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SN74BCT25245NT 数据表(PDF) 4 Page - Texas Instruments |
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SN74BCT25245NT 数据表(HTML) 4 Page - Texas Instruments |
4 / 5 page SN54BCT25245, SN74BCT25245 25- Ω OCTAL BUS TRANSCEIVERS WITH 3-STATE OUTPUTS SCBS053B – MAY 1990 – REVISED APRIL 1994 2–4 POST OFFICE BOX 655303 • DALLAS, TEXAS 75265 switching characteristics (see Note 2) PARAMETER FROM (INPUT) TO (OUTPUT) VCC = 5 V, CL = 50 pF, R1 = 500 Ω, R2 = 500 Ω, TA = 25°C VCC = 4.5 V to 5.5 V, CL = 50 pF, R1 = 500 Ω, R2 = 500 Ω, TA = MIN to MAX† UNIT ′BCT25245 SN54BCT25245 SN74BCT25245 MIN TYP MAX MIN MAX MIN MAX tPLH A B 1.2 3.3 5.1 1.2 5.8 1.2 5.7 ns tPHL A B 1.9 4.3 6.7 1.9 7.6 1.9 7.2 ns tPLH B A 1.2 3.3 4.8 1.2 5.7 1.2 5.5 ns tPHL B A 2.1 4 5.6 2.1 6.4 2.1 6.2 ns tPZH OE A 3.7 6.3 8.4 3.7 10.1 3.7 9.6 ns tPZL OE A 4.5 7.4 9.2 4.5 11.1 4.5 10.3 ns tPHZ OE A 1.8 3.7 5.5 1.8 6.4 1.8 6.2 ns tPLZ OE A 3.3 5.1 7.2 3.3 9.6 3.3 8.3 ns tPZH OE B 3.4 5.7 7.9 3.4 9.2 3.4 8.9 ns tPZL OE B 4.3 6.6 8.7 4.3 10.1 4.3 9.7 ns tPHZ OE B 2.7 4.5 6.3 2.7 7.2 2.7 6.9 ns tPLZ OE B 1.7 4.5 6.8 1.7 8.3 1.7 7.5 ns † For conditions shown as MIN or MAX, use the appropriate value specified under recommended operating conditions. NOTE 2: Load circuits and voltage waveforms are shown in Section 1. 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. |
类似零件编号 - SN74BCT25245NT |
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类似说明 - SN74BCT25245NT |
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