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CS4265 Arkusz danych(PDF) 1 Page - Cirrus Logic

Numer części CS4265
Szczegółowy opis  105 dB, 24-Bit, 192 kHz Stereo Audio CODEC
Download  53 Pages
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Producent  CIRRUS [Cirrus Logic]
Strona internetowa  http://www.cirrus.com
Logo CIRRUS - Cirrus Logic

CS4265 Arkusz danych(HTML) 1 Page - Cirrus Logic

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Advance Product Information
This document contains information for a new product.
Cirrus Logic reserves the right to modify this product without notice.
1
Copyright
© Cirrus Logic, Inc. 2004
(All Rights Reserved)
Cirrus Logic, Inc.
www.cirrus.com
CS4265
105 dB, 24-Bit, 192 kHz Stereo Audio CODEC
NOV ‘04
DS657A2
D/A Features
Multi-bit Delta Sigma modulator
105 dB Dynamic Range
-95 dB THD+N
Up to 192 kHz Sampling Rates
Single-ended Analog Architecture
Volume Control with Soft Ramp
– 0.5 dB Step Size
– Zero Crossing Click-free Transitions
PopguardTM Technology
– Minimizes the effects of output transients.
Filtered Line-level Outputs
Selectable Serial Audio Interface Formats
– Left Justified up to 24-bit
–I2S up to 24-bit
– Right Justified 16, 18, 20 and 24-bit
Selectable 50/15
µs De-emphasis
A/D Features
Multi-bit Delta Sigma Modulator
105 dB Dynamic Range
-95 dB THD+N
Stereo 2:1 Input Multiplexer
Programmable Gain Amplifier (PGA)
– +/- 12 dB gain, 0.5 dB Step Size
– Zero Crossing, Click-free Transitions
Pseudo-differential Stereo Line Inputs
Stereo Microphone Inputs
– +32 dB Gain Stage
– Low-noise Bias Supply
Up to 192 kHz Sampling Rates
Selectable Serial Audio Interface Formats
– Left Justified up to 24-bit
– I²S up to 24-bit
High-pass Filter or DC Offset Calibration
1.8 V to 5 V
M u ltib it
∆Σ M odula tor
M u ltib it
∆Σ M odula tor
L in ear P h as e
A n ti-A lias F ilter
In te rpola tio n
Filte r
In te rpola tio n
Filte r
L e ft D A C O u tp u t
Rig h t DAC O u tp u t
Sw itc h e d C a p a c ito r
D A C a nd F ilte r
M u ltib it
O v e rs a m p lin g
ADC
M u ltib it
O v e rs a m p lin g
AD C
L in ear P h as e
A n ti-A lias F ilter
H igh P a s s
F ilte r
H igh P a s s
F ilte r
Ste re o
Line In put
Se ria l
A udio
Input
Se ria l
A udio
O u tput
3.3 V to 5 V
3.3 V to 5 V
Sw itc h e d C a p a c ito r
D A C a nd F ilte r
MU X
PG A
Vo lu m e
C ontro l
Vo lu m e
C ontro l
Mu te
Co n tro l
Re s e t
I2 C C ontro l
Da ta
M u te C ontro l
Mic In p u t
1 & 2
PG A
+ 32 d B
+ 32 d B
In te rn al V o ltag e
Re fe re n c e
IE C 60958-3 T ra n s m itte r
Mic B ia s
M icrophone B ia s
Tra n s m itte r O u tp u t


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