3 x 4 x 1mm Silicon digital microphone with N1 Sensor and C1 ASIC, top mounted, RoHS compliant.
SDMO07A-26 – Silicon Digital Microphone Component
Microphone Requirements
| Directivity | Omnidirectional |
| Sensitivity |
0dB = 1V/Pa Min: -29dBFS Typ: -26dBFS Max: -23dBFS |
| Rated Voltage | 2.1V |
| Operating Voltage range | 1.64 - 3.6V |
| Current Consumption | Typ: 650uA Max: 800uA |
| Frequency Range | 1MHz - 3.25MHz |
| S/N Ratio | 58dBA |
| Maximum Input SPL |
94dB SPL, 1kHz THD 0.5% |
| Sensitivity Variation | Typ. 0.5dB |
| Operating Temperature Range | -40°C to +100°C |
| Storage Temperature Range | -40°C to +125°C |
| Maximum Operating Voltage | 3.6V |
| Relative Humidity | Min: 25% Max: 85% |
| Maximum Input Sound Level |
1kHz, 10% THD 120dB |
| Total Harmonic Distortion |
94dB SPL, 1kHz Max: 0.5% |
| Current consumption in SLEEP mode | Max: 50uA |
| Solder Reflow | 260°C |
| Power Supply Rejection |
217Hz 100mVpp Square wave Typ: -70dBFS |
| Load Capacitance for DATA output | 100pF |
| Date Format | 1/2 cycle PDM |
| Clock Frequency |
Min: 1.0MHz Typ: 2.4MHz Max: 3.25MHz |
| Clock Duty Cycle |
Min: 40% Max: 60% |
| Logic Low Input/Output Voltage |
Min: -0.35V Max: 0.35*VDD |
| Logic High Input/Output Voltage |
Min: 0.65V*VDD Max: VDD+0.3V |
| Short Circuit Current |
Min: 1mA Max: 10mA |
