SPH0690LM4H-1 EVEREST MULTIMODE DIGITAL BOTTOM PORT SISONIC MICROPHONE The SPH0690LM4H-1 is a miniature, high-performance, low power, bottom port silicon digital microphone with a single bit PDM output. Using Knowles proven high performance SiSonic MEMS technology, the SPH0690LM4H-1 consists of an acoustic sensor, a low noise input buffer, and a sigma-delta modulator. These devices are suitable for applications such as cellphones, smart phones, laptop computers, PRODUCT FEATURES sensors, digital still cameras, portable music recorders, and other Low Distortion /High AOP portable electronic devices where excellent wideband audio High SNR (69dB with a 1.536MHz performance and RF immunity are required. In addition, the clock) SPH0690LM4H-1 offers multiple performance modes. Low Current Consumption in Low- Power Mode Flat Frequency Response Charge Pump Regulator Vdd High Drive Capability Control SELECT RF Shielded CLK Bottom Port MEMS Buffer ADC DATA Transducer Sensitivity Matching Supports Dual Multiplexed Channels GND Multiple Performance Modes (Sleep, Low-Power, Normal) ABSOLUTE MAXIMUM RATINGS Ultra-Stable Performance Omnidirectional Standard SMD Reflow LGA Package Parameter Absolute Maximum Rating Units TYPICAL APPLICATIONS Portable Electronics Cellphones Laptop Computers Tablets Digital Still Cameras Portable Music Recorders knowles.com DATASHEET SPH0690LM4H-1 Rev A 2019, Knowles Electronics, LLC, Itasca, IL, USA, All Rights Reserved. SiSonic, Knowles and the logo are trademarks of Knowles Electronics, LLC. MULTIMODE DIGITAL BOTTOM PORT SISONIC MICROPHONE 1 ACOUSTIC & ELECTRICAL SPECIFICATIONS Parameter Symbol Conditions Min Typ Max Units knowles.com DATASHEET SPH0690LM4H-1 Rev A 2019, Knowles Electronics, LLC, Itasca, IL, USA, All Rights Reserved. 2 SiSonic, Knowles and the logo are trademarks of Knowles Electronics, LLC.