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Silicon Laboratories SI4734/35-B20 manual PCB Land Pattern Si4734/35 QFN, Si4734/35-B20, Rev

Models: SI4734/35-B20

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Si4734/35-B20

10. PCB Land Pattern: Si4734/35 QFN

Figure 15 illustrates the PCB land pattern details for the Si4734/35-GM. Table 17 lists the values for the dimensions shown in the illustration.

Figure 15. PCB Land Pattern

Rev. 1.0

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Silicon Laboratories SI4734/35-B20 manual PCB Land Pattern Si4734/35 QFN, Si4734/35-B20, Rev

Contents

GND PAD BROADCAST AM/FM/SW/LW RADIO RECEIVERSi4734/35-B20 Rev. 1.0 4/08Si4734/35-B20 RevSi4734/35-B20 TABLE OF CONTENTSSection PageTable 1. Recommended Operating Conditions 1. Electrical SpecificationsSi4734/35-B20 Table 2. Absolute Maximum Ratings1,2Table 3. DC Characteristics Si4734/35-B20RST GPO1 GPO2 INT Si4734/35-B20Si4734/35-B20 SCLK FrequencySCLK SDIO SCLK SDIOSi4734/35-B20 RevSCLK Si4734/35-B20SCLK SEN SDIO SEN SDIOSi4734/35-B20 SCLK FrequencySi4734/35-B20 DCLK DFS DOUTTable 9. FM Receiver Characteristics1,2 Si4734/35-B20Table 9. FM Receiver Characteristics1,2 Continued Si4734/35-B20Parameter SymbolSi4734/35-B20 Test ConditionSi4734/35-B20 Long Wave LWParameter SymbolSi4734/35-B20 Test ConditionSi4734/35-GM 2. Typical Application SchematicSi4734/35-B20 Components 3. Bill of MaterialsSi4734/35-B20 Value/DescriptionSi4734/35-B20 4. Functional Description4.1. Overview Si4734/354.4. AM Receiver 4.2. Operating Modes4.3. FM Receiver 4.5. SW Receiver4.7.1. Audio Data Formats 4.7. Digital Audio Interface Si4735 OnlySi4734/35-B20 4.7.2. Audio Sample RatesOFALL = Si4734/35-B20Rev DCLK4.10. Stereo DAC 4.8. Stereo Audio Processing4.9. De-emphasis 4.11. Soft Mute4.15. Reference Clock 4.13. Tuning4.14. Seek 4.16. Control Interface4.16.3. SPI Control Interface Mode 4.16.2. 3-WireControl Interface ModeSi4734/35-B20 Rev4.20. Programming with Commands 4.18. Firmware Upgrades4.19. Reset, Power Up, and Power Down 4.17. GPO OutputsTable 14. Si473x Command Summary 5. Commands and PropertiesSi4734/35-B20 Table 15. Si473x Property Summary DefaultSi4734/35-B20 PropSi4734/35-B20 Table 15. Si473x Property Summary ContinuedSi4734/35-B20 6. Pin Descriptions Si4734/35-GMGND PAD Part Number 7. Ordering GuideSi4734/35-B20 Description8.2. Top Mark Explanation 8. Package Markings Top Marks8.1. Si4734/35 Top Mark 3420 BTTT YWWSi4734/35-B20 9. Package Outline Si4734/35 QFNTable 16. Package Dimensions Figure 14. 20-PinQuad Flat No-LeadQFNFigure 15. PCB Land Pattern 10. PCB Land Pattern Si4734/35 QFNSi4734/35-B20 RevTable 17. PCB Land Pattern Dimensions Si4734/35-B2011. Additional Reference Resources Si4734/35-B20Revision 0.4 to Revision DOCUMENT CHANGE LISTSi4734/35-B20 Silicon Laboratories Inc CONTACT INFORMATIONSi4734/35-B20 Rev