Knowles is the originator of balanced armature technology which they apply to their receiver, specialty transducers and hearing aid products. Knowles is also a market-leading manufacturer of MEMS microphones, electret microphones, voice processors and acoustical component accessories.
| Product status | Active |
|---|---|
| Diameter / length [mm] | 2.75 |
| Width [mm] | 1.85 |
| Thickness[mm] | 0.9 |
| Port location | Bottom |
| Directivity | Omnidirectional |
| Output format | Analog_x000D_ Unity Gain |
| Sensitivity @ 1kHz [dBV re. 1V/Pa] or dBFs | -38 |
| Sensitivity Tolerance[± dB] | 1 |
| SNR [dB] | 62.5 |
| AOP [dB] | 124 |
| Impedance [Ohm] | 300 |
The SPV1142LR5H-1 is a miniature, high-performance, low power,
matched sensitivity bottom port silicon microphone. Using Knowles’
proven high performance SiSonic™ MEMS technology with flat frequency response and LFRO (Low Frequecncy Roll Off) , the SPV1142LR5H-1 consists of an acoustic sensor, a low noise input buffer, and an output amplifier. These devices are suitable forapplications such as Headsets, TWS and other portable electronic devices where excellent wideband audio performance.
| Product status | Active |
|---|---|
| Diameter / length [mm] | 2.75 |
| Width [mm] | 1.85 |
| Thickness[mm] | 0.9 |
| Port location | Bottom |
| Directivity | Omnidirectional |
| Output format | Analog_x000D_ Unity Gain |
| Sensitivity @ 1kHz [dBV re. 1V/Pa] or dBFs | -38 |
| Sensitivity Tolerance[± dB] | 1 |
| SNR [dB] | 62.5 |
| AOP [dB] | 124 |
| Impedance [Ohm] | 300 |
The SPV1142LR5H-1 is a miniature, high-performance, low power,
matched sensitivity bottom port silicon microphone. Using Knowles’
proven high performance SiSonic™ MEMS technology with flat frequency response and LFRO (Low Frequecncy Roll Off) , the SPV1142LR5H-1 consists of an acoustic sensor, a low noise input buffer, and an output amplifier. These devices are suitable forapplications such as Headsets, TWS and other portable electronic devices where excellent wideband audio performance.
Knowles is the originator of balanced armature technology which they apply to their receiver, specialty transducers and hearing aid products. Knowles is also a market-leading manufacturer of MEMS microphones, electret microphones, voice processors and acoustical component accessories.
| Product status | Active |
|---|---|
| Diameter / length [mm] | 2.75 |
| Width [mm] | 1.85 |
| Thickness[mm] | 0.9 |
| Port location | Bottom |
| Directivity | Omnidirectional |
| Output format | Analog_x000D_ Unity Gain |
| Sensitivity @ 1kHz [dBV re. 1V/Pa] or dBFs | -38 |
| Sensitivity Tolerance[± dB] | 1 |
| SNR [dB] | 62.5 |
| AOP [dB] | 124 |
| Impedance [Ohm] | 300 |
The SPV1142LR5H-1 is a miniature, high-performance, low power,
matched sensitivity bottom port silicon microphone. Using Knowles’
proven high performance SiSonic™ MEMS technology with flat frequency response and LFRO (Low Frequecncy Roll Off) , the SPV1142LR5H-1 consists of an acoustic sensor, a low noise input buffer, and an output amplifier. These devices are suitable forapplications such as Headsets, TWS and other portable electronic devices where excellent wideband audio performance.
Knowles is the originator of balanced armature technology which they apply to their receiver, specialty transducers and hearing aid products. Knowles is also a market-leading manufacturer of MEMS microphones, electret microphones, voice processors and acoustical component accessories.
Headquarters
SAS SELTECH
2, Allée des Cerisiers
F – 94042 Créteil FRANCE
Tel EU : +33 1 48 92 90 02
Tel NA : +1 (919) 481 6896
SELTECH is an international solution provider with deep expertise in acoustics and sensors. We offer innovative solutions to our customers’ challenges, from design to production.
