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поискавой системы для электроныых деталей |
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поискавой системы для электроныых деталей |
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LAN7430 датащи(PDF) 27 Page - Microchip Technology |
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LAN7430 датащи(HTML) 27 Page - Microchip Technology |
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27 / 77 page  2018-2019 Microchip Technology Inc. DS00002631D-page 27 LAN7430/LAN7431 FIGURE 4-2: LAN7430 POWER CONNECTIVITY ON-CHIP REGULATORS DISABLED +1.8 V to +3.3 V VDD 12CORE Core Logic & Ethernet PHY digital Ethernet PHY Analog VSS VDD 12_SW_OUT AVDD12 Ethernet PHY Bandgap and Osc IO Pads Note: Bypass and bulk caps as needed for PCB. Ferrites on AVDDL and AVDD12 may be combined. VDDVARIO (1 pin) +3.3 V (1 pin) (3 pins) (2 pins) (1 pin) Ethernet PHY PLL (exposed pad) VDD 25_REG _OUT (1 pin) VDD12_SW_FB VDD_REG _IN (1 pin) 3.3 / 1.2 OTP VDD_OTP (1 pin) (1 pin) AVDDH AVDDL (2 pins) PCIe PHY VP (1 pin) VPTX (1 pin) VPH (1 pin) +3.3 V optional 3.3V PHY operation +1.8 V to +3.3 V NC VDD_SW_IN (1 pin) IN OUT Internal 1.2 V Switching Regulator FEEDBACK REF +1.8 V to +3.3 V +1.2 V +2.5 V +2.5 V IN OUT Internal 2.5 V LDO Regulator ENABLE |
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