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SN74ABTR2245 데이터시트(PDF) 4 Page - Texas Instruments |
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SN74ABTR2245 데이터시트(HTML) 4 Page - Texas Instruments |
4 / 10 page SN54ABTR2245, SN74ABTR2245 OCTAL TRANSCEIVERS AND LINE/MEMORY DRIVERS WITH 3-STATE OUTPUTS SCBS680A – MARCH 1997 – REVISED MAY 1997 4 POST OFFICE BOX 655303 • DALLAS, TEXAS 75265 recommended operating conditions (see Note 3) SN54ABTR2245 SN74ABTR2245 UNIT MIN MAX MIN MAX UNIT VCC Supply voltage 4.5 5.5 4.5 5.5 V VIH High-level input voltage 2 2 V VIL Low-level input voltage 0.8 0.8 V VI Input voltage 0 VCC 0 VCC V IOH High-level output current –12 –12 mA IOL Low-level output current 12 12 mA ∆t/∆v Input transition rise or fall rate Outputs enabled 5 5 ns/V ∆t/∆VCC Power-up ramp rate 200 200 µs/V TA Operating free-air temperature –55 125 –40 85 °C NOTE 3: Unused pins (input or I/O) must be held high or low to prevent them from floating. PRODUCT PREVIEW information concerns products in the formative or design phase of development. Characteristic data and other specifications are design goals. Texas Instruments reserves the right to change or discontinue these products without notice. |
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