CRD-42528 Cirrus Logic Inc, CRD-42528 Datasheet - Page 9
CRD-42528
Manufacturer Part Number
CRD-42528
Description
Audio Modules & Development Tools Reference Design for CS42528 + CS493XX
Manufacturer
Cirrus Logic Inc
Datasheet
1.CDB42528.pdf
(50 pages)
Specifications of CRD-42528
Product
Audio Modules
Lead Free Status / RoHS Status
Lead free / RoHS Compliant
- Current page: 9 of 50
- Download datasheet (2Mb)
2.3.3 Memory Options
There are many available applications that can run
on the CS49300 family DSP. DSP applications re-
quire a 32k-byte page in an external ROM, Flash,
or other non-volatile storage. Some applications,
called Internal Boot Assisted (IBA) codes, consist
of a few hundred bytes of download firmware.
When using IBA codes ONLY, the external Flash
or ROM may be omitted from the design IF AND
ONLY IF the IBA codes are stored in the host mi-
crocontroller’s available non-volatile memory. In
these applications, U24 and C132 may be omitted.
For a full AAC 5.1 discrete channels of output, ex-
ternal SRAM must be used. For all other applica-
tions, the SRAM U16 and support component
C133 may be omitted. Other options exist for AAC
multichannel, including a stereo downmixed AAC
output following by Dolby ProLogic II processor,
which generates 5.1 channels of output.
For a full list of codes (including IBA codes) and
their requirements, please contact your local Cirrus
Field Applications Engineer.
2.4 Revision A Errata
The revision A CRD42528 requires the following
modification to the mute circuitry. The mute signal
as shown in
in
Figure
3.
Figure 2. Mute Control Rev A
Figure 3. Mute Control - Corrected
Figure 2
should be modified as shown
9
Related parts for CRD-42528
Image
Part Number
Description
Manufacturer
Datasheet
Request
R
Part Number:
Description:
Audio Modules & Development Tools EvalBd 30W Qd Hlf- Brdg Dig Amp Pwr Stg
Manufacturer:
Cirrus Logic Inc
Datasheet:
Part Number:
Description:
Audio Modules & Development Tools Eval Bd PWM Contrlr+ PwrStg_2Lyr 1oz Cu
Manufacturer:
Cirrus Logic Inc
Datasheet:
Part Number:
Description:
Audio Modules & Development Tools Ref bd for spkrbar MSA & DSP products
Manufacturer:
Cirrus Logic Inc
Datasheet:
Part Number:
Description:
Audio Modules & Development Tools Ref Bd LP Mlt-Ch Decimation Filter
Manufacturer:
Cirrus Logic Inc
Datasheet:
Part Number:
Description:
Audio Modules & Development Tools Eval Bd PWM Contrlr+ PwrStg_4Lyr 1oz Cu
Manufacturer:
Cirrus Logic Inc
Datasheet:
Part Number:
Description:
Audio Modules & Development Tools Ref Bd Low-volt Stereo CODEC
Manufacturer:
Cirrus Logic Inc
Datasheet:
Part Number:
Description:
Audio Modules & Development Tools Eval Bd 32-Bit HD Audio Decoder DSP
Manufacturer:
Cirrus Logic Inc
Part Number:
Description:
Audio Modules & Development Tools Eval Bd for Dig. Amp Controllers
Manufacturer:
Cirrus Logic Inc
Datasheet:
Part Number:
Description:
Audio Modules & Development Tools Ref Bd LP Sngl-Ch Decimation Filter
Manufacturer:
Cirrus Logic Inc
Datasheet:
Part Number:
Description:
Audio Modules & Development Tools Ref Bd 10Mbps Ethernet Controller
Manufacturer:
Cirrus Logic Inc
Part Number:
Description:
Audio Modules & Development Tools EvalBd 30W Qd Hlf- Brdg Dig Amp Pwr Stg
Manufacturer:
Cirrus Logic Inc
Datasheet:
Part Number:
Description:
EVALUATION BOARD FOR CS8427
Manufacturer:
Cirrus Logic Inc
Datasheet:
Part Number:
Description:
BOARD EVAL FOR CS8416 RCVR
Manufacturer:
Cirrus Logic Inc
Datasheet:
Part Number:
Description:
EVALUATION BOARD FOR CS8420
Manufacturer:
Cirrus Logic Inc
Datasheet:
Part Number:
Description:
KIT DEVELOPMENT EP9315 ARM9
Manufacturer:
Cirrus Logic Inc
Datasheet: