AD5933YRSZ Analog Devices Inc, AD5933YRSZ Datasheet - Page 2

• Manufacturer Part Number: AD5933YRSZ
• Description: IC NTWK ANALYZER 12B 1MSP 16SSOP
• Manufacturer: Analog Devices Inc

Specifications of AD5933YRSZ

• Resolution (bits): 12 b
• Master Fclk: 16.776MHz
• Voltage - Supply: 2.7 V ~ 5.5 V
• Operating Temperature: -40°C ~ 125°C
• Mounting Type: Surface Mount
• Package / Case: 16-SSOP
• Supply Voltage Range: 2.7V To 5.5V
• Operating Temperature Range: -40°C To +125°C
• Digital Ic Case Style: SSOP
• No. Of Pins: 16
• Frequency Max: 0.1MHz
• Termination Type: SMD
• Pin Count: 16
• Screening Level: Automotive
• Package Type: SSOP
• Filter Terminals: SMD
• Rohs Compliant: Yes
• Communication Function: Network Analyzer
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• For Use With: EVAL-AD5933EBZ - BOARD EVALUATION FOR AD5933
• Tuning Word Width (bits): -
• Lead Free Status / Rohs Status: Compliant
• Other names: AD5933BRSZ; Q2204656A

AD5933
TABLE OF CONTENTS
Features .............................................................................................. 1
Applications ....................................................................................... 1
General Description ......................................................................... 1
Functional Block Diagram .............................................................. 1
Revision History ............................................................................... 3
Specifications ..................................................................................... 4
Absolute Maximum Ratings ............................................................ 7
Pin Configuration and Descriptions .............................................. 8
Typical Performance Characteristics ............................................. 9
Terminology .................................................................................... 12
System Description ......................................................................... 13
Impedance Calculation .................................................................. 17
Performing a Frequency Sweep .................................................... 23
Register Map .................................................................................... 24
I
ESD Caution .................................................................................. 7
Transmit Stage ............................................................................. 14
Frequency Sweep Command Sequence ................................... 15
Receive Stage ............................................................................... 15
DFT Operation ........................................................................... 15
System Clock ............................................................................... 16
Temperature Sensor ................................................................... 16
Temperature Conversion Details .............................................. 16
Temperature Value Register ...................................................... 16
Temperature Conversion Formula ........................................... 16
Magnitude Calculation .............................................................. 17
Gain Factor Calculation ............................................................ 17
Impedance Calculation Using Gain Factor ............................. 17
Gain Factor Variation with Frequency .................................... 17
Two-Point Calibration ............................................................... 18
Two-Point Gain Factor Calculation ......................................... 18
Gain Factor Setup Configuration ............................................. 18
Gain Factor Recalculation ......................................................... 18
Gain Factor Temperature Variation ......................................... 19
Impedance Error ......................................................................... 19
Measuring the Phase Across an Impedance ........................... 21
2
C Serial Interface Timing Characteristics .............................. 6
Rev. C | Page 2 of 44
Serial Bus Interface ......................................................................... 28
Typical Applications ....................................................................... 31
Choosing a Reference for the AD5933 ........................................ 35
Layout and Configuration ............................................................. 36
Evaluation Board ............................................................................ 37
Outline Dimensions ....................................................................... 43
Control Register (Register Address 0x80, Register Address
0x81) ............................................................................................. 24
Start Frequency Register (Register Address 0x82, Register
Address 0x83, Register Address 0x84)..................................... 25
Frequency Increment Register (Register Address 0x85,
Register Address 0x86, Register Address 0x87) ..................... 26
Number of Increments Register (Register Address 0x88,
Register Address 0x89) .............................................................. 26
Number of Settling Time Cycles Register (Register Address
0x8A, Register Address 0x8B) ................................................. 26
Status Register (Register Address 0x8F) .................................. 27
Temperature Data Register (16 Bits—Register Address 0x92,
Register Address 0x93) .............................................................. 27
Real and Imaginary Data Registers (16 Bits—Register
Address 0x94, Register Address 0x95, Register Address 0x96,
Register Address 0x97) .............................................................. 27
General I
Writing/Reading to the AD5933 .............................................. 29
Block Write .................................................................................. 29
Read Operations ......................................................................... 30
Measuring Small Impedances ................................................... 31
Biomedical: Noninvasive Blood Impedance Measurement .. 33
Sensor/Complex Impedance Measurement ............................ 33
Electro-Impedance Spectroscopy............................................. 34
Power Supply Bypassing and Grounding ................................ 36
Using the Evaluation Board ...................................................... 37
Prototyping Area ........................................................................ 37
Crystal Oscillator (XO) vs. External Clock ............................. 37
Schematics ................................................................................... 38
Bill of Materials ........................................................................... 42
Ordering Guide .......................................................................... 43
2
C Timing .................................................................... 28