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SN74BCT574DW Folha de dados(PDF) 3 Page - Texas Instruments |
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SN74BCT574DW Folha de dados(HTML) 3 Page - Texas Instruments |
3 / 5 page SN54BCT574, SN74BCT574 OCTAL EDGE-TRIGGERED D-TYPE FLIP-FLOPS WITH 3-STATE OUTPUTS SCBS074B – SEPTEMBER 1991 – REVISED NOVEMBER 1993 2–3 POST OFFICE BOX 655303 • DALLAS, TEXAS 75265 electrical characteristics over recommended operating free-air temperature range (unless otherwise noted) PARAMETER TEST CONDITIONS SN54BCT574 SN74BCT574 UNIT PARAMETER TEST CONDITIONS MIN TYP† MAX MIN TYP† MAX UNIT VIK VCC = 4.5 V, II = –18 mA –1.2 –1.2 V IOH = – 3 mA 2.4 3.3 2.4 3.3 VOH VCC = 4.5 V IOH = –12 mA 2 3.2 V IOH = –15 mA 2 3.1 VOL VCC =4 5V IOL = 48 mA 0.38 0.55 V VOL VCC = 4.5 V IOL = 64 mA 0.42 0.55 V II VCC = 5.5 V, VI = 5.5 V 0.4 0.4 mA IIH VCC = 5.5 V, VI = 2.7 V 20 20 µA IIL VCC = 5.5 V, VI = 0.5 V – 0.6 – 0.6 mA IOS‡ VCC = 5.5 V, VO = 0 –100 – 225 –100 – 225 mA IOZH VCC = 5.5 V, VO = 2.7 V 50 50 µA IOZL VCC = 5.5 V, VO = 0.5 V –50 –50 µA ICCL VCC = 5.5 V, Outputs open 38.1 62 38.1 62 mA ICCH VCC = 5.5 V, Outputs open 4.9 8 4.9 8 mA ICCZ VCC = 5.5 V, Outputs open 4.5 8 4.9 8 mA Ci VCC = 5 V, VI = 2.5 V or 0.5 V 5.5 pF Co VCC = 5 V, VO = 2.5 V or 0.5 V 8 pF † All typical values are at VCC = 5 V, TA = 25°C. ‡ Not more than one output should be tested at a time, and the duration of the test should not exceed one second. timing requirements over recommended ranges of supply voltage and operating free-air temperature (unless otherwise noted) VCC = 5 V, TA = 25°C SN54BCT574 SN74BCT574 UNIT MIN MAX MIN MAX MIN MAX fclock Clock frequency 0 77 0 77 0 77 MHz tw Pulse duration, CLK high or low 6.5 6.5 6.5 ns t Setup time data before CLK ↑ High 4.5 4.5 4.5 ns tsu Setup time, data before CLK ↑ Low 6 6 6 ns th Hold time, data after CLK ↑ High or low 0 1 0 ns switching characteristics over recommended ranges of supply voltage and operating free-air temperature, CL = 50 pF (unless otherwise noted) (see Note 2) PARAMETER FROM (INPUT) TO (OUTPUT) VCC = 5 V, TA = 25°C SN54BCT574 SN74BCT574 UNIT (INPUT) (OUTPUT) MIN TYP MAX MIN MAX MIN MAX fmax 77 77 77 MHz tPLH CLK Q 2.2 6.5 8.6 2.2 11.2 2.2 10 ns tPHL CLK Q 2.8 6.1 8 2.8 9.7 2.8 8.9 ns tPZH OE Q 2.5 6.4 8.1 2.5 10.9 2.5 10.4 ns tPZL OE Q 3.7 7.3 9.2 3.7 11.3 3.7 10.9 ns tPHZ OE Q 1 4.4 7.4 1 8 1 7.5 ns tPLZ OE Q 1.3 4.2 5.8 1.3 7.1 1.3 6.4 ns NOTE 2: Load circuits and voltage waveforms are shown in Section 1. |
Nº de peça semelhante - SN74BCT574DW |
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Descrição semelhante - SN74BCT574DW |
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