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XIO2000AI 数据表(PDF) 149 Page - Texas Instruments |
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XIO2000AI 数据表(HTML) 149 Page - Texas Instruments |
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149 / 165 page  Electrical Characteristics 140 April 2007 Revised October 2008 SCPS155C 7.7 Electrical Characteristics Over Recommended Operating Conditions (PCI Bus) PARAMETER OPERATION TEST CONDITIONS MIN MAX UNITS VIH High-level input voltage (Note 18) VCCP = 3.3 V 0.5 VDD_33 VCCP V VIH High-level input voltage (Note 18) VCCP = 5.0 V 0.5 VDD_33 VCCP V VIL Low-level input voltage (Note 18) VCCP = 3.3 V 0 0.3 VDD_33 V VIL Low-level input voltage (Note 18) VCCP = 5.0 V 0 0.3 VDD_33 V VI Input voltage 0 VCCP V VO Output voltage (Note 19) 0 VDD_33 V tt Input transition time (trise and tfall) 1 4 ns VOH High-level output voltage (Note 19) VDD_33 IOH = −32 mA 0.7 VDD_33 V VOL Low-level output voltage (Note 19) VDD_33 IOL = 32 mA 0.18 VDD_33 V IOZ High-impedance, output current (Note 19) VCCP = 3.3 V VI = 0 to VCCP ±10 A IOZ High-impedance, output current (Note 19) VCCP = 5.0 V VI = 0 to VCCP ±70 µA II Input current (Note 18) VCCP = 3.3 V VI = 0 to VCCP ±10 A II Input current (Note 18) VCCP = 5.0 V VI = 0 to VCCP ±70 µA NOTES: 18. Applies to external inputs and bidirectional buffers. 19. Applies to external outputs and bidirectional buffers. Note: 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. 7.8 Electrical Characteristics Over Recommended Operating Conditions (3.3-V I/O) PARAMETER OPERATION TEST CONDITIONS MIN MAX UNITS VIH High-level input voltage (Note 20) VDD_33 0.7VDD_33 VDD_33 V VIL Low-level input voltage (Note 20) VDD_33 0 0.3 VDD_33 V VI Input voltage 0 VDD_33 V VO Output voltage (Note 21) 0 VDD_33 V tt Input transition time (trise and tfall) 0 25 ns Vhys Input hysteresis (Note 23) 0.13VDD_33 V VOH High-level output voltage VDD_33 IOH = −4 mA 0.8VDD_33 V VOL Low-level output voltage VDD_33 IOL = 4 mA 0.22VDD_33 V IOZ High-impedance, output current (Note 21) VDD_33 VI = 0 to VDD_33 ±20 µA IOZP High-impedance, output current with internal pullup or pulldown (Note 24) VDD_33 VI = 0 to VDD_33 ±100 µA II Input current (Note 22) VDD_33 VI = 0 to VDD_33 ±1 µA NOTES: 20. Applies to external inputs and bidirectional buffers. 21. Applies to external outputs and bidirectional buffers. 22. Applies to external input buffers. 23. Applies to PERST, GRST, and PME. 24. Applies to GRST (pullup), EXT_ARB_EN (pulldown), CLKRUN_EN (pulldown), and most GPIO (pullup). Note: This table applies to PERST, WAKE, REFCLK_SEL, PME, CLKRUN_EN, EXT_ARB_EN, GRST, GPIO7:0, and all RSVD input terminals. |
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