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поискавой системы для электроныых деталей |
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поискавой системы для электроныых деталей |
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LAN8804 датащи(PDF) 27 Page - Microchip Technology |
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LAN8804 датащи(HTML) 27 Page - Microchip Technology |
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27 / 91 page  LAN8804 © 2024 Microchip Technology Inc. and its subsidiaries DS00003591G-page 27 FIGURE 4-1: POWER CONNECTIONS VDDIO AB PVT Monitor Digital I/O VDDIO_1 VDDCORE LDO +1.8V, +2.5V, +3.3V +2.5V, +3.3V +1.1V When not using the internal LDO, +1.1V must be supplied by an external supply and the LDO pin is a No Connect ISET PLL QSGMII Serdes VDDAL_SERDES (5 pins) VDDTXL_SERDES VDDAH_SERDES (2 pins) VDDAH_PLL_PTP VDDAH_ABPVT Common Analog VDDAH VDD33REF +2.5V, +3.3V GPHY Port 0 VDDAL_ADC_A/B/C/D_P0 (4 pins) VDDAH_P0 GPHY Port 1 VDDAL_ADC_A/B/C/D_P1 (4 pins) VDDAH_P1 GPHY Port 2 VDDAL_ADC_A/B/C/D_P2 (4 pins) VDDAH_P2 GPHY Port 3 VDDAL_ADC_A/B/C/D_P3 (4 pins) VDDAH_P3 RES_REF VDDAL_PLL VDDAL_CK125 VSS_CK125 P_VSS (2 pins) (2 pins) (7 pins) (ePad) 22uF 0.1uF 100Ω VREG 2.5V VREG_BYPASS: pull to VSS w hen VDDAH=3.3V pull to VDDIO when VDDAH =2.5V VREG_BYPASS 220uF |
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