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IDT74FCT163344PC Datasheet(PDF) 6 Page - Integrated Device Technology |
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IDT74FCT163344PC Datasheet(HTML) 6 Page - Integrated Device Technology |
6 / 7 page 6 INDUSTRIALTEMPERATURERANGE IDT74FCT163344/A/C 3.3V CMOS ONE-TO-FOUR ADDRESS/CLOCK DRIVER Pulse Generator R T D.U.T. V CC VIN C L V OUT 50pF 500 Ω 500 Ω Open GND 6v 3V 1.5V 0V 3V 1.5V 0V 3V 1.5V 0V 3V 1.5V 0V DATA INPUT TIMING INPUT PRESET CLEAR ETC. tSU tH tREM tSU tH PRESET CLEAR CLOCK ENABLE ETC. HIGH-LOW -HIGH PULSE LOW -HIGH-LOW PULSE tW 1.5V 1.5V SAM E PHASE INPUT TRANSITION 3V 1.5V 0V 1.5V VOH tPLH OUTPUT OPPOSITE PHASE INPUT TRANSITION 3V 1.5V 0V tPLH tPHL tPHL VOL CONTROL INPUT 3V 1.5V 0V 3V 0V OUTPUT NORMALLY LOW OUTPUT NORMALLY HIGH SW ITCH 6V SW ITCH GND VOL 0.3V 0.3V tPLZ tPZL tPZH tPHZ 3V 0V 1.5V 1.5V ENABLE DISABLE VOH tPLH1 OUTPUT 1 OUTPUT 2 tSK(x) tPLH2 VIH 0V VOH VT VT VOL VOH VT VOL INPUT tPHL1 tPHL2 tSK(x) tSK(x) = |tPLH2 - tPLH1| or |tPHL2 - tPHL1| TEST CIRCUITS AND WAVEFORMS PROPAGATION DELAY TEST CIRCUITS FOR ALL OUTPUTS ENABLE AND DISABLE TIMES SET-UP, HOLD, AND RELEASE TIMES PULSE WIDTH SWITCH POSITION Test Switch Open Drain Disable Low 6V Enable Low Disable High GND Enable High All Other Tests Open 3v16-link DEFINITIONS: CL = Load capacitance: includes jig and probe capacitance. RT = Termination resistance: should be equal to ZOUT of the Pulse Generator. NOTES: 1. Diagram shown for input Control Enable-LOW and input Control Disable-HIGH. 2. Pulse Generator for All Pulses: Rate ≤ 1.0MHz; tF ≤ 2.5ns; tR ≤ 2.5ns. 3. If Vcc is below 3V, input voltage swings should be adjusted not to exceed Vcc. OUTPUT SKEW - tSK (x) NOTES: 1. For tSK(o) OUTPUT1 and OUTPUT2 are any two outputs. 2. For tSK(b) OUTPUT1 and OUTPUT2 are in the same bank. |
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