PUI - Projections Unlimited, Inc. - DMM Series Microelectromechanical Systems (MEMS) Wide-Band Microphones

Unit of Measure

Items	DMM-4026-B-I2S-EB-R DMM Series -86 Decibels (dB) Power Supply Rejection Microelectromechanical Systems (MEMS) Wide-Band Microphone List Price {QUOTE}	DMM-4026-B-I2S-R DMM Series -86 Decibels (dB) Power Supply Rejection Microelectromechanical Systems (MEMS) Wide-Band Microphone List Price {QUOTE}	DMM-4326-T-WP-R DMM Series -80 Decibels (dB) Power Supply Rejection Microelectromechanical Systems (MEMS) Wide-Band Microphone List Price {QUOTE}
Manufacturer Stock	N/A {0}	N/A {0}	N/A {0}
Description	N/A PUI Audio? is proud to release a line of high-fidelity MEMS wide-band microphones that cover the entire audio band from 20 Hz up to 18 kHz and up to 20 kHz on some models while featuring an industry-best consistency of ?1 dB across the entire frequency response. Quickly test and prototype the I²S DMM-4026-B-I2S-R with this evaluation board. Solder pads make wiring to the evaluation board quick-and-easy!	N/A	N/A
Brands	N/A PUI Audio™
Manufacturer	N/A PUI Audio�, Inc.
Directivity	N/A Omni-Directional
Data Format	N/A I²S 24-bit data size with 18-bit precision, 32-bit word size	N/A I²S 24-bit data size with 18-bit precision, 32-bit word size	N/A 1/2 Cycle PDM
Sensitivity	N/A -26 dB
Sensitivity Tolerance (±)	N/A 1 dB
Testing Condition for Sensitivity	N/A 1 kHz at 50 cm with 94 dB source 0 dB=1 V/Pa
Direct Current (DC) Rated Voltage	N/A 1.8 V
Direct Current (DC) Operating Voltage Range	N/A 1.5 to 3.6 V	N/A 1.5 to 3.6 V	N/A 1.6 to 3.6 V
Supply Current at Normal Mode	N/A 820 ~ 1000 µA	N/A 820 ~ 1000 µA	N/A
Supply Current at Sleep Mode (Clock Off)	N/A 5 µA	N/A 5 µA	N/A
Current Draw at Full Power Mode	N/A	N/A	N/A 800 ~ 1000 µA
Current Draw at Low Power Mode	N/A	N/A	N/A 400 ~ 450 µA
Signal to Noise Ratio	N/A 64 dB	N/A 64 dB	N/A
Signal to Noise Ratio at Full Power Mode	N/A	N/A	N/A 58 dB
Signal to Noise Ratio at Low Power Mode	N/A	N/A	N/A 56 dB
Note for Signal to Noise Ratio	N/A 1 kHz, 94 dB input, A-Weighted
Frequency Range	N/A 20 ~ 10000 Hz	N/A 20 ~ 10000 Hz	N/A
Frequency Range (-10 dB)	N/A	N/A	N/A 20 ~ 15000 Hz
Total Typical Harmonic Distortion	N/A 1 %	N/A 1 %	N/A 0.5 %
Testing Condition for Total Typical Harmonic Distortion	N/A 110 dB at 50 cm, 1 kHz acoustic source	N/A 110 dB at 50 cm, 1 kHz acoustic source	N/A 94 dB at 50 cm, 1 kHz acoustic source
Startup Time (Sensitivity Reaching 90% of Listed Value From Initial Power-Up)	N/A 20 ms	N/A 20 ms	N/A
Startup Time (From Sleep Mode)	N/A 20 ms	N/A 20 ms	N/A
Startup Time (From Normal Mode to Sleep Mode)	N/A 20 ms	N/A 20 ms	N/A
Input Clock Frequency at Normal Mode	N/A 2.048 ~ 4.096 MHz	N/A 2.048 ~ 4.096 MHz	N/A
Input Clock Frequency at Sleep Mode	N/A 320 kHz	N/A 320 kHz	N/A
Clock Jitter (Long Term Root Mean Square (RMS))	N/A 500 ps	N/A 500 ps	N/A
Load Capacitance	N/A 140 pF
Pass Band (Fs = 48 kHz)	N/A 18 kHz	N/A 18 kHz	N/A
Pass Band Attenuation	N/A 0.5 dB	N/A 0.5 dB	N/A
Acceptable Soldering Methods	N/A	N/A Reflow Solder	N/A Reflow Solder
Acoustic Overload Point (AOP) at Full Power Mode	N/A	N/A	N/A 123 dB
Acoustic Overload Point (AOP) at Low Power Mode	N/A	N/A	N/A 120 dB
Testing Condition for Acoustic Overload Point (AOP) at Low Power Mode	N/A	N/A	N/A 10 % THD at 1 kHz, acoustic source 50cm away from microphone
Environmental Compliances	N/A Restriction of Hazardous Substances (RoHS)/Halogen Free
Power Supply Rejection¹	N/A -86 dB	N/A -86 dB	N/A -80 dB
Testing Condition for Power Supply Rejection	N/A 100 _mV_pp Square Wave at 217 Hz, A-Weighted
Weight	N/A	N/A < 0.3 g	N/A < 0.3 g
Maximum Direct Current (DC) Voltage on Any Pin	N/A	N/A	N/A 4 V
Maximum Sound Pressure Level (SPL) Before Damage (Source 50 cm From Microphone)	N/A	N/A	N/A 160 dB
Maximum Mechanical Shock	N/A	N/A	N/A 10000 G
Maximum Vibration	N/A	N/A	N/A Pre-MIL-STD-883 Method 2007, Test Condition B
Operating Temperature (VDD < 3 VDC)	N/A	N/A	N/A -40 ~ +100 ºC
Operating Temperature (VDD > 3 VDC)	N/A	N/A	N/A -40 ~ +70 ºC
Operating Temperature	N/A -40 ~ +100 ºC	N/A -40 ~ +100 ºC	N/A
Storage Temperature	N/A -40 ~ +125 ºC
Ingress Protection Rating	N/A	N/A	N/A Ingress Protection (IP57)
Moisture Sensitivity Level (MSL)²	N/A	N/A 1	N/A 1
Clock Frequency at Sleep Mode	N/A	N/A	N/A 0 ~ 320 kHz
Clock Frequency at Low Power Mode	N/A	N/A	N/A 351 ~ 800 kHz
Clock Frequency at Full Power Mode	N/A	N/A	N/A 1.024 ~ 4.096 MHz
Duty Cycle	N/A	N/A	N/A 45 ~ 55 %
Testing Condition for Duty Cycle	N/A	N/A	N/A For fCLK ≤ 2.4 MHz the duty cycle must be in the range of 40 ~ 60% and for fCLK > 2.4 MHz the duty cycle must be 50%
High Logic Input	N/A	N/A	N/A 0.65 x VDD ~ VDD + 0.3V
Low Logic Input	N/A	N/A	N/A -0.3 ~ 0.35 x VDD
High Logic Output	N/A	N/A	N/A 0.65 x VDD ~ VDD + 0.3V
Low Logic Output	N/A	N/A	N/A -0.3 ~ 0.35 x VDD
Simulated Reflow (Without Solder)	N/A Samples for qualification testing require 3 passes 260 ±5 ºC reflow solder profiles. 2 hours of setting time is required between each reflow profile test.	N/A Samples for qualification testing require 3 passes 260±5 ℃ reflow solder profiles. 2 hours of setting time is required between each reflow profile test.	N/A Samples for qualification testing require 3 passes 260±5 ºC reflow solder profiles. 2 hours of setting time is required between each reflow profile test.
Static Humidity	N/A Precondition at +25 ºC for 1 hour. Expose to +85 ºC with 85% relative humidity for 1000 hours. Dry at room ambient for 3 ±1 hour before taking final measurement.	N/A Precondition at +25℃ for 1 hour. Expose to +85℃ with 85% relative humidity for 1000 hours. Dry at room ambient for 3 ±1 hour before taking final measurement.	N/A Precondition at +25 ºC for 1 hour. Expose to +85 ºC with 85% relative humidity for 1000 hours. Dry at room ambient for 3±1 hour before taking final measurement.
Temperature Shock	N/A Each cycle shall consist of 30 minutes at -40ºC, 30 minutes at +125ºC with 5 minutes transition time. Test duration is for 30 cycles, starting from cold to hot temperature.	N/A Each cycle shall consist of 30 minutes at -40℃, 30 minutes at +125℃ with 5 minutes transition time. Test duration is for 30 cycles, starting from cold to hot temperature.	N/A Each cycle shall consist of 30 minutes at -40 ºC, 30 minutes at +125 ºC with 5 minutes transition time. Test duration is for 30 cycles, starting from cold to hot temperature.
Electrostatic-Sensitive Device (ESD) Sensitivity	N/A Perform ESD sensitivity threshold measurements for each contact according to MIL-STD-883G, Method 3015.7 for Human Body Model. Identify the ESD threshold levels indicating passage of 8000V Human Body Model.
Vibration Test	N/A Vibrate randomly along three perpendicular directions for 30 minutes in each direction, 4 cycles from 20~2000 Hz with a peak acceleration of 20 Gs.
Shock Test	N/A Subject samples to half-sine shock pulses (3000±15% Gs for 0.3ms) in each direction, for a total of 18 shocks.
Drop Test	N/A Drop samples from 1.5m height onto a steel surface, total 18 times and inspected for mechanical damage.
Operation Life	N/A Subject samples to +125ºC for 168 hours under full maximum rated voltage.	N/A Subject samples to +125℃ for 168 hours under full maximum rated voltage.	N/A Subject samples to +125ºC for 168 hours under full maximum rated voltage.
Waterproof Test	N/A	N/A	N/A Place 15 microphones in water at 1m depth for 30 minutes. Remove and dissect 5 pieces to check for water ingress. Test remaining 10 microphones for sensitivity after resting at room temperature for 2 hours.
Note for Reliability Testing	N/A Microphone frequency response and sensitivity shall not deviate more than ±3 dB.
Tolerance (±)	N/A 0.5 mm
Angle Tolerance (±)	N/A 3 º
Note	N/A Specifications subject to change or withdrawal without notice.
¹ To Full Scale ² MSL level dependent on product remaining in sealed packaging until use.