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FT901Q-R 数据表(PDF) 38 Page - Bridgetek Pte Ltd. |
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FT901Q-R 数据表(HTML) 38 Page - Bridgetek Pte Ltd. |
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38 / 67 page ![]() Copyright © Bridgetek Pte Ltd 38 FT900 /1/2/3 Revision C Embedded Microcontroller Datasheet Version 1.0 Document No. BRT_000172 Clearance No.: BRT#087 Parameter Description Minimum Typical Maximum Units Conditions Vhsoh High speed high level output voltage (Differential) -360 - 400 mV - Vchirpj Chirp-J output voltage (Differential) 700 - 1100 mV - Vchirpk Chirp-K output voltage (Differential) -900 - -500 mV - Input level for full speed and low speed Vdi Differential input voltage sensitivity 0.2 - - V |Vdp-Vdm| Vcm Differential common mode voltage 0.8 - 2.5 V - Vse Single ended receiver threshold 0.8 - 2.0 V - Output level for full speed and low speed Vol Low level output voltage 0 - 0.3 V - Voh High level output voltage 2.8 - 3.6 V - Resistance Rdrv Driver output impedance 40.5 45 49.5 ohm Equivalent resistance used as an internal chip Table 5-4 - USB I/O Pin (D_DP/D_DM, H_DP/H_DM) Characteristics Note: The VCC1V2 is USB Host or Peripheral transceiver core power supply input which need connect to external +1.2V voltage power while USB Host or Peripheral controller is active. DC characteristics of Ethernet I/O cells Parameter Description Minimum Typical Maximum Units Conditions General characteristics VETH3V3 Ethernet power supply voltage 2.97 3.3 3.63 V Normal operation VOUT2* Ethernet LDO voltage - 1.2 - V Normal operation Total dissipative power 10Base-TX mode (Including TX current) - - 510 mW 10Base-TX mode 10Base-TX mode (Excluding TX current) - - 147 mW 10Base-TX mode |
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