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SN74ABT16543DLR Scheda tecnica(PDF) 6 Page - Texas Instruments |
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SN74ABT16543DLR Scheda tecnica(HTML) 6 Page - Texas Instruments |
6 / 13 page SN54ABT16543, SN74ABT16543 16-BIT REGISTERED TRANSCEIVERS WITH 3-STATE OUTPUTS SCBS087C – FEBRUARY 1991 – REVISED JANUARY 1997 6 POST OFFICE BOX 655303 • DALLAS, TEXAS 75265 electrical characteristics over recommended operating free-air temperature range (unless otherwise noted) PARAMETER TEST CONDITIONS TA = 25°C SN54ABT16543 SN74ABT16543 UNIT PARAMETER TEST CONDITIONS MIN TYP† MAX MIN MAX MIN MAX UNIT VIK VCC = 4.5 V, II = –18 mA –1.2 –1.2 –1.2 V VCC = 4.5 V, IOH = –3 mA 2.5 2.5 2.5 VOH VCC = 5 V, IOH = –3 mA 3 3 3 V VOH VCC =4 5V IOH = –24 mA 2 2 V VCC = 4.5 V IOH = –32 mA 2* 2 VOL VCC =4 5V IOL = 48 mA 0.55 0.55 V VOL VCC = 4.5 V IOL = 64 mA 0.55* 0.55 V Vhys 100 mV II Control inputs VCC = 5.5 V, VI = VCC or GND ±1 ±1 ±1 µA I A or B ports CC , ICC ±100 ±100 ±100 µ IOZH‡ VCC = 5.5 V, VO = 2.7 V 50** 10 50 µA IOZL‡ VCC = 5.5 V, VO = 0.5 V –50** –10 –50 µA Ioff VCC = 0, VI or VO ≤ 4.5 V ±100 ±100 µA ICEX VCC = 5.5 V, VO = 5.5 V Outputs high 50 50 50 µA IO§ VCC = 5.5 V, VO = 2.5 V –50 –100 –200 –50 –200 –50 –200 mA VCC = 5.5 V, Outputs high 2 2 2 ICC A or B ports VCC = 5.5 V, IO = 0, Outputs low 35 35 35 mA VI = VCC or GND Outputs disabled 2 2 2 ∆ICC¶ VCC = 5.5 V, One input at 3.4 V, Other inputs at VCC or GND 0.5 0.5 0.5 mA Ci Control inputs VI = 2.5 V or 0.5 V 3 pF Cio A or B ports VO = 2.5 V or 0.5 V 8.5 pF * On products compliant to MIL-PRF-38535, this parameter does not apply. ** These limits apply only to the SN74ABT16543. † All typical values are at VCC = 5 V. ‡ The parameters IOZH and IOZL include the input leakage current. § Not more than one output should be tested at a time, and the duration of the test should not exceed one second. ¶ This is the increase in supply current for each input that is at the specified TTL voltage level rather than VCC or GND. timing requirements over recommended ranges of supply voltage and operating free-air temperature (unless otherwise noted) (see Figure 1) VCC = 5 V, TA = 25°C SN54ABT16543 SN74ABT16543 UNIT MIN MAX MIN MAX MIN MAX tw Pulse duration, LEAB or LEBA low 4 4 4 ns t Set p time data before LEAB ↑ or LEBA↑ High 1.5 1.5 1.5 ns tsu Setup time, data before LEAB ↑ or LEBA↑ Low 3.5 3.5 3.5 ns th Hold time data after LEAB ↑ or LEBA↑ High 1.5 1.5 1.5 ns th Hold time, data after LEAB ↑ or LEBA↑ Low 2 2 2 ns |
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