CS7331P-CAZR

Description：MIC MEMS ANALOG OMNI -38DB
Series：CS7331P
Mfr：Cirrus Logic Inc.
Package：Tape & Reel (TR)

SKU:d8e126410314 Category: Microphones Brand: Cirrus Logic Inc.

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Product introduction

Product Detailed Parameters

Description：MIC MEMS ANALOG OMNI -38DB
Series：CS7331P
Mfr：Cirrus Logic Inc.
Package：Tape & Reel (TR)
Type：MEMS (Silicon)
Output Type：Analog
Direction：Omnidirectional
Frequency Range：85 Hz ~ 15 kHz
Sensitivity：-38dB ±1dB @ 94dB SPL
S/N Ratio：63dB
Impedance：200 Ohms
Voltage Range：1.6 V ~ 3.6 V
Current - Supply：60 µA
Port Location：Bottom
Ratings：-
Termination：Solder Pads
Size / Dimension：0.098" L x 0.063" W (2.50mm x 1.60mm)
Height (Max)：0.039" (0.98mm)
Shape：Rectangular
Grade：-
Qualification：-
Voltage - Rated：1.8 V

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CS7331P-CAZR

Overview

The CS7331P-CAZR is a silicon MEMS microphone manufactured by Cirrus Logic Inc. It features an analog output and omnidirectional sound pickup pattern. The device operates within a voltage range of 1.6 V to 3.6 V, with a rated voltage of 1.8 V and a supply current of 60 µA. It exhibits a sensitivity of -38dB ±1dB at 94dB SPL and a signal-to-noise ratio of 63dB. The frequency response spans from 85 Hz to 15 kHz, with an impedance of 200 Ohms. The component utilizes pad termination and has a bottom port location. Its physical dimensions are 2.50mm x 1.60mm x 0.98mm.

Feature Summary

Utilizes silicon MEMS technology for acoustic sensing
Provides analog audio output signals
Features omnidirectional sound capture capability
Designed for low power consumption applications

Applications

Voice recognition systems
Consumer electronic devices requiring audio input
Portable communication equipment

Procurement Notes

Verify the obsolete status of this component before integration into new designs. Confirm availability through authorized distributors or secondary markets if sourcing for replacement purposes. Ensure compliance with RoHS specifications and check moisture sensitivity level (MSL 2A) requirements for storage and handling procedures during assembly processes.

Selection Notes

Select this component when an analog output MEMS microphone is required for space-constrained designs due to its small footprint. Consider the specific voltage range and current consumption limits against system power budgets. Evaluate the frequency response and sensitivity characteristics to ensure compatibility with target audio processing algorithms and ambient noise environments.

Part Context

This part belongs to the CS7331P series of microphones from Cirrus Logic Inc. It represents a specialized audio sensor solution designed for integration into compact electronic systems. The manufacturer focuses on high-precision analog and digital signal processing components for the audio market.