Cirrus-logic CS48LV13 Instrukcja Użytkownika Pobierz pdf (Strona 19)

19 DS1057F1

4.12 Switching Characteristics—Digital Audio Slave Input Port

Figure 4-6. Serial Control Port—I

C Slave Mode Timing

4.12 Switching Characteristics—Digital Audio Slave Input Port

Figure 4-7. DAI Port Slave Timing Diagram

Parameter Symbol Min Max Unit

SCLK period T

daiclkp

40 — ns

SCLK duty cycle —4555%

Setup time DAI_Dx

1.All DAI data lines are timed relative to active edge of SCLK

daidsu

10 — ns

Hold time DAI_Dx

daidh

5—ns

Slave mode SCLK active edge to LRCLK transition t

daisstlr

10 — ns

LRCLK transition to SCLK active edge t

daislrts

10 — ns

BUSY/

I2C_SELECT

CLK/SCL

MISO/SDA

INT

01 67801 7

iicckl

iicckh

iicsu

iich

A6 A0 R/W ACK

LSB

iicirqh

iicirql

ACK

MSB

iicstp

iiccbsyl

hddo

iicbft

iicstsc l

iicckcmd

iicck

iicckcmd

iicf

iicr

DAI_SCLK

DAI_LRCLK

DAI_Dx

daislrts

daiclkp

DAI_SCLK

DAI_LRCLK

daisstlr

daidh

daiclkp

DAI_Dx

daidsu

1 2 ... 14 15 16 17 18 19 20 21 22 23 24 25 26

CS48LV12/13 1
SoundClear Voice™ Features 2
General Description 4
1 Documentation 5
2 Overview 5
3 Functional Description 6
3.2 Processing Groups 7
3.3 Tx Voice DSP Chain 8
3.5 Noise Reduction 8
3.8 Dynamic PEQ 9
3.10 Rx Voice DSP Chain 10
3.13 Speech DSP Chain 11
3.14 On-chip DSP Peripherals 11
3.15 Power Management 12
4.1 Absolute Maximum Ratings 13
4.5 Thermal Characteristics 15
DS1057F1 16 16
17 DS1057F1 17
C Slave Mode 18
I2C_SELECT 19
MISO/SDA 19
5 Pin Descriptions 21
DS1057F1 22 22
5.1 I/O Pin Characteristics 23
6 Package Dimensions 24
7 Ordering Information 26
8 Revision History 26

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