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TUSB7340 数据表(PDF) 27 Page - Texas Instruments |
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TUSB7340 数据表(HTML) 27 Page - Texas Instruments |
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27 / 122 page ![]() 7.2.2.3 PCI Express Connector The PERp and PERn signals must be attached to the coupling capacitor (0.1 µF). JUMPER BETWEEN 1 AND 2 FOR NORMAL OPERATION. JUMPER BETWEEN 2 AND 3 FOR WAKE TESTING. PCIE CEM SPEC MAX VALUES: PCIE_3P3V: 3 AMPS. VAUX: 375mA CAP_US_TXN CAP_US_TXP PCIE_PRSNTZ PCIE_TDITDO WAKEZ_R PCIE_3P3V PCIE_3P3V BOARD_12V VAUX BOARD_3P3V PCIE_RXP pg2 PCIE_RXN pg2 PCIE_REFCLKN pg2 PCIE_REFCLKP pg2 WAKEZ pg2 PERSTZ pg2 PCIE_TXN pg2 PCIE_TXP pg2 Side B Component Side Side A Solder Side Key P1 PCI Express x1 Edge Connector 12V1 B1 12V2 B2 12V5 B3 GND1 B4 SMCLK B5 SMDAT B6 GND2 B7 3.3V B8 J_TRST# B9 3.3Vaux B10 WAKE# B11 RSVD2 B12 GND3 B13 PETp0 B14 PETn0 B15 GND4 B16 PRSNT2# B17 GND5 B18 PRSNT1# A1 12V3 A2 12V4 A3 GND9 A4 J_TCK A5 J_TDI A6 J_TDO A7 J_TMS A8 3.3V1 A9 3.3V2 A10 PERST# A11 GND8 A12 REFCLK+ A13 REFCLK- A14 GND7 A15 PERp0 A16 PERn0 A17 GND6 A18 J40 HDR1x3 1 2 3 C62 NOPOP C79 1000pF + C80 NOPOP R50 0 C64 22uF C67 0.1uF C63 NOPOP C68 0.1uF Figure 7-5. Reference Design 3 www.ti.com TUSB7320, TUSB7340 SLLSE76Q – MARCH 2011 – REVISED MARCH 2024 Copyright © 2024 Texas Instruments Incorporated Submit Document Feedback 27 Product Folder Links: TUSB7320 TUSB7340 |
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