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数据搜索系统，热门电子元器件搜索 |
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CX86500 Datasheet(数据表) 2 Page - Conexant Systems, Inc |
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CX86500 Datasheet(HTML) 2 Page - Conexant Systems, Inc |
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2 page 
SCXV.92/V.34/V.32bis Modem Product Preview 2 Conexant 102235C Features (Continued) • No external memory required • Embedded and upgradeable country profiles • Serial NVRAM interface for optional permanent country profile storage (38-pin version) • Embedded AT commands • Full-duplex 8-bit/14-bit PCM voice pass-through mode • SmartDAA − Extension pick up detection − Digital line protection − Line reversal detection − Line-in-use detection − Remote hang-up detection − Worldwide compliance • Selectable 28.224 MHz or 27.000 MHz frequency of operation • Low power and voltage − Single +3.3V supply − Low power consumption mode − +3.3V I/O level • Compact, robust board design − Small, low-profile modem packages − SmartDAA and DIB technologies − Reference design supports 5KV isolation Figure 1. SCXV.92/V.34/V.32bis Modem Simplified Interface V.92/V.34/V.32bis Modem 28-Pin or 38-Pin TSSOP MCU/DSP/ SmartDAA Interface DTE/Host Interface Serial or Parallel* Interface 102387_001 RAM TIP RING External Discrete Components Telephone Line Digital Isolation Barrier (DIB) Components CX20493 SmartDAA 3 Line Side Device (LSD) 28-Pin QFN or 32-Pin LQFP Line Side DIB Interface (LSDI) Codec Telephone Line Interface DAA Hardware ROM Optional NVRAM* * 38-pin version only. 28.224 MHz or 27.000 MHz Clock Source |
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