MSP4458 datasheet(58/85 Pages) MICRONAS

58 / 85 page

MSP 44x8G

PRELIMINARY DATA SHEET

Micronas

4.6.3.5. I2S-Bus Characteristics

Symbol

Parameter

Pin Name

Min.

Typ.

Max.

Unit

Test Conditions

VI2SIL

Input Low Voltage

I2S_CL

I2S_WS

I2S_CL3

I2S_WS3

I2S_DA_IN1..3

0.2

VSUP2

VI2SIH

Input High Voltage

0.5

VSUP2

ZI2SI

Input Impedance

ILEAKI2S

Input Leakage Current

−11

µA0 V < U

INPUT< DVSUP

VI2SOL

I2S Output Low Voltage

I2S_CL

I2S_WS

I2S_DA_OUT

0.4

II2SOL = 1 mA

VI2SOH

I2S Output High Voltage

VSUP2

− 0.3

VII2SOH = −1 mA

fI2SOWS

I2S-Word Strobe Output Frequency

I2S_WS

48.0

kHz

fI2SOCL

I2S-Clock Output Frequency

I2S_CL

1.536

MHz

RI2S10/I2S20

I2S-Clock Output High/Low-Ratio

0.9

1.0

1.1

Synchronous I2S Interface

ts_I2S

I2S Input Setup Time

before Rising Edge of Clock

I2S_DA_IN1/2

I2S_CL

for details see Fig. 4–22

“I2S timing diagram (syn-

chronous interface)”

th_I2S

I2S Input Hold Time

after Rising Edge of Clock

td_I2S

I2S Output Delay Time

after Falling Edge of Clock

I2S_CL

I2S_WS

I2S_DA_OUT

CL=30 pF

fI2SWS

I2S-Word Strobe Input Frequency

I2S_WS

48.0

kHz

fI2SCL

I2S-Clock Input Frequency

I2S_CL

1.536

MHz

RI2SCL

I2S-Clock Input Ratio

0.9

1.1

Asynchronous I2S Interface

ts_I2S3

I2S3 Input Setup Time

before Rising Edge of Clock

I2S_CL3

I2S_WS3

I2S_DA_IN3

for details see Fig. 4–23

“I2S timing diagram (asyn-

chronous interface)”

th_I2S3

I2S3 Input Hold Time

after Rising Edge of Clock

fI2S3WS

I2S3-Word Strobe Input Frequency

I2S_WS3

kHz

fI2S3CL

I2S3-Clock Input Frequency

I2S_CL3

3.2

MHz

RI2S3CL

I2S3-Clock Input Ratio

0.9

1.1

MSP4458 Datasheet(PDF) 58 Page - Micronas

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