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Document overview
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Technical content
Features
Selectable Power Modes as low as 2 mA (3V) Power Down Mode to 400 uA Operates from 3.0V to 5.5 VDC 5 6 pole Bandpass filters in one package Digitally controlled gain stage Two Uncommitted Op Amps No Microprocessor Needed
Applications
Multi-standard RFID Readers (MSTHDA-1) Real-Time DistortionAnalysis Audio and Ultrasonic Analysis Vibration Analysis
Ordering Information
Part Number Package Operating Temperature MSTHDAN SOIC-16N -40 o to +85o C Absolute Maximum Ratings Power Supply Voltage +6V Storage Temperature Range -60 to +150 oC Operating Temperature Range -40 to +85 oC MSTHDA Total Harmonic Distortion Analyzer Data Sheet ©2007-22017 Mixeed Signal Inteegratioon 1 ww.mix-ssig.coom -70 -60 -50 -40 -30 -20 -10 FREQUENCY (Hz) AMPLITUDE (dB) Figure 1: Normalized Frequency Response
PARAMETER SYMBOL CONDITIONS MIN TYP MAX UNITS DC Specifications Operating Voltage VDD 3.3 5.0 5.5 V Supply Current IDD PD=VDD RBias=100k 110 mA Supply Current IDD PD=VDD 15 mA Supply Current IDD PD=VDD/2 5 mA Powerdown Current IDD PD PD=VSS 400 μA Input Impedance RI 10 M Ω Output Impedance RO 500 Ω Supply Current IDD PD=1/2 *VDD VDD=3.3V 0.5 1.0 2.0 mA AC Specifications -40 dB Bandwidth 0.76 1.32 Hz/Hz Maximum Center Frequency Output 5 PD=VDD/2V 1 MHz Maximum Center Frequency Output 5 PD=5V 2 MHz Bandpass Q Q 9.0 Output Capacitive Load 20 pF Output Signal Swing RL = 10 M Ω 4.0 Vpp Noise e n To 1/2 Sample 180 μVrms Clock to Corner Filter 1 Sample Rate is 2xClock 62.5 Hz/Hz Clock to Corner Filter 2 Sample Rate is 2xClock 31.25 Hz/Hz Clock to Corner Filter 3 Sample Rate is 2xClock 20.83 Hz/Hz Clock to Corner Filter 4 Sample Rate is 2xClock 15.625 Hz/Hz Clock to Corner Filter 5 Sample rate is 2x Clock 12.5 Hz/Hz Gain A V -0.5 0.0 0.5 dB Output Offset Voltage VOS V IN = 1 Vrms 50 mV Distortion THD -71 dB
Electrical Characteristics
(VDD = +5.0V, T = 25 C) Total Harmonic Distortion Analyzer Data Sheet ©2007-22017 Mixeed Signal Inteegratioon 2www.mix-ssig.coom MSTHDA
Total Harmonic Distortion Analyzer Data Sheet ©2007-22017 Mixeed Signal Inteegratioon 3 Block Diagram ww.mix-ssig.coom OUT1 OUT2 OUT3 OUT4 OUT5 OUT A IN- IN+ IN- OUT B AGND GAIN CLK IN VDD VSS AGND PD CLOCK GENERATOR FILTER FUNDAMENTAL FILTER SECOND FILTER THIRD FILTER FOURTH FILTER FIFTH GAIN 0,10,20 dB Mixed Signal Integration Corporation reserves the right to change any product or specification without notice at any time. Mix ed Signal Integration products are not designed or authorized for use in life support systems. Mixed Signal Integration assumes no respo nsibility for errors in this document. MSTHDA Figure 2: MSTHDA BLOCKDIAGRAM
Total Harmonic Distortion Analyzer Data Sheet MSTHDA Pin Description 1. INB Inverting Uncommitted Op Amp Input B 2. OUTA Op Amp Output A 3. INA Inverting Op Amp Input A 4. BIAS Bias Input on MSTHD-1 IPA Noninverting OpAmp Input A MSTHD 5. AGND Connect to 1/2 VDD 6. CLK CMOS Clock adjusts position of bandpass filter outputs. 7. VSS Negative Supply; Tie to 0VDC 8. GAIN Tertiary Control: 0V, 0 dB, 1/2 VDD 10 dB VDD 20 dB 9. PD Power Down; When CMOS high, device is powered down. 10. OUT1 Fundamental Filter Output 11. OUT2 Second Harmonic Filter Output 12. OUT3 Third Harmonic Filter Output 13. OUT4 Fourth Harmonic Filter Output 14. OUT5 Fifth Harmonic Filter Output 15. VDD Positive Supply Typically 5.0 VDC 16. OUTB Uncommitted Op Amp B Output. ©2007-22017 Mixeed Signal Inteegratioon 4ww.mix-ssig.coom INB GAIN PD OUTA INA BIAS/IPA AGND CLK VSS OUT1 OUT2 OUT3 OUT4 OUT5 VDD OUTB16 Figure 3: MSTHDA/MSTHDA-1 Pinout
Total Harmonic Distortion Analyzer Data Sheet ©2007-22017 Mixeed Signal Inteegratioon 5www.mix-ssig.coom MSTHDA-1 Figure 4: MSTHDA-1 Application Schematic (RFID Reader)
©2007-22017 Mixeed Signal Inteegratioon 6www.mix-ssig.coom MSTHDA Total Harmonic Distortion Analyzer Data Sheet Figure 5: MSTHDA Application Schematic
©2007-22017 Mixeed Signal Inteegratioon 7 ww.mix-ssig.coom STANDARD PRODUCTS MSGEQ5A/MSGEQ7 Five Band/Seven Band Graphic Equalizer MSVHFS1-6 Selectable Very High Frequency LP/BP Filter MSHFS1-6 Selectable High Frequency LP/BP Filter MSFS1-6 Selectable Lowpass/Bandpass Filter MSU1F1-4, MSU2F1 Resistor Programmable Universal Active Filter MSU1HF1-4, MSU2HF1 High Frequency Resistor Programmable Universal Active Filter MSELP Switched Capacitor Elliptic Lowpass Filter with Op Amps MSNBLP Switched Capacitor Butterworth Lowpass Filter MSLE/B/C5L/M Switched Capacitor General Purpose Lowpass Filter MS2LFS Dual Selectable Low Voltage Lowpass/Bandpass Filter MSLFS Selectable Low Voltage Lowpass/Bandpass Filter MSHN1-6 Selectable High Pass/Notch Filter MSRAAF Resistor Programmable Active Audio Filter MSRAHF Resistor Programmable Active High Frequency Filter MSDET Tone Detector MSEPAF Electrically Programmable Active Filter MSCBT Communications Baseband Transceiver MSLV14 14 MHz Video Lowpass Filter MSSPSI Smart Programmable Sensor Interface MSCPSI Computer Programmable Sensor Interface MSTHDA Total Harmonic Distortion Analyzer MSSCSA Single Chip Spectrum Analyzer MSFIPS FIP-140 Level 4+ Security Supervisor MSLSA Low Power Single Chip Spectrum Analyzer MSRFIF Radio Frequency Interface Front-End
©2007-22017 Mixeed Signal Inteegratioon 8www.mix-ssig.coom”” Mixed Signal Integration 2157F O'Toole Avenue San Jose, California 95131-1332 Phone: (408)-434-6305 IF YOUR STATE, PROVINCE, OR COUNTRY IS NOT LISTED BELOW, PLEASE CONTACT MSI DIRECTLY. In Mississippi, Alabama, Georgia South Carolina, North Carolina, and Tennessee contact: AdeptRep
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Madison, Alabama 35758 Telephone: 256-772-1922 Facsimile: 256-772-0323 Toll Free: 1-888-419-2563 Web site: www.adeptrep.com In Hong Kong and the People's In Korea contact: In Singapore, Indonesia and Republic of China contact: Malaysia contact: EXER Electronics Hong Kong Ltd. H. B. Corp. EXER Technologies (S) PTE LTD Room 2007, Building B, South Tower #412, Samwhan HIPEX-A, 7030 Ang Mo Kio Ave 5 #03-61 The Hub Center, Xin Gang Dong Road 240, Pangoyeok-ro, Bundang-gu, Northstar @ AMK, Singapore 569880 Haizhu District Seongnam-si, Gyeonggi-do Telephone: (65)-6-747-9669 Guangzhou City, #1068, 13403 Korea Facsimile: (65)-6-749-9669 Guangdong, China Telephone: (02)3472-3450 Email: billy@exercorp.com China Telephone: 86-20-8966-2196 Facsimile: (02)3472-3458 Web site: www.exercorp.com Email: kiki@exercorp.com.cn Email: hbcorp@hbcorp.co.kr In Israel contact: In the United Kingdom contact :In Germany, Austria and Switzerland Phoenix Technologies Ltd. Broadband Technology 2000 Ltd Marbach Elektronik GmbH 3 Gavish St. Victory House Landingstr. 28/30 Kfar-Saba, 44424 Marino Way D-63739 Aschaffenburg Israel Finchampstead Germany Telephone: 09-764-4800 Berkshire RG40 4RF Telephone: 49 6021 581786 -0 Facsimile: 09-764-4801 United Kingdom Facsimile: 49 6021 581786 -3 Telephone: +44 (0) 118 932 4600 Email: info@marbach-elektronik.de Facsimile: +44 (0) 118 973 0571 Web site: www.marbach-elektronik.de E-mail: sales@bt2000.co.uk Web site: www.bt2000.co.uk- I http://www.mix-sig.com Send us e-mail at "info@mix-sig.com" MSTHDA