SPH1642HT5H-1 SPH1642HT5H-1 Rev B Datasheet Wide Bandwidth, Low Noise, Precision Top Port SiSonic™ Microphone The SPH1642HT5H-1 is a miniature, high-performance, low power, top port silicon microphone. Using Knowles’ proven high performance SiSonic™ MEMS technology, the SPH1642HT5H-1 consists of an acoustic sensor, a low noise input buffer, and an output amplifier. These devices are suitable for applications such as cellphones, smart phones, laptop computers, sensors, digital still cameras, portable music recorders, and other portable electronic devices where excellent wideband audio performance and RF immunity are required. Product Features: • • • • • • • Flat Frequency Response MaxRF Protection Sensitivity Matching Ultra-Stable Performance Standard SMD Reflow Omnidirectional Small Size Typical Applications • • • • • • Portable electronics Cellphones Laptop Computers Tablets Portable Music Recorders Digital Still Cameras knowles.com Datasheet SPH1642HT5H-1 Rev B 01 Absolute Maximum Ratings Parameter Absolute Maximum Rating Units Vdd to Ground -0.3, +5.0 V OUT to Ground -0.3, +5.0 V Input Current ±5 mA Temperature -40 to +100 ºC Stresses exceeding these “Absolute Maximum Ratings” may cause permanent damage to the device. These are stress ratings only. Functional operation at these or any other conditions beyond those indicated under “Acoustic & Electrical Specifications” is not implied. Exposure beyond those indicated under “Acoustic & Electrical Specifications” for extended periods may affect device reliability. Acoustic & Electrical Specifications TEST CONDITIONS: 23 ±2°C, 55±20% R.H., VDD(min) < VDD < VDD(max), no load, unless otherwise indicated Parameter Symbol Supply Voltage1 Supply Current1 Conditions VDD IDD VDD = 1.8V Typ. Max Units 1.5 - 3.6 V - 117 130 µA 132 185 VDD = 3.6V S 94 dB SPL @ 1 kHz -39 -38 -37 dBV/Pa Signal to Noise Ratio SNR 94 dB SPL @ 1 kHz, A-weighted - 65 - dB(A) Total Harmonic Distortion THD 94 dB SPL @ 1 kHz, S = Typ, Rload > 3 k Ohms - .25 - % Acoustic Overload Point AOP 10% THD @ 1 kHz, S = Typ, VDD = 3.6V, Rload > 3 k Ohms - 124 - dB SPL Power Supply Rejection Ratio PSRR 200mVpp sinewave @ 1 kHz, VDD = 1.8V - 77 - dB PSR 100 mVpp 1/8 duty cycle rectangular waveform @ 217 Hz, A-weighted, 20kHz BW - -102 - dBV(A) VDD = 1.8V - 1.3 - V @ 1 kHz - - 500 Ohms Sensitivity1 Power Supply Rejection DC Output Output Impedance ZOUT Directivity Polarity 1 Min. Omnidirectional Increasing sound pressure Increasing output voltage 100% Tested knowles.com Datasheet SPH1642HT5H-1 Rev B 02 FREQUENCY RESPONSE CURVE Typical Free Field Response Normalized to 1 kHz Interface Circuit VDD .1µf RF VDD OUTPUT GROUND RS VREF External Gain = -RF/RS (Set By User) Dotted Section Represents SiSonicTM Microphone Notes: All Ground pins must be connected to ground. Capacitors near the microphone should not contain Class 2 dielectrics. Detailed information on acoustic, mechanical, and system integration can be found in the latest SiSonic™ Design Guide application note. knowles.com Datasheet SPH1642HT5H-1 Rev B 03 Mechanical Specifications Item Dimension Tolerance Length (L) 3.50 ±0.10 Width (W) 2.65 ±0.10 Height (H) 1.00 ±0.10 Ø0.325 ±0.050 Acoustic Port (AP) Pin # Pin Name Type Description 1 GROUND Power Ground 2 GROUND Power Ground 3 GROUND Power Ground 4 OUTPUT Signal Output Signal 5 GROUND Power Ground 6 VDD Power Power Supply Notes:Pick Area only extends to 0.25 mm of any edge or hole unless otherwise specified. Dimensions are in millimeters unless otherwise specified. Tolerance is ±0.15mm unless otherwise specified. Detailed information on AP size considerations can be found in the latest SiSonic™ Design Guide application note. Further optimizations based on application should be performed. Example Land Pattern knowles.com Example Solder Stencil Pattern Datasheet SPH1642HT5H-1 Rev B 04 Mechanical Specifications (cont’d) PACKAGING & MARKING DETAIL Model Number Suffix Reel Diameter Quantity Per Reel SPH1642HT5H-1 8 13” 5,900 Alpha Character A: “S”: Knowles SiSonicTM Production “E”: Knowles Engineering Samples “P”: Knowles Prototype Samples “12345678”: Unique Job Identification Number for product traceability Notes: Dimensions are in millimeters unless otherwise specified. Vacuum pickup only in the pick area indicated in Mechanical Specifications. Tape & reel per EIA-481. Labels applied directly to reel and external package. Shelf life: Twelve (12) months when devices are to be stored in factory supplied, unopened ESD moisture sensitive bag under maximum environmental conditions of 30°C, 70% R.H. knowles.com Datasheet SPH1642HT5H-1 Rev B 05 Recommended Reflow Profile tP TP Ramp-up TL tL TSMAX tS Preheat TSMIN Ramp-down 25°C Time Time 25°C to Peak Profile Feature Average Ramp-up rate (TSMAX to TP) 3°C/second max. Preheat • Temperature Min (TSMIN) • Temperature Max (TSMAX) • Time (TSMIN to TSMAX) (tS) 150°C 200°C 60–180 seconds Time maintained above: • Temperature (TL) • Time (tL) 217°C 60–150 seconds Peak Temperature (TP) 260°C Time within 5°C of actual Peak Temperature (tP) 20–40 seconds Ramp-down rate (TP to TSMAX) 6°C/second max Time 25°C to Peak Temperature Notes: Pb-Free 8 minutes max Based on IPC/JDEC J-STD-020 Revision C. All temperatures refer to topside of the package, measured on the package body surface Additional Notes (A) (B) (C) MSL (moisture sensitivity level) Class 1. Maximum of 3 reflow cycles is recommended. In order to minimize device damage: • Do not board wash or clean after the reflow process. • Do not brush board with or without solvents after the reflow process. • Do not directly expose to ultrasonic processing, welding, or cleaning. • Do not insert any object in port hole of device at any time. • Do not apply over 30 psi of air pressure into the port hole. • Do not pull a vacuum over port hole of the microphone. • Do not apply a vacuum when repacking into sealed bags at a rate faster than 0.5 atm/sec. knowles.com Datasheet SPH1642HT5H-1 Rev B 06 Materials Statement Meets the requirements of the European RoHS directive 2011/65/EC as amended. Meets the requirements of the industry standard IEC 61249-2-21:2003 for halogenated substances and Knowles Green Materials Standards Policy section on Halogen-Free. Ozone depleting substances are not used in the product or the processes used to make the product, including compounds listed in Annex A, B, and C of the “Montreal Protocol on Substances That Deplete the Ozone Layer.” Reliability Specifications Test Description Reflow 5 reflow cycles with peak temperature of +260°C High Temperature Storage +105°C environment for 1,000 hours (IEC 68-2-2 Test Ba) Low Temperature Storage -40°C environment for 1,000 hours (IEC 68-2-1 Test Aa) High Temperature Bias +105°C environment while under bias for 1,000 hours (IEC 68-2-2 Test Ba) Low Temperature Bias -40°C environment while under bias for 1,000 hours (IEC 68-2-1 Test Aa) Temperature/Humidity Bias +85°C/85% R.H. environment while under bias for 1,000 hours (JESD22-A101A-B) Thermal Shock 100 cycles of air-air thermal shock from -40°C to +125°C with 15 minute soaks (IEC 68-2-4) Tumble Test 300 Random Drops of Test Box on to Steel Base from 1.0m, 10 Tumbles/Minute Vibration 16 minutes in each X, Y, Z axis from 20 to 2,000 Hz with peak acceleration of 20 G (MIL 883E, Method 2007.2,A) Mechanical Shock 3 pulses of 10,000 G in each of the X, Y, and Z directions (IEC 68-2-27 Test Ea) ESD-HBM 3 discharges of ±2kV direct contact to I/O pins (MIL 883E, Method 3015.7) ESD-LID/GND 3 discharges of ±8kV direct contact to lid while unit is grounded (IEC 61000-4-2) ESD-MM 3 discharges of ±200V direct contact to IO pins (ESD STM5.2) Specification Revisions Revision Specification Changes Date A Initial Release ECR#15-181 5/21/2015 B Changed THD to .25% ECR#15-259 7/21/2015 Information contained herein is subject to change without notice. It may be used by a party at their own discretion and risk. We do not guarantee any results or assume any liability in connection with its use. This publication is not to be taken as a license to operate under any existing patents. Model/Reference Number: Datasheet SPH1642HT5H-1 Rev B © Copyright 2015 Knowles knowles.com Phone: (630) 250-5100 Fax: (630) 250-0575 [email protected] Datasheet SPH1642HT5H-1 Rev B Knowles 1151 Maplewood Drive Itasca, Illinois 60143 07