CS4335-KS Cirrus Logic Inc, CS4335-KS Datasheet

D/A Converter (D-A) IC

CS4335-KS

Manufacturer Part Number
CS4335-KS
Description
D/A Converter (D-A) IC
Manufacturer
Cirrus Logic Inc
Datasheet

Specifications of CS4335-KS

No. Of Pins
8
Peak Reflow Compatible (260 C)
No
Supply Voltage Max
5V
No. Of Bits
24 Bit
Leaded Process Compatible
No
Mounting Type
Surface Mount
Interface Type
Serial
Package / Case
8-SOIC
Lead Free Status / RoHS Status
Contains lead / RoHS non-compliant

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Preliminary Product Information
P.O. Box 17847, Austin, Texas 78760
(512) 445 7222 FAX: (512) 445 7581
http://www.cirrus.com
Complete Stereo DAC System: Interpolation,
D/A, Output Analog Filtering
24-Bit Conversion
96 dB Dynamic Range
-88 dB THD+N
Low Clock Jitter Sensitivity
Single +5 V Power Supply
Filtered Line Level Outputs
On-Chip Digital De-emphasis
Popgaurd
Functionally Compatible with CS4330/31/33
I
8-Pin, 24-Bit, 96 kHz Stereo D/A Converter
®
Technology
SDATA
LRCK
3
1
Interpolator
Interpolator
Serial Input
Interface
DEM/SCLK
De-emphasis
This document contains information for a new product.
Cirrus Logic reserves the right to modify this product without notice.
Modulator
Modulator
MCLK
2
4
Copyright
Description
The CS4334 family members are complete, stereo digi-
tal-to-analog output systems including interpolation, 1-bit
D/A conversion and output analog filtering in an 8-pin
package. The CS4334/5/6/7/8/9 support all major audio
data interface formats, and the individual devices differ
only in the supported interface format.
The CS4334 family is based on delta-sigma modulation,
where the modulator output controls the reference volt-
age input to an ultra-linear analog low-pass filter. This
architecture allows for infinite adjustment of sample rate
between 2 kHz and 100 kHz simply by changing the
master clock frequency.
The CS4334 family contains on-chip digital de-empha-
sis, operates from a single +5V power supply, and
requires minimal support circuitry. These features are
ideal for set-top boxes, DVD players, SVCD players, and
A/V receivers.
ORDERING INFORMATION
(All Rights Reserved)
Voltage Reference
AGND
See page 23
DAC
DAC
6
Cirrus Logic, Inc. 1999
VA
7
CS4334/5/6/7/8/9
Low-Pass
Low-Pass
Analog
Analog
Filter
Filter
8
5
AOUTL
AOUTR
DS248PP3
SEP ‘99
1

Related parts for CS4335-KS

CS4335-KS Summary of contents

Page 1

Stereo D/A Converter Features l Complete Stereo DAC System: Interpolation, D/A, Output Analog Filtering l 24-Bit Conversion Dynamic Range l -88 dB THD+N l Low Clock Jitter Sensitivity l Single +5 V Power ...

Page 2

TABLE OF CONTENTS 1. CHARACTERISTICS/SPECIFICATIONS ...................................................... 4 ANALOG CHARACTERISTICS................................................................... 4 POWER AND THERMAL CHARACTERISTICS ......................................... 6 DIGITAL CHARACTERISTICS.................................................................... 7 ABSOLUTE MAXIMUM RATINGS .............................................................. 7 RECOMMENDED OPERATING CONDITIONS .......................................... 7 SWITCHING CHARACTERISTICS ............................................................. 8 2. TYPICAL CONNECTION DIAGRAM ........................................................... 10 3. ...

Page 3

... Figure 6. Internal Serial Clock Generation ............................................................ 9 Figure 7.Recommended Connection Diagram.................................................... 10 Figure 8.System Block Diagram.......................................................................... 11 Figure 9.De-Emphasis Curve (Fs = 44.1kHz) ..................................................... 13 Figure 10.CS4334 Data Format (I Figure 11.CS4335 Data Format .......................................................................... 14 Figure 12.CS4336 Data Format .......................................................................... 14 Figure 13.CS4337 Data Format .......................................................................... 15 Figure 14.CS4338 Data Format .......................................................................... 15 Figure 15.CS4339 Data Format .......................................................................... 15 Figure 16 ...

Page 4

CHARACTERISTICS/SPECIFICATIONS ANALOG CHARACTERISTICS Full-Scale Output Sine Wave, 997 Hz; MCLK = 12.288 MHz; Fs for Base-rate Mode = 48 kHz, SCLK = 3.072 MHz, Measurement Bandwidth kHz, unless otherwise specified; Fs for High-Rate Mode = ...

Page 5

ANALOG CHARACTERISTICS Parameter Combined Digital and On-chip Analog Filter Response (Note 2) Passband to -0.05 dB corner to -0.1 dB corner corner Frequency Response kHz Passband Ripple StopBand StopBand Attenuation Group Delay Passband ...

Page 6

POWER AND THERMAL CHARACTERISTICS Parameters Power Supplies Power Supply Current Power Dissipation Package Thermal Resistance Power Supply Rejection Ratio Notes: 7. Refer to Figure 3. Max Power Dissipation is measured at VA=5.5V. AGND 125 100 75 Safe Operating 50 Region ...

Page 7

DIGITAL CHARACTERISTICS Parameters High-Level Input Voltage Low-Level Input Voltage Input Leakage Current Input Capacitance Notes for CS433X LRCK is ±20 A max. in ABSOLUTE MAXIMUM RATINGS Parameters DC Power Supply Input Current, Any Pin Except Supplies Digital Input ...

Page 8

SWITCHING CHARACTERISTICS Logic 20pF) Parameters Input Sample Rate MCLK Pulse Width High MCLK Pulse Width Low MCLK Pulse Width High MCLK / LRCK = 384 or 192 MCLK Pulse Width Low MCLK / LRCK = ...

Page 9

LRCK SCLK SDATA LRCK SDATA *INTERNAL SCLK * The SCLK pulses shown are internal to the CS4334/5/6/7/8/9. LRCK MCLK *INTERNAL SCLK SDATA * The SCLK pulses shown are internal to the CS4334/5/6/7/8/9. DS248PP3 t slrs t slrd t t sdlrs ...

Page 10

... TYPICAL CONNECTION DIAGRAM 1 SDATA Audio 2 Data DEM/SCLK Processor 3 LRCK 4 External Clock MCLK 10 + 0.1 µ 3.3 µF 8 AOUTL 267 k CS4334 CS4335 CS4336 CS4337 CS4338 CS4339 3.3 µF 5 AOUTR 267 k AGND 6 Figure 7. Recommended Connection Diagram CS4334/5/6/7/8/9 +5V 1 µF 560 + 560 + 560 Fs(R 560) ...

Page 11

GENERAL DESCRIPTION The CS4334 family of devices offers a complete stereo digital-to-analog system including digital in- terpolation, fourth-order delta-sigma digital-to-an- alog conversion, digital de-emphasis and analog filtering, as shown in Figure 8. This architecture provides a high tolerance to ...

Page 12

SYSTEM DESIGN The CS4334 family accepts data at standard audio sample rates including 48, 44.1 and 32 kHz in BRM and 96, 88.2 and 64 kHz in HRM. Audio data is input via the serial data input pin (SDATA). ...

Page 13

Gain dB T1=50 µs 0dB -10dB F1 3.183 kHz Figure 9. De-Emphasis Curve (Fs = 44.1kHz) The interpolation filters and delta-sigma modula- tors are reset, and the internal voltage reference, one-bit digital-to-analog converters and switched- capacitor low-pass filters are powered ...

Page 14

... LSB MSB - 24-Bit Data Data Valid on Rising Edge of SCLK Figure 10. CS4334 Data Format ( LSB MSB - Left Justified 24-Bit Data Data Valid on Rising Edge of SCLK Figure 11. CS4335 Data Format Right Justified, 24-Bit Data Data Valid on Rising Edge of SCLK SCLK Must Have at Least 48 Cycles per LRCK Period Figure 12 ...

Page 15

LRCK Left Channel SCLK SDATA clocks Internal SCLK Mode Right Justified, 20-Bit Data INT SCLK = MCLK/LRCK = 512, 256 or 128 INT SCLK ...

Page 16

Figure 16. CS4334/5/6/7/8/9 Initialization and Power-Down Sequence 16 CS4334/5/6/7/8/9 DS248PP3 ...

Page 17

Overall Base-Rate Frequency Response Figure 17. Stopband Rejection Figure 19. Transition Band DS248PP3 CS4334/5/6/7/8/9 Figure 18. Transition Band 0.1 0.08 0.06 0.04 0.02 0 0.02 0 0.05 0.1 0.15 0.2 0.25 0.3 Frequency (normalized to Fs) Figure 20. Passband ...

Page 18

Overall High-Rate Frequency Response Figure 21. Stopband Rejection Figure 23. Transition Band 18 CS4334/5/6/7/8/9 Figure 22. Transition Band 0.25 0.2 0.15 0.1 0.05 0 0.05 0.1 0.15 0 0.05 0.1 0.15 0.2 0.25 0.3 Frequency (normalized to Fs) Figure ...

Page 19

Base Rate Mode Performance Plots + -10 -10 -10 -20 -20 -20 -30 -30 -30 -40 -40 -40 -50 -50 -50 -60 -60 - -70 -70 r -70 A -80 -80 -80 -90 -90 ...

Page 20

High Rate Mode Performance Plots + -10 -10 -10 -20 -20 -20 -30 -30 -30 -40 -40 -40 -50 -50 -50 -60 -60 - -70 -70 - -80 -80 -80 -90 -90 ...

Page 21

PIN DESCRIPTIONS SERIAL DATA INPUT DE-EMPHASIS / SCLK LEFT / RIGHT CLOCK MASTER CLOCK No. Pin Name I/O 1 SDATA I Serial Audio Data Input - two’s complement MSB-first serial data is input on this pin. The data is ...

Page 22

PARAMETER DEFINITIONS Total Harmonic Distortion + Noise (THD+N)- The ratio of the rms value of the signal to the rms sum of all other spectral components over the specified bandwidth (typically 10Hz to 20kHz), including distortion components. Expressed in ...

Page 23

... ORDERING INFORMATION: Model Temperature CS4334-KS -10 to +70 °C CS4335-KS -10 to +70 °C CS4336-KS -10 to +70 °C CS4337-KS -10 to +70 °C CS4338-KS -10 to +70 °C CS4339-KS -10 to +70 °C CS4334-BS -40 to +85 °C CS4335-BS -40 to +85 °C CS4336-BS -40 to +85 °C CS4337-BS -40 to +85 °C CS4338-BS -40 to +85 °C CS4339-BS -40 to +85 °C 9. FUNCTIONAL COMPATIBILITY ...

Page 24

PACKAGE DIMENSIONS 8L SOIC (150 MIL BODY) PACKAGE DRAWING 1 b SEATING PLANE e DIM INCHES MIN MAX 0.053 0.069 0.004 0.010 0.013 ...

Page 25

Notes • ...

Page 26

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