Microphones
Microphones are transducers that convert sound into an electrical signal for storage, transmission and/or rebroadcasting. Ranging from large boom style microphones to small and popular MEMS types, they are differentiated by impedance, voltage rating, sensitivity, frequency range, port location, overall size and mounting type. Analog, I2S, PDM and TDM output interfaces are available.
Sourcing Knowles Microphones: in-stock lines for quick ship, BOM matching for multi-line builds, and original-channel screening — not keyword stuffing.
Product List
Total Components: 37
| Product | Pricing | Datasheet | Output Type | Direction | Sensitivity | S/N Ratio | Height (Max) | Port Location | Voltage Range | Size / Dimension | Type | Voltage - Rated | Current - Supply | Frequency Range | Impedance | Ratings | Shape | Termination | Stock & Quantity |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
 SPK0838HT4H-1 Knowles | 1 $1.5800 | Digital, PDM | Omnidirectional | -26dB ±3dB @ 94dB SPL | 64dB | 0.043" (1.10mm) | Top | - | 0.157" L x 0.118" W (4.00mm x 3.00mm) | MEMS (Silicon) | 1.8 V | 700 µA | 20 Hz ~ 20 kHz | - | - | Rectangular | Solder Pads | 7,854 | |
 SPW0690LM4H-1 Knowles | 1 $1.8400 | Digital, PDM | Omnidirectional | -41dB ±1dB @ 94dB SPL | 66.5dB | 0.037" (0.95mm) | Bottom | 1.65 V ~ 3.6 V | 0.122" L x 0.098" W (3.10mm x 2.50mm) | MEMS (Silicon) | - | 2 mA | 20 Hz ~ 10 kHz | - | - | Rectangular | Solder Pads | 8,525 | |
 SPU0414HR5H-SB-7 Knowles | 1 $1.7600 | Analog | Omnidirectional | -22dB ±3dB @ 94dB SPL | 59dB | 0.047" (1.20mm) | Top | 1.5 V ~ 3.6 V | 0.148" L x 0.116" W (3.76mm x 2.95mm) | MEMS (Silicon) | - | 220 µA | 100 Hz ~ 10 kHz | 400 Ohms | - | Rectangular | Solder Pads | 9,740 | |
 SPG08P4HM4H-1 Knowles | 1 $1.7600 | Digital, PDM | Omnidirectional | -26dB ±1dB @ 94dB SPL | 64dB | 0.047" (1.20mm) | Top | - | 0.157" L x 0.079" W (4.00mm x 2.00mm) | MEMS (Silicon) | - | 1.4 mA | 30 Hz ~ 10 kHz | - | - | Rectangular | Solder Pads | 2,512 | |
 SPH0690LM4H-1 Knowles | 1 $1.8400 | Digital, PDM | Omnidirectional | -35dB ±1dB @ 94dB SPL | 66dB | 0.043" (1.08mm) | Bottom | - | 0.138" L x 0.104" W (3.50mm x 2.65mm) | MEMS (Silicon) | 1.8 V | 2 mA | - | - | - | Rectangular | Solder Pads | 9,493 | |
 SPM0687LR5H-1 Knowles | 1 $2.1200 | Analog | Omnidirectional | -40dB ±1dB @ 130dB SPL | 70dB | 0.049" (1.25mm) | Bottom | 2.3 V ~ 3.6 V | 0.186" L x 0.148" W (4.72mm x 3.76mm) | MEMS (Silicon) | - | 285 µA | - | - | - | Rectangular | Solder Pads | 2,075 | |
 SPH0641LU4H-1 Knowles | 1 $2.3100 | Digital, PDM | Omnidirectional | -26dB ±1dB @ 94dB SPL | 64.3dB | 0.043" (1.10mm) | Bottom | 1.62 V ~ 3.6 V | 0.138" L x 0.104" W (3.50mm x 2.65mm) | MEMS (Silicon) | - | 1 mA | 100 Hz ~ 80 kHz | - | - | Rectangular | Solder Pads | 1,619 | |
 SPH0645LM4H-B Knowles | 1 $3.1800 | Digital, I²S | Omnidirectional | -26dB ±3dB @ 94dB SPL | 65dB | 0.043" (1.10mm) | Bottom | 1.62 V ~ 3.6 V | 0.138" L x 0.104" W (3.50mm x 2.65mm) | MEMS (Silicon) | 1.8 V | 600 µA | 20 Hz ~ 10 kHz | - | - | Rectangular | Solder Pads | 5,911 | |
 EA-21842-C36 Knowles | 1 $22.9500 | Analog | Omnidirectional | -59dB ±3dB @ 74dB SPL | - | 0.089" (2.26mm) | Side | - | 0.219" L x 0.157" W (5.56mm x 3.99mm) | Electret Condenser | 1.3 V | 50 µA | 100 Hz ~ 4.8 kHz | 3.5 kOhms | - | Rectangular | Solder Pads | 7,439 | |
 EK-23024-C36 Knowles | 1 $23.3000 | Analog | Omnidirectional | -53dB ±2dB @ 74dB SPL | - | 0.089" (2.26mm) | Top | 0.9 V ~ 10 V | 0.219" L x 0.157" W (5.56mm x 3.99mm) | Electret Condenser | 1.3 V | 50 µA | 100 Hz ~ 5.5 kHz | 4.4 kOhms | - | Rectangular | Solder Pads | 6,313 | |
EK-23024-000 Knowles | 1 $23.3000 | Analog | Omnidirectional | -53dB ±3dB @ 74dB SPL | - | 0.089" (2.26mm) | Top | 1.3 V ~ 10 V | 0.219" L x 0.157" W (5.56mm x 3.99mm) | Electret Condenser | 1.3 V | 50 µA | 100 Hz ~ 5.5 kHz | 4.4 kOhms | - | Rectangular | Solder Pads | 8,247 | |
 FG-23329-D65 Knowles | 1 $32.8100 | Analog | Omnidirectional | -53dB ±3dB @ 74dB SPL | - | 0.101" (2.56mm) | Top | 1.3 V ~ 3 V | 0.101" Dia (2.56mm) | Electret Condenser | 1.3 V | 50 µA | 100 Hz ~ 10 kHz | 4.4 kOhms | - | Circular | Solder Pads | 3,299 | |
 FG-23629-P16 Knowles | 1 $32.8100 | Analog | Omnidirectional | -53dB ±3dB @ 74dB SPL | - | 0.101" (2.57mm) | Top | 1.3 V ~ 3 V | 0.101" Dia (2.57mm) | Electret Condenser | 1.3 V | 50 µA | 100 Hz ~ 10 kHz | 4.4 kOhms | - | Circular | Wire Leads | 8,753 | |
 FG-23629-D65 Knowles | 1 $32.8100 | Analog | Omnidirectional | -53dB ±3dB @ 74dB SPL | - | 0.127" (3.22mm) | Top | 1.3 V ~ 3 V | 0.101" Dia (2.57mm) | Electret Condenser | 1.3 V | 50 µA | 100 Hz ~ 10 kHz | 4.4 kOhms | - | Circular | Solder Pads | 5,868 | |
 FG-23652-D65 Knowles | 1 $32.8100 | Analog | Omnidirectional | -53dB ±3dB @ 74dB SPL | - | 0.102" (2.60mm) | Top | 1.3 V ~ 3 V | 0.101" Dia (2.57mm) | Electret Condenser | 1.3 V | 50 µA | 100 Hz ~ 10 kHz | 4.4 kOhms | - | Circular | Solder Pads | 2,080 | |
 FG-23329-P07 Knowles | 1 $38.8100 | Analog | Omnidirectional | -53dB ±3dB @ 74dB SPL | - | 0.101" (2.57mm) | Top | 1.3 V ~ 3 V | 0.101" Dia (2.57mm) | Electret Condenser | 1.3 V | 50 µA | 100 Hz ~ 10 kHz | 4.4 kOhms | - | Circular | Wire Leads | 9,798 | |
 MR-33378-000 Knowles | 1 $43.8800 | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | 5,751 | |
 MR-23151-000 Knowles | 1 $43.8800 | Analog | Omnidirectional | -87.5dB ±3dB @ 74dB SPL | - | 0.366" (9.30mm) | Side | - | 0.871" Dia (22.12mm) | Electret Condenser | 1 V | - | 280 Hz ~ 5 kHz | 300 Ohms | Waterproof | Circular | Wire Leads | 7,363 | |
 SPW0442HR5H-1 Knowles | 1 $0.9700 | Analog | Omnidirectional | -42dB ±1dB @ 94dB SPL | 59dB | - | Top | 1.5 V ~ 3.6 V | - | MEMS (Silicon) | - | 185 µA | 10 Hz ~ 10 kHz | 500 Ohms | - | - | - | 7,344 | |
 SPV0142LR5H Knowles | 1 $0.9500 | Analog | Omnidirectional | -38dB ±3dB @ 94dB SPL | 62.5dB | 0.039" (1.00mm) | Bottom | 1.5 V ~ 3.6 V | 0.108" L x 0.073" W (2.75mm x 1.85mm) | MEMS (Silicon) | 1.8 V | 185 µA | 50 Hz ~ 10 kHz | 400 Ohms | - | Rectangular | Solder Pads | 7,096 |