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поискавой системы для электроныых деталей |
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поискавой системы для электроныых деталей |
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XIO2001IPNP датащи(PDF) 119 Page - Texas Instruments |
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XIO2001IPNP датащи(HTML) 119 Page - Texas Instruments |
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119 / 131 page  XIO2001 www.ti.com SCPS212D – MAY 2009 – REVISED JANUARY 2010 PCI Express Differential Reference Clock Input Ranges (1) (continued) PARAMETER TERMINALS MIN NOM MAX UNIT COMMENTS ZRX-DC REFCLK+ 20 k Ω REFCLK+ dc single-ended mode impedance DC input impedance REFCLK– 7.7 PCI Bus Electrical Characteristics (1) over recommended operating conditions PARAMETER OPERATION TEST CONDITIONS MIN MAX UNIT PCIR = 3.3 V 0.5 × VDD_33 PCIR + 0.5 VIH High-level input voltage(2) V PCIR = 5 V 2.0 PCIR + 0.5 PCIR = 3.3 V –0.5 0.3 × VDD_33 VIL Low-level input voltage (2) V PCIR = 5 V –0.5 0.8 VI Input voltage 0 PCIR V VO Output voltage(3) 0 VDD_33 V tt Input transition time (trise and tfall) 1 4 ns PCIR = 3.3 V IOH = –500 mA 0.9 × VDD_33 VOH High-level output voltage V PCIR = 5 V IOH = –2 mA 2.4 PCIR = 3.3 V IOH = 1500 mA 0.1 × VDD_33 VOL Low-level output voltage V PCIR = 5 V IOH = 6 mA 0.55 PCIR = 3.3 V ±10 IOZ High-impedance, output current (3) mA PCIR = 5 V ±70 PCIR = 3.3 V ±10 II Input current mA PCIR = 5 V ±70 (1) This table applies to CLK, CLKOUT6:0, AD31:0, C/BE[3:0], DEVSEL, FRAME, GNT5:0, INTD:A, IRDY, PAR, PERR, REQ5:0, PRST, SERR, STOP, TRDY, SERIRQ, M66EN, and LOCK terminals. (2) Applies to external inputs and bidirectional buffers. (3) Applies to external outputs and bidirectional buffers. 7.8 3.3-V I/O Electrical Characteristics (1) over recommended operating conditions PARAMETER OPERATION TEST CONDITIONS MIN MAX UNIT VIH High-level input voltage(2) VDD_33 0.7 VDD_33 VDD_33 V VIL VIL Low-level input voltage (2) VDD_33 0 0.3 VDD_33 V VI Input voltage 0 VDD_33 V VO Output voltage(3) 0 VDD_33 V tt Input transition time (trise and tfall) 0 25 ns Vhys Input hysteresis(4) 0.13 VDD_33 V VOH High-level output voltage VDD_33 IOH = –4 mA 0.8 VDD_33 V VOL Low-level output voltage VDD_33 IOL = 4 mA 0.22 VDD_33 V IOZ High-impedance, output current(3) VDD_33 VI = 0 to VDD_33 ±20 mA IOZP High-impedance, output current with internal VDD_33 VI = 0 to VDD_33 ±100 mA pullup or pulldown resistor(1) II Input current(5) VDD_33 VI = 0 to VDD_33 ±1 mA (1) Applies to GRST (pullup), EXT_ARB_EN (pulldown), CLKRUN_EN (pulldown), and most GPIO (pullup). (2) Applies to external inputs and bidirectional buffers. (3) Applies to external outputs and bidirectional buffers. (4) Applies to PERST, GRST, and PME. (5) Applies to external input buffers. Copyright © 2009–2010, Texas Instruments Incorporated Electrical Characteristics 119 Submit Documentation Feedback Product Folder Link(s): XIO2001 |
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