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LP1072 数据表(PDF) 20 Page - Freescale Semiconductor, Inc |
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LP1072 数据表(HTML) 20 Page - Freescale Semiconductor, Inc |
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20 / 32 page  LP1072 Advance Information, Rev. 0.3 20 Freescale Semiconductor PRELIMINARY Pinout and Footprint CF_A8 pdb04dgz Bi-dir CompactFlash address P9 CF_A9 pdb04dgz Bi-dir CompactFlash address P10 CF_A10 pdb04dgz Bi-dir CompactFlash address R13 CF_OE_N pdusdgz Input CF common or attribute memory indication N12 CF_IORD_N pdusdgz Input I/O read in conjunction with reg and ce1/2 P12 CF_IOWR_N pdusdgz Input I/O write in conjunction with reg and ce1/2 P13 CF_WE_N pdusdgz Input Common or attribute memory write enable R15 CF_IREQ_N pdt04dgz Output I/O mode interrupt request (pulsed low or level sensitive) N14 CF_RESET pdudgz Input Reset P15 CF_CD1_N pdt04dgz Output Card detect L13 CF_CD2_N pdt04dgz Output Card detect K12 CF_INPACK_N pdt04dgz Output Decode indication (not widely implemented) J12 CF_STSCHG_N pdo04dgz Output Status Change K14 CF_REG_N pdusdgz Input Cycle indication J14 AFE Interface AGND pdiana2p N/A Analog ground Double bonded with Analog Reference negative supply) E6 AGNDIQADC pdiana2p N/A Analog ground E8 AGNDIQDAC pdiana2p N/A Analog ground D8 AVDD pdiana2p N/A Analog 3.3 volt A3 AVDDIQADC pdiana2p N/A Analog 3.3 volt D7 AVDDIQDAC pdiana2p N/A Analog 3.3 volt A9 VDDIQADC pvdd3p N/A 3.3 volt power for ESD Diodes A4 VSSIQADC pvss3p N/A 3.3 volt ground for ESD Diodes E7 VDDIQDAC pvdd3p N/A 3.3 volt power for ESD Diodes D2 DGND pvss1dgz N/A Digital Ground B2 DVDD pvdd1dgz N/A Digital 1.8 Volt C2 IBIAS pdiana2p N/A Pin for monitoring or bypassing bias current, flowing out of the pin to agnd. B3 VBG pdiana2p N/A Voltage reference pin for decoupling (equal to 1.25V). Connect 1uF(ceramic) + 100nF (ceramic) to agndref. B5 VREFN pdiana2p Input ADC Negative reference for decoupling A5 VREFP pdiana2p Input ADC Positive reference for decoupling A7 AUXADCIN_0 pdiana2p Input Muxed analog input to auxiliary ADC bit 0 C5 AUXADCIN_1 pdiana2p Input Muxed analog input to auxiliary ADC bit 1 D5 AUXADCIN_2 pdiana2p Input Muxed analog input to auxiliary ADC bit 2 B4 Table 9. Pin Description (continued) Pad Name Pad Type Direction Description Pin |
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