cs48dv2 Cirrus Logic, Inc., cs48dv2 Datasheet
cs48dv2
Manufacturer Part Number
cs48dv2
Description
Processor With Dolby Volume The Final Solution To Inconsistent Volume Issues
Manufacturer
Cirrus Logic, Inc.
Datasheet
1.CS48DV2.pdf
(2 pages)
Available stocks
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Price
Company:
Part Number:
cs48dv2A-DQZR
Manufacturer:
Cirrus Logic Inc
Quantity:
10 000
Company:
Part Number:
cs48dv2B-CQZR
Manufacturer:
Cirrus Logic Inc
Quantity:
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Company:
Part Number:
cs48dv2B-DQZR
Manufacturer:
Cirrus Logic Inc
Quantity:
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CS48DV2/6 Processor with Dolby
CS48DV2/6 Processor Overview:
The CS48DV2 and CS48DV6 processors give
OEMs a cost effective, fixed-function,
simple-to-design Dolby Volume solution
Dolby Volume Overview:
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CS48DV2/6 Processor Features:
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CS48DV2/6 Key Benefits:
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Consistent volume across all input sources
and all content
Consistent volume within the same program
Eliminates need to constantly adjust volume
Full, rich, and consistent experience at all
volume levels
Improved vocal and surround perception at
low volume levels
No artifacts or audible side effects
2.0 to 2.1 Channel / 3.0 to 5.1 Channel
32-bit fixed-function Dolby Volume
processing (512 FFT Window / 20-Band)
CS48DV2 supports up to 2.1 channel 32-bit
PCM I/O at Fs of 32kHz, 44.1kHz & 48kHz
CS48DV6 supports up to 5.1 channel 32-bit
PCM I/O at Fs of 32kHz, 44.1kHz & 48kHz
Integrated S/PDIF Transmitter
2/6 Channeld DSD input support (Rev. B)
SPI™/I
Low-power standby: 260µW
Easy to design – only 10 parameters to
control from host microcontroller
High-performance & low cost
No external SRAM/SDRAM memory needed
Dedicated part number simplifies tracking
and reporting tasks, reducing liability
Firmware image can be downloaded from
either host microcontroller or from external
SPI Flash device at speeds up to 12.288Mhz
2
C
®
serial control port
The final solution to inconsistent volume issues
The CS48DV2 Processor with Dolby Volume implemented in a 2.1 channel DTV application
CS48DV2/6 Processor Target Markets:
Digital Televisions
Automotive Entertainment
DVD Receivers and HTiBs
2.1/5.1 Channel Hi-Fi,
®
5.1 Channel AVRs
Volume
www.cirrus.com
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cs48dv2 Summary of contents
Page 1
... Firmware image can be downloaded from either host microcontroller or from external SPI Flash device at speeds up to 12.288Mhz CS48DV2/6 Processor Target Markets: Digital Televisions Automotive Entertainment The CS48DV2 Processor with Dolby Volume implemented in a 2.1 channel DTV application Volume ® 5.1 Channel AVRs 2.1/5.1 Channel Hi-Fi, DVD Receivers and HTiBs ...
Page 2
... USB 2.0 cable. The IC can be sent a command to boot itself using firmware loaded from ROM within the CS48DV2/6 (starting with Rev B Silicon - available in April, 2008 may be downloaded through the serial control port from either a master host microcontroller or an external I C EEPROM or SPI Flash device ...