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DM562AP датащи(PDF) 42 Page - Davicom Semiconductor, Inc. |
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DM562AP датащи(HTML) 42 Page - Davicom Semiconductor, Inc. |
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42 / 48 page ![]() DM562AP V.90 Integrated Data/ Fax/Voice/Speakerphone Modem Device Single Chip with Memory Built in 42 Final DM6580 Pin Description Pin No. 48pin LQFP Pin Name I/O Description 2 RXIN I Receive Analog Input 3 AVDDR I Analog VDD For The Receiver Analog Circuitry (+5VDC) 4 SPKR O Speaker Driver 7 RXDCLK O Receive Data Clock 8 VDD P Digital Power 9 RXSCLK O Receive Sample Clock 10 RFS I Receive Frame Synchronization 15 DOR O Data Output For Receiver 16 DIR I Data Input For Receiver 17 DGND P Digital Ground 18 SCLK O Serial Clock Synchronized With All Serial Data 19 DOT O Data Output For Transmitter 20 DIT I Data Input For Transmitter 22 TFS I Transmit Frame Synchronization 26 TXSCLK*2 O Transmit Sample Clock * 2 27 TXDCLK O Transmit Data Clock 28 CLKIN I Master Clock Input (20.16MHz = 40.32MHz / 2 ) 29 /RESET I Codec Reset Input 30 EXTCLK I External Transmit Data Clock 33 Vr O Internal Reference Voltage. Connect 0.1uF to DGND 35 AVDDT I Analog VDD For The Transmitter Analog Circuitry (+5VDC) 39 TXA2 O Transmit Negative Analog Output 40 TXA1 O Transmit Positive Analog Output 41 AGNDR P Analog Receiver Circuitry Signal Return Path 43 VREFN O Negative Reference Voltage, VCM - 1V 44 VCM O Common Mode Voltage Output, 2.5V 45 VREFP O Positive Reference Voltage, VCM + 1V 46 AGNDT P Analog Transmitter Circuitry Signal Return Path 1,5,6, 11,12,13, 14,21,23, 24,25,31, 32,34,36, 37,38,42, 47,48 NC N NC Version: DM562AP-DS-F03 Nov. 09, 2007 |
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