CS4245-CQZR Cirrus Logic Inc, CS4245-CQZR Datasheet

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CS4245-CQZR

Manufacturer Part Number

CS4245-CQZR

Description

IC,Soundcard Circuits,QFP,48PIN,PLASTIC

Manufacturer

Cirrus Logic Inc

Datasheets

1.CS4245-CQZR.pdf (57 pages)

2.CS4245-CQZR.pdf (57 pages)

Available stocks

Company

Part Number

Manufacturer

Quantity

Price

Company:

Bonase Electronics (HK) Co., Limited

Bonase Electronics (HK) Co., Limited

Part Number:

CS4245-CQZR

Manufacturer:

Schneider

Quantity:

1 000

Company:

BOSTOCK HK LIMITED

BOSTOCK HK LIMITED

Part Number:

CS4245-CQZR

Manufacturer:

Cirrus Logic Inc

Quantity:

10 000

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D/A Features

ADC Overflow

Control Data

Multi-bit Delta Sigma Modulator

104 dB Dynamic Range

-90 dB THD+N

Up to 192 kHz Sampling Rates

Single-Ended Analog Architecture

Volume Control with Soft Ramp

Popguard

Filtered Line-Level Outputs

Selectable Serial Audio Interface Formats

Selectable 50/15 µs De-Emphasis

Control Output for External Muting

–

–

–

–

–

–

http://www.cirrus.com

Interrupt

I

Output

2

Reset

Serial

Audio

C/SPI

Serial

Audio

Input

0.5 dB Step Size

Zero Crossing, Click-Free Transitions

Minimizes the Effects of Output Transients

Left-Justified up to 24-bit

I²S up to 24-bit

Right-Justified 16-, 18-, 20-, and 24-bit

104 dB, 24-Bit, 192 kHz Stereo Audio CODEC

1.8 V to 5 V

®

Technology

High Pass

High Pass

Volume

Control

Volume

Control

Filter

Filter

Register Configuration

3.3 V to 5 V

Interpolation

Interpolation

Anti-Alias Filter

Anti-Alias Filter

Filter

Filter

Low-Latency

Low-Latency

Copyright © Cirrus Logic, Inc. 2007

(All Rights Reserved)

ΔΣ Modulator

ΔΣ Modulator

Multibit

Multibit

A/D Features

Internal Voltage

Oversampling

Oversampling

Reference

Multi-bit Delta Sigma Modulator

104 dB Dynamic Range

-95 dB THD+N

Stereo 6:1 Input Multiplexer

Programmable Gain Amplifier (PGA)

Stereo Microphone Inputs

Up to 192 kHz Sampling Rates

Selectable Serial Audio Interface Formats

High-Pass Filter or DC Offset Calibration

–

–

–

–

–

–

Multibit

Multibit

ADC

ADC

± 12 dB Gain, 0.5 dB Step Size

Zero Crossing, Click-Free Transitions

+32 dB Gain Stage

Low-Noise Bias Supply

Left-Justified up to 24-bit

I²S up to 24-bit

Switched Capacitor

Switched Capacitor

DAC and Filter

DAC and Filter

3.3 V to 5 V

PGA

PGA

MUX

Control

Mute

MUX

+32 dB

+32 dB

CS4245

Left DAC Output

Mute Control

Right DAC Output

Left Aux Output

Right Aux Output

Stereo Input 1

Stereo Input 2

Stereo Input 3

Stereo Input 4 /

Mic Input 1 & 2

Stereo Input 5

Stereo Input 6

AUGUST '07

DS656F2

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