BC352239A-IVQ-E4 데이터 시트보기 (PDF) - Unspecified

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BC352239A-IVQ-E4

BlueCore 3-Multimedia External

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Contents

Figure 10.10.6: Relative Level of 3rd Harmonic to Fundamental, PL = 22Ω ......................................................... 105

Figure 10.10.7: Noise Floor................................................................................................................................. 106

Figure 10.10.8: THD+N ....................................................................................................................................... 107

Figure 11.11.1: Application Circuit for Radio Characteristics Specification with 7 x 7 VFBGA Package ............. 108

Figure 12.12.1: BlueCore3-Multimedia External 120-Ball VFBGA Package Dimensions.................................... 109

Figure 13.13.1: Typical Lead-Free Re-flow Solder Profile................................................................................... 110

List of Tables

Table 6.1: Alternative Functions of the Digital Audio Bus Interface on the PCM Interface .................................... 34

Table 8.1: Transmit S Parameters ........................................................................................................................ 45

Table 8.2: Balanced Receiver S Parameters ........................................................................................................ 46

Table 8.3: DAC Digital Gain Rate Selection.......................................................................................................... 75

Table 8.4: DAC Analogue Gain Settings ............................................................................................................... 76

Table 8.5: PCM Master Timing.............................................................................................................................. 82

Table 8.6: PCM Slave Timing................................................................................................................................ 84

Table 8.7: PSKEY_PCM_CONFIG32 Description................................................................................................. 87

Table 8.8: PSKEY_PCM_LOW_JITTER_CONFIG Description ............................................................................ 88

Table 8.9: Digital Audio Interface Slave Timing .................................................................................................... 90

Table 8.10: Digital Audio Interface Master Timing................................................................................................. 91

Table 8.11: PIO Defaults....................................................................................................................................... 96

Table 8.12: Pin States of BlueCore3-Multimedia External on Reset ..................................................................... 98

List of Equations

Equation 8.1: Output Voltage with Load Current ≤ 10mA...................................................................................... 47

Equation 8.2: Output Voltage with No Load Current ............................................................................................. 47

Equation 8.3: Load Capacitance ........................................................................................................................... 53

Equation 8.4: Trim Capacitance ............................................................................................................................ 53

Equation 8.5: Frequency Trim ............................................................................................................................... 53

Equation 8.6: Pullability......................................................................................................................................... 53

Equation 8.7: Transconductance Required for Oscillation .................................................................................... 54

Equation 8.8: Equivalent Negative Resistance ..................................................................................................... 54

Equation 8.9: Baud Rate ....................................................................................................................................... 64

Equation 8.10: PCM_CLK Frequency When Being Generated Using the Internal 48MHz clock .......................... 86

Equation 8.11: PCM_SYNC Frequency Relative to PCM_CLK ............................................................................ 86

BC352239A-ds-001Pc

© Cambridge Silicon Radio Limited 2004

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