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CX86500 Datasheet(数据表) 4 Page - Conexant Systems, Inc |
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CX86500 Datasheet(HTML) 4 Page - Conexant Systems, Inc |
4 page ![]() SCXV.92/V.34/V.32bis Modem Product Preview 4 Conexant 102235C Figure 3. CX86500 Modem 38-Pin TSSOP with Serial Interface Hardware Signals XTLI XTLO XTLI XTLO TXD# RXD# CTS# RI# DTR# RTS# DSR# RXCLK# TXCLK# RLSD#/CLKSEL# SCLKSEL# RESET# LPO 3 4 3 4 7 6 16 23 17 15 27 8 12 22 20 5 31 PWRCLKP PWRCLKN DIB_DATAP DIB_DATAN DSPKOUT NVMDATA NVMCLK/PARIF VDD_CORE VDD VDD VDD GND GND GND GND NC NC RESERVED RESERVED RESERVED RESERVED RESERVED RESERVED 34 35 25 26 36 29 13 32 9 10 30 1 14 33 38 2 37 11 18 19 21 28 24 102287_004 CX86500 Modem 38-Pin TSSOP Serial Interface DIGITAL ISOLATION BARRIER (DIB) RESET CIRCUIT SPEAKER CIRCUIT +3.3V 240K +3.3V NC SERIAL EEPROM 28.224 MHZ OR 27.000 MHZ CLOCK OSCILLATOR NC 28.224 MHZ CRYSTAL 33 pF 33 pF 1 M 33 ALTERNATIVE CLOCK SOURCE CRYSTAL CIRCUIT SOURCE SERIAL HOST INTERFACE FREQUENCY SELECT CIRCUIT 10K |