CS48DV2B-CQZR Cirrus Logic Inc, CS48DV2B-CQZR Datasheet - Page 5

• Manufacturer Part Number: CS48DV2B-CQZR
• Description: IC DSP AUDIO 32BIT 2CH 48-LQFP
• Manufacturer: Cirrus Logic Inc
• Type: Fixed Pointr

Specifications of CS48DV2B-CQZR

• Interface: I²C, SPI
• Clock Rate: 150MHz
• Voltage - I/o: 3.30V
• Voltage - Core: 1.80V
• Operating Temperature: 0°C ~ 70°C
• Mounting Type: Surface Mount
• Package / Case: 48-LQFP
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Non-volatile Memory: -
• On-chip Ram: -
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant, Lead free / RoHS Compliant

1. Documentation Strategy
2. Overview
2.1 Licensing
DS875F2
should be used in conjunction with the following documents when evaluating or designing a system
around the CS48DV2B processors.
devices. This includes hardware functionality, characteristic data, pinout, and packaging information.
programmer, and the quality control engineer.
audio. The dual clock domain provided on the PCM inputs allows for the mixing of audio streams with
different sampling frequencies. The low-power standby preserves battery life for applications which
are always on, but not necessarily processing audio, such as automotive audio systems.
CS48DV2B is available in a 48-pin QFP package. Please refer to
output, firmware features of each device.
contact your local Cirrus Logic Sales representative for more information.
The CS48DV2B Data Sheet describes CS48DV2B multichannel audio processors. This document
The scope of the CS48DV2B Data Sheet is primarily the hardware specifications of the CS48DV2B
The intended audience for the CS48DV2B Data Sheet is the system PCB designer, MCU
The CS48DV2B DSP is designed to provide high-performance post-processing and mixing of digital
The CS48DV2B supports dual input clock domains and dual audio processing paths. The
Licenses are required for all of the 3
AN298 - CS485xx Family Firmware User’s Manual
AN298PPMN, Dolby® Volume Firmware User’s
CS485xx Family Hardware User’s Manual
AN298VPMA,Audistry
Manual for the CS48DV2x Family
DSP Composer User’s Manual
CS48DV2B Data Sheet
Document Name
Table 1. CS48DV2B DSP Related Documentation
®
by Dolby
Copyright 2009 Cirrus Logic
rd
®”
party audio processing algorithms listed in
32-bit Audio DSP for Dedicated Dolby Volume and Audistry by Dolby
CONFIDENTIAL
This document
Includes detailed system design information including
Typical Connection Diagrams, Boot-Procedures, Pin
Descriptions, etc.
Includes detailed firmware design information
including signal processing flow diagrams and control
API information
Includes detailed configuration and usage
information for the GUI development tool.
Describes API used to control the Audistry firmware
module.
Describes API used to control the Dolby Volume
firmware module.
Description
Table 2 on page 7
CS48DV2B Data Sheet
Section 3.
for the input,
Please
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