AT6577 64dB(A) Digital Bottom-Port Dual-Mode MEMS Microphone
$0.93
MEMS Microphone
Output: Digital, Dual-Mode
Port: Bottom
SNR: 64dB(A), Supply: 1.6V ~ 3.6V
Product Overview
The AT6577 is a low-power, digital-output bottom-ported omni-directional MEMS microphone with dual-mode operation. External clock frequency selects between Active Mode and Low-Power Sleep Mode, providing flexible power management for portable applications.
The AT6577 delivers 64dB(A) SNR and −26dB FS sensitivity with stable operation over the full 1.6V to 3.6V supply range. It uses a Multi Chip Module (MCM) construction with built-in EMI filter and is packaged in a compact 2.75mm × 1.85mm × 0.9mm surface-mount form factor.
Specifications
| Output Type | Digital, Dual-Mode (Active / Low-Power Sleep) |
| Port Location | Bottom |
| Directivity | Omni-directional |
| Supply Voltage (VDD) | 1.6V to 3.6V |
| SNR | 64dB(A) |
| Sensitivity | −26dB FS |
| Package | 2.75 × 1.85 × 0.9 mm MCM SMD |
| Compliance | Halogen & Lead Free |
| Weight | 0.3 lbs |
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