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LUCL9500AGF-DT 数据表(PDF) 26 Page - Agere Systems |
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LUCL9500AGF-DT 数据表(HTML) 26 Page - Agere Systems |
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26 / 32 page ![]() Preliminary Data Sheet September 2001 High-Voltage Ringing SLIC for VoIP Applications L9500A 26 Agere Systems Inc. ac Applications (continued) Design Examples Broadcom 3352 Interface Network The following reference circuit shows the complete SLIC schematic for interface to the Broadcom BCM3352 as designed on the Broadcom BCM93352SV application reference design and board. Figure 12. Reference Schematic with Broadcom BCM Embedded Codec Devices and Agere L9500 SLIC VBAT1 BGND VBAT2 AGND VCC CBAT1 0.1 µF CBAT2 0.1 µF CCC 0.1 µF RTFLT DCOUT PR PT TXI ITR CRT 0.1 µF RRT 383 k Ω AGERE L7591 VBAT1 FUSIBLE OR PTC 50 Ω 50 Ω CF1 CF2 NSTAT B2 B1 B0 CF1 0.22 µF CF2 0.1 µF VREF RCVN VITR RCVP VBAT1 DBAT1 VBAT2 C9 D2 CMLEVEL VRXP L9500 FUSIBLE OR PTC BROADCOM VPROG CTX RGX 4750 Ω VTX 0.47 µF D0 DET D1 RINGINP RINGINN C9 68 nF C10 68 nF C3 3.3 nF C2 3.3 nF VRXN RINGREFP RINGREFN R4 78.7 k Ω R7 54.9 k Ω FERRITE BEAD 600 Ω VDDCORE VDDI/O R3 VCC = 3.3 V VCM C4 VREF_IO C5 150 pF R1 20 k Ω 0.1 µF CC1 C1 3.3 nF VTXN VTXP BCM3351 R2 20 k Ω C6 150 pF C7 150 pF R5 174 k Ω R6 88.7 k Ω R8 88.7 k Ω RDET 10 k Ω VCC BCM3352 BCM6352 BCM1101 |
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