SI4704-D50 데이터 시트보기 (PDF) - Silicon Laboratories

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SI4704-D50

BROADCAST FM RADIO RECEIVER FOR CONSUMER ELECTRONICS

Silicon Laboratories 

Table 6. 3-Wire Control Interface Characteristics

(VA = 2.7 to 5.5 V, VD = 1.62 to 3.6 V, TA = –20 to 85 °C)

Parameter

Symbol

Test Condition

SCLK Frequency

SCLK High Time

SCLK Low Time

SDIO Input, SEN to SCLK Setup

SDIO Input to SCLK Hold

SEN Input to SCLK Hold

SCLK to SDIO Output Valid

SCLK to SDIO Output High Z

SCLK, SEN, SDIO, Rise/Fall Time

fCLK

tHIGH

tLOW

tS

tHSDIO

tHSEN

tCDV

tCDZ

tR, tF

Read

Read

Si4704/05-D50

Min

Typ

Max Unit

0

—

2.5

MHz

25

—

—

ns

25

—

—

ns

20

—

—

ns

10

—

—

ns

10

—

—

ns

2

—

25

ns

2

—

25

ns

—

—

10

ns

SCLK 70%

30%

SEN 70%

30%

tR

tF

tS

tHSDIO

tHIGH tLOW

tS

tHSEN

SDIO 70%

30%

A6-A5,

A7

R/W,

A0

A4-A1

D15

D14-D1

D0

Address In

Data In

Figure 4. 3-Wire Control Interface Write Timing Parameters

SCLK 70%

30%

tS

SEN 70%

30%

tHSDIO

tS

tCDV

tHSEN

tCDZ

70%

SDIO

30%

A6-A5,

A7

R/W,

A0

A4-A1

D15

D14-D1

D0

Address In

½ Cycle Bus

Turnaround

Data Out

Figure 5. 3-Wire Control Interface Read Timing Parameters

Rev. 1.0

9

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