Hybrid Gain Control for Low-Noise Mic Front-End Designs

Cirrus Logic CS5302P, CS5304P/S, CS5308P/S, CS4282P

Cirrus Logic makes high-quality audio simple and reliable. Purpose-built for professional recording artists, live performers, and audiophiles alike, their line of analog-to-digital converters (ADCs) delivers ultra-clean performance with minimal power requirements.  

Leveraging key features like hybrid gain control and a fully synchronized clock reference, the CS5302P, CS5304P/S, and CS5308P/S are ideal solutions to a wide range of longstanding audio design challenges.

Cirrus Logic Analog-to-Digital Converters (ADC)

Key Features	CS5302P	CS5304P	CS5304S	CS5308P	CS5308S
Number of Channels	2	4	4	8	8
Analog Input Architecture	Differential	Differential	Differential	Differential	Differential
Digital Resolution	32-bit	32-bit	32-bit	32-bit	32-bit
Maximum Sample Rate	Up to 768 kHz	Up to 768 kHz	Up to 768 kHz	Up to 768 kHz	Up to 768 kHz
Sigma-Delta Modulator	_	5th-order multibit	5th-order multibit	_	_
Dynamic Range	_	-123 dB (A-weighted) -129 dB (ADC input summing)	-118 dB (A-weighted) -123 dB (ADC input summing)	-123 dB (A-weighted) -129 dB (ADC input summing)	-118 dB (A-weighted) -123 dB (ADC input summing)
THD+N	_	-110 dB	-105 dB	-110 dB	-105 dB
Digital Filters & Volume Control	Low-latency filters, digital volume	Digital filtering & decimation	Digital filtering & decimation	-	-
Hybrid Gain Control	Yes	Yes	Yes	Yes	Yes
Audio Serial Ports (ASP)	I²S, Left-Justified, TDM	I²S, Left-Justified, TDM	I²S, Left-Justified, TDM	I²S, Left-Justified, TDM	I²S, Left-Justified, TDM
Control Interface	HW, I²C (≤1 MHz), SPI (≤24 MHz)	HW, I²C, SPI	HW, I²C, SPI	HW, I²C, SPI	HW, I²C, SPI
Supply Voltage	3.3 V (1.8–3.3 V I/O)	3.3 V	3.3 V	3.3 V (flexible I/O)	3.3 V (flexible I/O)
PLL / Clock Support	Wide external clock support	_	_	_	_
Multi-Device Synchronization	Yes	_	_	_	_
Source	Learn More	Learn More	Learn More	Learn More	Learn More

Cirrus Logic CS4282P High Performance Stereo Audio Codec

The CS4282P is part of Cirrus Logic’s latest series of pro-audio converters. As the highest performing, 32-bit resolution codec on the market, the CS4282P is a stereo ADC with sample rates up to 768 kHz.

Source: Cirrus Logic

CS4282P Key Features

• High-performance stereo codec

o   Differential analog inputs/outputs

o   High-resolution 32-bit digital architecture

o   Low-latency digital filters and digital volume control

• PLL supports range of external system-clock references

• Synchronous operation across multiple devices

• Audio serial port (ASP) sample rates up to 768 kHz

o   I2S, left-justified, and TDM data formats

o   DSD up to 512xfs

• Hybrid Gain Control

• Hardware and software control modes

o   Hardware control with no host processor required

o   I2C control port up to 1 MHz

o   SPI control port up to 24 MHz

• Single-supply operation at 3.3 V

o   Support for 1.8 V–3.3 V digital input/output

CS5302P, CS5304P/S, CS5308P/S, and CS4282P Key Applications

• Digital mixing consoles

• USB audio interfaces for DAWs

• Effects processors

• Audio and video receivers

• Studio systems and pro audio front ends

  
  

Interested in leveraging Cirrus Logic’s CS5302P, CS5304P/S, CS5308P/S, and CS4282P for high-performance audio in your next project? Contact info@Braemac.com for more information.