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DS895DB1

11

CDB4354

4. REVISION HISTORY

 

Release

Changes

DB1

Initial Release

Contacting Cirrus Logic Support

For all product questions and inquiries, contact a Cirrus Logic Sales Representative. 
To find the one nearest you, go to 

www.cirrus.com.

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Содержание CDB4354

Страница 1: ...are provided via RCA phono jacks The CS8416 digital audio receiver IC provides the sys tem timing necessary to operate the Digital to Analog converter and will accept S PDIF and EIAJ 340 com patible audio data The evaluation board may also be configured to accept external timing and data signals for operation in a custom user application during system development To accommodate various system conf...

Страница 2: ...URES Figure 1 CDB4354 Factory Default Jumper Settings 6 Figure 2 System Block Diagram and Signal Flow 7 Figure 3 CS8416 and CS4354 8 Figure 4 Power 9 Figure 5 Silkscreen Top 10 Figure 6 Top Side 10 Figure 6 Top Side 10 Figure 7 Bottom Side 10 LIST OF TABLES Table 1 System Connections 5 Table 2 CDB4354 Jumper Pin Block Settings 5 Table 3 LED Information 5 ...

Страница 3: ...serial audio clocks and data from the CS8416 to the CS4354 This makes the S PDIF inputs on the evaluation board the default inputs However the user may remove these shunts and connect an exter nal source to columns 2 and 3 of header block J6 marked EXT via a ribbon cable Column 3 of J6 are GND pins to maintain signal ground integrity when using external clocks and data Signals input to header J6 m...

Страница 4: ...mp and decoupling ca pacitors are located as close to the CS4354 as possible 1 6 Hardware Control The CDB4354 includes several shuntable jumper pin blocks to test CS4354 specific and board features such as De emphasis and Internal Serial Clock select for the CS4354 Manual reset for the CS8416 5 V 3 3 V select for the VL supply Please use Table 2 as a guide to the possible configurations for these ...

Страница 5: ... 3 3 V Voltage source is pin 2 of J12 J4 Current measure for VL shunted not shunted When shunt is removed the voltage can be measured across a fixed resistance R2 to determine current J5 Current measure for VA shunted not shunted When shunt is removed the voltage can be measured across a fixed resistance R3 to determine current J9 CS8416 Manual Reset shunted not shunted CS8416 is held in reset as ...

Страница 6: ...6 DS895DB1 CDB4354 Figure 1 CDB4354 Factory Default Jumper Settings ...

Страница 7: ...Direct External Input Optical S PDIF Input AOUTA Filter AOUTB Filter Coaxial S PDIF Input Indicator LEDs 5V power 3 3V power VL power S PDIF Error Power 5V Input 3 3V Regulator CS4354 De emphasis Select CS8416 Manual Reset Hardware Controls VL Select 5V or 3 3V Figure 2 System Block Diagram and Signal Flow Figure 4 Figure 3 Figure 3 Figure 3 Figure 3 Figure 3 Figure 3 ...

Страница 8: ...DS895DB1 8 CDB4354 Figure 3 CS8416 and CS4354 ...

Страница 9: ...DS895DB1 9 CDB4354 Figure 4 Power ...

Страница 10: ...10 DS895DB1 CDB4354 Note Figure 5 6 and 7 show the actual size of the CDB4354 if this document is printed on letter sized paper Figure 5 Silkscreen Top Figure 6 Top Side Figure 7 Bottom Side ...

Страница 11: ...ned herein and gives con sent for copies to be made of the information only for use within your organization with respect to Cirrus integrated circuits or other products of Cirrus This consent does not extend to other copying such as copying for general distribution advertising or promotional purposes or for creating any work for resale CERTAIN APPLICATIONS USING SEMICONDUCTOR PRODUCTS MAY INVOLVE...

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