CS47048C-CQZ Cirrus Logic Inc, CS47048C-CQZ Datasheet - Page 7
![IC 4CH ADC 8ch DAC & 32bit DSP](/photos/28/17/281780/cs47048c-cqz_sml.jpg)
CS47048C-CQZ
Manufacturer Part Number
CS47048C-CQZ
Description
IC 4CH ADC 8ch DAC & 32bit DSP
Manufacturer
Cirrus Logic Inc
Type
Fixed Pointr
Specifications of CS47048C-CQZ
Interface
I²C, SPI
Clock Rate
150MHz
On-chip Ram
128kB
Voltage - I/o
3.30V
Voltage - Core
1.80V
Operating Temperature
0°C ~ 70°C
Mounting Type
Surface Mount
Package / Case
100-LQFP Exposed Pad, 100-eLQFP, 100-HLQFP
Operating Temperature Range
0°C To +70°C
No. Of Pins
100
Frequency
147MHz
Embedded Interface Type
I2C, SPI
Core Supply Voltage
1.89V
No. Of Mips
150
Digital Ic Case Style
LQFP
Lead Free Status / RoHS Status
Lead free / RoHS Compliant
For Use With
598-1539 - BOARD EVAL 4CH ADC/8CH DAC DSP598-1536 - BOARD EVAL 4CH ADC/8CH DAC DSP
Non-volatile Memory
-
Lead Free Status / RoHS Status
Lead free / RoHS Compliant
Other names
598-1657
CS47048B-CQZ
CS47048B-CQZ
Available stocks
Company
Part Number
Manufacturer
Quantity
Price
Company:
Part Number:
CS47048C-CQZ
Manufacturer:
Cirrus Logic Inc
Quantity:
135
Company:
Part Number:
CS47048C-CQZ
Manufacturer:
Cirrus Logic Inc
Quantity:
10 000
Company:
Part Number:
CS47048C-CQZR
Manufacturer:
CIRRUS
Quantity:
1 400
Company:
Part Number:
CS47048C-CQZR
Manufacturer:
Cirrus Logic Inc
Quantity:
10 000
Part Number:
CS47048C-CQZR
Manufacturer:
CIRRUSLOGIC
Quantity:
20 000
3. Code Overlays
DS787PP5
The suite of software available for the CS470xx family consists of an operating system (OS) and a
The bulk of standard overlays are stored in ROM within the CS470xx, but a small image is required
The overlay structure reduces the time required to reconfigure the DSP when a processing change
Table 2
library of overlays. The software components for the CS470xx family include:
to configure the overlays and boot the DSP. This small image can either be stored in an external
serial FLASH/EEPROM, or downloaded via a host controller through the SPI
is requested. Each overlay can be reloaded independently without disturbing the other overlays.
For
only the new post-processor.
User’s Manual for the latest listing of application codes and Cirrus Framework
See
communication mode for members of the CS470xx family of DSPs.
2. Decoder—Any module that performs a compressed audio decode on IEC61937-packed data
3. Matrix-processor—Any Module that performs a matrix decode on PCM data to produce more
4. Virtualizer-processor—Any module that encodes PCM data into fewer output channels than
5. Post-processors—Any module that processes audio I/O buffer PCM data. Examples are bass
1. OS/Kernel—Encompasses all non-audio processing tasks, including loading data from external
serial memory, processing host messages, calling audio-processing subroutines, error
concealment, etc
delivered via S/PDIF Rx or I²S input, such as Dolby Digital (AC3).
output channels than input channels (2n channels). Examples are Dolby
SRS Circle Surround II
channels in the audio I/O buffer.
input channels (n2 channels) with the effect of providing “phantom” speakers to represent the
physical audio channels that were eliminated. Examples are Dolby Headphone
Virtual Speaker
the audio I/O buffer.
management, audio manager, tone control, EQ, delay, customer-specific effects, and any post-
processing algorithms available for the CS470xx DSP.
example,
Table 3
lists the different configuration options available. Please refer to the CS470xx Firmware
which provides a summary of the available channels for each type of input and output
when a different post-processor is selected, the OS, does not need to be reloaded —
®
2. Generally speaking, these modules reduce the number of valid channels in
®
. Generally speaking, these modules increase the number of valid
Copyright 2011 Cirrus Logic
Audio SOC Processor Family
/
I
™
®
2
C serial port.
Pro Logic
modules available.
CS470xx Data Sheet
®
2 and Dolby
®
IIx and
®
7