing SENSE 5 A, 20 A, 200 A, and 2 mA Device power supply 1 programmable current range up to 80 mA (external R ) Instrumentation SENSE 22.5 V FV range with asymmetrical operation Source measure unit (SMU) Integrated 16-bit DACs provide programmable levels Precision measurement Gain and offset correction on chip Low capacitance outputs suited to relayless systems On-chip comparators per channel FI voltage clamps and FV current clamps Guard drive amplifier System PMU connections Programmable temperature shutdown SPI- and LVDS-compatible interfaces Compact 80-lead TQFP with exposed pad (top or bottom) FUNCTIONAL BLOCK DIAGRAM DVCC DGND CCOMP 0:3 SYS FORCE AGND AVSS AVDD SYS SENSE EN EXTFOH 0:3 VREF 16-BIT 4 16 16 CLH DAC X1 REG CLH CFF 0:3 X2 REG SW3 16 M REG REFGND 2 16 C REG 2 OFFSET DAC INTERNAL RANGE SELECT 16 60 FIN 1k (5A, 20A, 200A, 2mA) 16 6 SW1 16-BIT 16 + X1 REG 16 FIN DAC + AGND FOH 0:3 M REG X2 REG FORCE C REG MEASVH AMPLIFIER 6 SW5 (Hi-Z) R SENSE SW2 4k SW6 SW4 16-BIT 16 16 X1 REG CLL DAC CLL EXTMEASIH 0:3 X2 REG 16 VMID TO M REG 2 + 16 CENTER EXTERNAL SW8 SW10 C REG 2 I RANGE R SENSE 2k SW7 (CURRENTS + 5 or 10 UP TO 80mA) EXTMEASIL 0:3 MEASOUT + MUX AND GAIN MEASOUT 0:3 SW9 1/0.2 4k SW12 TEMP MEASURE SENSOR CURRENT AGND 16 SW11 IN-AMP MEASVH 0:3 6 16 6 + 16 X1 REG 16-BIT 16 GUARD 0:3 M REG CPH DAC X2 REG SW13 AGND DUT C REG + GUARDIN 0:3 / SW16 1 GUARD AMP DUTGND 0:3 16 DUTGND CPH 6 + 16 6 SW14 CPL 16-BIT DUTGND X1 REG 16 16 CPL DAC M REG X2 REG MEASURE + + SW15 C REG VOLTAGE IN-AMP COMPARATOR 10k AGND 16-BIT TO ALL DAC TO 16 OFFSET OUTPUT TEMP MEASOUT DAC AMPLIFIERS SENSOR TMPALM MUX 16 SERIAL CLAMP AND POWER-ON INTERFACE GUARD CGALM RESET ALARM RESET SDO SCLK SDI SYNC BUSY LOAD SPI/ CPOL0/ CPOH0/ CPOL1/ CPOH1/ CPOL2/ CPOH2/ CPOL3/ CPOH3/ LVDS SCLK SDI SYNC SDO CPO0 CPO1 CPO2 CPO3 Figure 1. Rev. F Document Feedback Information furnished by Analog Devices is believed to be accurate and reliable. However, no responsibility is assumed by Analog Devices for its use, nor for any infringements of patents or other One Technology Way, P.O. Box 9106, Norwood, MA 02062-9106, U.S.A. rights of third parties that may result from its use. Specifications subject to change without notice. No Tel: 781.329.4700 20082018 Analog Devices, Inc. All rights reserved. license is granted by implication or otherwise under any patent or patent rights of Analog Devices. Trademarks and registered trademarks are the property of their respective owners. Technical Support www.analog.com 06197-001AD5522 Data Sheet TABLE OF CONTENTS Features .............................................................................................. 1 Calibration................................................................................... 38 Applications ....................................................................................... 1 Additional Calibration ............................................................... 39 Functional Block Diagram .............................................................. 1 System Level Calibration ........................................................... 39 Revision History ............................................................................... 3 Circuit Operation ........................................................................... 40 General Description ......................................................................... 4 Force Voltage (FV) Mode .......................................................... 40 Specifications ..................................................................................... 6 Force Current (FI) Mode ........................................................... 41 Timing Characteristics .............................................................. 11 Serial Interface ................................................................................ 42 Absolute Maximum Ratings .......................................................... 15 SPI Interface ................................................................................ 42 Thermal Resistance .................................................................... 15 LVDS Interface............................................................................ 42 ESD Caution ................................................................................ 15 Serial Interface Write Mode ...................................................... 42 Pin Configurations and Function Descriptions ......................... 16 RESET Function ......................................................................... 42 Typical Performance Characteristics ........................................... 22 BUSY LOAD and Functions ..................................................... 42 Terminology .................................................................................... 29 Register Update Rates ................................................................ 44 Theory of Operation ...................................................................... 30 Register Selection ....................................................................... 44 Force Amplifier ........................................................................... 30 Write System Control Register ................................................. 46 Comparators ................................................................................ 30 Write PMU Register ................................................................... 48 Clamps ......................................................................................... 30 Write DAC Register ................................................................... 50 Current Range Selection ............................................................ 31 Read Registers ............................................................................. 53 High Current Ranges ................................................................. 31 Readback of System Control Register...................................... 54 Measure Current Gains.............................................................. 32 Readback of PMU Register ....................................................... 55 VMID Voltage ............................................................................. 32 Readback of Comparator Status Register ................................ 56 Choosing Power Supply Rails ................................................... 33 Readback of Alarm Status Register .......................................... 56 Measure Output (MEASOUTx Pins)....................................... 33 Readback of DAC Register ........................................................ 57 Device Under Test Ground (DUTGND)................................. 33 Applications Information .............................................................. 58 Guard Amplifier ......................................................................... 34 Power-On Default ...................................................................... 58 Compensation Capacitors ......................................................... 34 Setting Up the Device on Power-On ....................................... 58 System Force and Sense Switches ............................................. 35 Changing Modes ........................................................................ 59 Temperature Sensor ................................................................... 35 Required External Components ............................................... 59 DAC Levels ...................................................................................... 36 Power Supply Decoupling ......................................................... 60 Offset DAC .................................................................................. 36 Power Supply Sequencing ......................................................... 60 Gain and Offset Registers .......................................................... 36 Typical Application for the AD5522 ........................................ 60 Cached X2 Registers ................................................................... 37 Outline Dimensions ....................................................................... 62 Reference Voltage (VREF) ......................................................... 37 Ordering Guide .......................................................................... 63 Reference Selection .................................................................... 37 Rev. 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