Si4721-B20-GM datasheet(10/48 Pages) SILABS

номер детали	Si4721-B20-GM

подробное описание детали	BROADCAST FM RADIO TRANSCEIVER FOR PORTABLE APPLICATIONS

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производитель	SILABS [Silicon Laboratories]

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10 / 48 page

Si4720/21-B20

10

Rev. 1.0

Figure 4. 3-Wire Control Interface Write Timing Parameters

Figure 5. 3-Wire Control Interface Read Timing Parameters

Table 6. 3-Wire Control Interface Characteristics

(VDD = 2.7 to 5.5 V, VIO = 1.5 to 3.6 V, TA = –20 to 85 °C)

Parameter

Symbol

Test Condition

Min

Typ

Max

Unit

SCLK Frequency

fCLK

0—

2.5

MHz

SCLK High Time

tHIGH

25

—

ns

SCLK Low Time

tLOW

25

—

ns

SDIO Input, SEN to SCLK

Setup

tS

20

—

ns

SDIO Input to SCLK

Hold

tHSDIO

10

—

ns

SEN Input to SCLK

Hold

tHSEN

10

—

ns

SCLK

to SDIO Output Valid

tCDV

Read

2

—

25

ns

SCLK

to SDIO Output High Z

tCDZ

Read

2

—

25

ns

SCLK, SEN, SDIO, Rise/Fall time

tR, tF

—

10

ns

Note: When selecting 3-wire mode, the user must ensure that a rising edge of SCLK does not occur within 300 ns before the

rising edge of RST.

SCLK

70%

30%

SEN

70%

30%

SDIO

A7

A0

70%

30%

tS

tHSDIO

tHSEN

A6-A5,

R/W,

A4-A1

Address In

Data In

D15

D14-D1

D0

tHIGH

tLOW

tR

tF

½ Cycle Bus

Turnaround

SCLK

70%

30%

SEN

70%

30%

SDIO

70%

30%

tHSDIO

tCDV

tCDZ

Address In

Data Out

A7

A0

A6-A5,

R/W,

A4-A1

D15

D14-D1

D0

tS

tHSEN

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Skyworks Solutions Inc.	SI4721-B20-GM	617Kb / 47P	BROADCAST FM RADIO TRANSCEIVER FOR PORTABLE APPLICATIONS Rev. 1.0 November 9, 2021

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Аналогичное описание - Si4721-B20-GM

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