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SN74AHCT16245DL 数据表(PDF) 4 Page - Texas Instruments |
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SN74AHCT16245DL 数据表(HTML) 4 Page - Texas Instruments |
4 / 14 page SN54AHCT16245, SN74AHCT16245 16-BIT BUS TRANSCEIVERS WITH 3-STATE OUTPUTS SCLS335J – MARCH 1996 – REVISED OCTOBER 2000 4 POST OFFICE BOX 655303 • DALLAS, TEXAS 75265 electrical characteristics over recommended operating free-air temperature range (unless otherwise noted) PARAMETER TEST CONDITIONS VCC TA = 25°C SN54AHCT16245 SN74AHCT16245 UNIT PARAMETER TEST CONDITIONS VCC MIN TYP MAX MIN MAX MIN MAX UNIT VOH IOH = –50 mA 45 V 4.4 4.5 4.4 4.4 V VOH IOH = –8 mA 4.5 V 3.94 3.8 3.8 V VOL IOL = 50 mA 45 V 0.1 0.1 0.1 V VOL IOL = 8 mA 4.5 V 0.36 0.44 0.44 V II OE or DIR VI = VCC or GND 0 V to 5.5 V ±0.1 ±1* ±1 mA IOZ† A or B inputs VO = VCC or GND 5.5 V ±0.25 ±2.5 ±2.5 mA ICC VI = VCC or GND, IO = 0 5.5 V 4 40 40 mA ∆ICC‡ One input at 3.4 V, Other inputs at VCC or GND 5.5 V 1.35 1.5 1.5 mA Ci OE or DIR VI = VCC or GND 5 V 2.5 10 10 pF Cio A or B inputs VI = VCC or GND 5 V 4 pF * On products compliant to MIL-PRF-38535, this parameter is not production tested at VCC = 0 V. † For I/O ports, the parameter IOZ includes the input leakage current. ‡ This is the increase in supply current for each input at one of the specified TTL voltage levels rather than 0 V or VCC. switching characteristics over recommended operating free-air temperature range, VCC = 5 V ± 0.5 V (unless otherwise noted) (see Figure 1) PARAMETER FROM TO LOAD TA = 25°C SN54AHCT16245 SN74AHCT16245 UNIT PARAMETER (INPUT) (OUTPUT) CAPACITANCE MIN TYP MAX MIN MAX MIN MAX UNIT tPLH AorB BorA CL =15 pF 4.5** 8.5** 1** 10** 1 9.5 ns tPHL A or B B or A CL = 15 pF 4.5** 8.5** 1** 10** 1 9.5 ns tPZH OE AorB CL =15 pF 8.9** 13** 1** 14** 1 14 ns tPZL OE A or B CL = 15 pF 8.9** 13** 1** 14** 1 14 ns tPHZ OE AorB CL =15 pF 9.2** 14** 1** 15** 1 15 ns tPLZ OE A or B CL = 15 pF 9.2** 14** 1** 15** 1 15 ns tPLH AorB BorA CL =50 pF 7 9.5 1 11 1 10.5 ns tPHL A or B B or A CL = 50 pF 5.3 9.5 1 11 1 10.5 ns tPZH OE AorB CL =50 pF 8.3 14 1 15 1 15 ns tPZL OE A or B CL = 50 pF 8.3 14 1 15 1 15 ns tPHZ OE AorB CL =50 pF 8 14 1 15 1 15 ns tPLZ OE A or B CL = 50 pF 8 14 1 15 1 15 ns tsk(o) CL = 50 pF 1*** 1 ns ** On products compliant to MIL-PRF-38535, this parameter is not production tested. *** On products compliant to MIL-PRF-38535, this parameter does not apply. 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 - SN74AHCT16245DL |
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类似说明 - SN74AHCT16245DL |
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