Cirrus-logic CS4396 Bedienungsanleitung

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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. 1999
(All Rights Reserved)
P.O. Box 17847, Austin, Texas 78760
(512) 445 7222 FAX: (512) 445 7581
http://www.cirrus.com
CS4396
24-Bit, 192 kHz D/A Converter for Digital Audio
Features
l 24 Bit Conversion
l Up to 192 kHz Sample Rates
l 120 dB Dynamic Range
l -100 dB THD+N
l Advanced Dynamic-Element Matching
l Low Clock Jitter Sensitivity
l Digital De-emphasis for 32 kHz, 44.1 kHz and
48 kHz
l External Reference Input
Description
The CS4396 is a complete high performance 24-bit
48/96/192 kHz stereo digital-to-analog conversion sys-
tem. The device includes a digital interpolation filter
followed by a oversampled multi-bit delta-sigma modula-
tor which drives dynamic-element-matching (DEM)
selection logic. The output from the DEM block controls
the input to a multi-element switched capacitor DAC/low-
pass filter, with fully-differential outputs. This multi-bit ar-
chitecture features significantly lower out-of-band noise
and jitter sensitivity than traditional 1-bit designs, and the
advanced DEM guarantees low noise and distortion at
all signal levels.
ORDERING INFORMATION
CS4396-KS -10° to 70° C 28-pin Plastic SOIC
CDB4397 Evaluation Board
I
SCLK
MCLK
M4
LRCK
SDATA
AOUTL+
AOUTR+
SERIAL INTERFACE
AND FORMAT SELECT
INTERPOLATION
SOFT MUTE
∆Σ
MODULATOR
DYNAMIC
DE-EMPHASIS
SWITCHED
AOUTL-
AOUTR-
FILT+
FILTER
INTERPOLATION
FILTER
FILTER
MULTI-BIT
∆Σ
MODULATOR
MULTI-BIT
ELEMENT
MATCHING
LOGIC
DYNAMIC
ELEMENT
MATCHING
LOGIC
CAPACITOR-DAC
AND FILTER
SWITCHED
CAPACITOR-DAC
AND FILTER
VREF CMOUTFILT-
VOLTAGE REFERENCE
HARDWARE MODE CONTROL
CLOCK
DIVIDER
(CONTROL PORT)
(AD0/CS)
M3 M2
(AD1/CDIN) (SCL/CCLK)
M1 M0
(SDA/CDOUT)
RESET MUTEC MUTE
JUL ‘99
DS288PP1
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1 2 3 4 5 6 ... 27 28

Inhaltsverzeichnis

Seite 1 - Advance Product Information

Advance Product InformationThis document contains information for a new product.Cirrus Logic reserves the right to modify this product without notice.

Seite 2 - TABLE OF CONTENTS

CS439610 DS288PP1SWITCHING CHARACTERISTICS - CONTROL PORT (TA = 25 °C; VD = 5.25 V to 3.0 Volts; Inputs: logic 0 = AGND, logic 1 = VD, CL = 30 pF)Not

Seite 3 - TABLE OF FIGURES

CS4396DS288PP1 112.0 TYPICAL CONNECTION DIAGRAMSCLKAudioDataProcessorExternal ClockMCLKAGNDAOUTR+CS4396SDATAVAAOUTR-+5VAnalog0.1 µF+1 µFModeSelectM1M

Seite 4 - ANALOG CHARACTERISTICS (T

CS439612 DS288PP13.0 REGISTER DESCRIPTION3.1 DIFFERENTIAL DC OFFSET CALIBRATIONMode Control Register (address 01h)Access:R/W in I2C and SPI.Default

Seite 5 - - 2.0 TBD mV

CS4396DS288PP1 133.3 MODE SELECTMode Control Register (address 01h)Access:R/W in I2C and SPI.Default:00000Function:The Mode Select pins determine th

Seite 6

CS439614 DS288PP14.0 PIN DESCRIPTIONReset - RSTPin 1, InputFunction:The device enters a low power mode and all internal state machines registers are

Seite 7 - DIGITAL CHARACTERISTICS (T

CS4396DS288PP1 15Serial Clock - SCLKPin 11, InputFunction:Clocks individual bits of serial data into the SDATA pin. The required relationship between

Seite 8 - SWITCHING CHARACTERISTICS (T

CS439616 DS288PP1cles in Single Speed, 2304 cycles in Double Speed and 4608 cycles in Quad Speed mode. The bias volt-age on the outputs will be retain

Seite 9 - Repeated

CS4396DS288PP1 17Common Mode Voltage - CMOUTPin 25, OutputFunction:Filter connection for internal bias voltage, typically 50% of VREF. Capacitors must

Seite 10 - SPI Mode

CS439618 DS288PP1Address Bit 1 / Control Data Input - AD1/CDINPin 3, InputFunction:In I2C mode, AD1 is a chip address bit. CDIN is the control data i

Seite 11 - DS288PP1 11

CS4396DS288PP1 195.0 APPLICATIONS5.1 Recommended Power-up Sequence1. Hold RST low until the power supplies, master, and left/right clocks are stable

Seite 12 - 3.0 REGISTER DESCRIPTION

CS43962 DS288PP1TABLE OF CONTENTS1.0 CHARACTERISTICS/SPECIFICATIONS ... 4ANALOG CHA

Seite 13

CS439620 DS288PP16.0 CONTROL PORT INTERFACEThe control port is used to load all the internal settings of the CS4396. The operation of the control por

Seite 14 - 4.0 PIN DESCRIPTION

CS4396DS288PP1 21 SDASCL001000ADDRAD0R/WStartACKDATA1-8ACKDATA1-8ACKStopNote: If operation is a write,

Seite 15

CS439622 DS288PP1M4 M1(DIF1)M0(DIF0)DESCRIPTION FORMAT FIGURE00 0Left Justified, up to 24-bit data02000 1I2S, up to 24-bit data12101 0Right Justified,

Seite 16

CS4396DS288PP1 23 -160-140-120-100-80-60-40-2000.45 0.46 0.47 0.48 0.49 0.5 0.51 0.52 0.53 0.54 0.55 0.56 0.57 0.58 0.59 0.6Freque

Seite 17

CS439624 DS288PP1-160-140-120-100-80-60-40-2000.4 0.45 0.5 0.55 0.6 0.65 0.7 0.75 0.8 0.85 0.9 0.95 1Frequency (normalized to Fs)Amplitude dB-160-140-

Seite 18

CS4396DS288PP1 25 LRCKSCLKLeft ChannelRight ChannelSDATA +3 +2 +1LSB+5 +4MSB-1 -2 -3 -4 -5+3 +2 +1LSB+5 +4MSB-1 -2 -3

Seite 19 - 5.0 APPLICATIONS

CS439626 DS288PP17.0 PARAMETER DEFINITIONSTotal Harmonic Distortion + Noise (THD+N)The ratio of the rms value of the signal to the rms sum of all oth

Seite 20 - 6.1 SPI Mode

CS4396DS288PP1 279.0 PACKAGE DIMENSIONSINCHES MILLIMETERSDIM MIN MAX MIN MAXA 0.093 0.104 2.35 2.65A1 0.004 0.012 0.10 0.30B 0.013 0.020 0.33 0.51C 0

Seite 22

CS4396DS288PP1 3TABLE OF FIGURESFigure 1. Serial Audio Input Timing ... 8Figur

Seite 23 -

CS43964 DS288PP11.0 CHARACTERISTICS/SPECIFICATIONSANALOG CHARACTERISTICS (TA = 25 °C; Logic "1" = VD = 5 V; VA = 5V; Logic "0" =

Seite 24

CS4396DS288PP1 5ANALOG CHARACTERISTICS (Continued) Notes: 3. Valid with the recommended capacitor values on FILT+ and CMOUT as shown in Figure 1. Incr

Seite 25

CS43966 DS288PP1ANALOG CHARACTERISTICS (Continued) Notes: 4. Response is clock dependent and will scale with Fs. Note that the response plots (Figure

Seite 26 - 8.0 REFERENCES

CS4396DS288PP1 7DIGITAL CHARACTERISTICS (TA = 25°C; VD = 3.0V - 5.25V)ABSOLUTE MAXIMUM RATINGS (AGND = 0 V, all voltages with respect to ground.)WARN

Seite 27 - 9.0 PACKAGE DIMENSIONS

CS43968 DS288PP1SWITCHING CHARACTERISTICS (TA= -10 to 70°C; Logic 0 = AGND = DGND; Logic 1 = VD = 5.25 to 3.0 Volts; CL=20pF) Parameter Symbol Min Ty

Seite 28

CS4396DS288PP1 9SWITCHING CHARACTERISTICS - CONTROL PORT (TA = 25 °C; VD = 5.25 V to 3.0 Volts; Inputs: logic 0 = AGND, logic 1 = VD, CL = 30 pF)Note

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