Datasheet MC1489, MC1489A (ON Semiconductor) - 4

HerstellerON Semiconductor
BeschreibungQuad Line EIA-232D Receivers
Seiten / Seite15 / 4 — MC1489, MC1489A. TEST CIRCUITS. Figure 3. Switching Response. Figure 4. …
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MC1489, MC1489A. TEST CIRCUITS. Figure 3. Switching Response. Figure 4. Response Control Node. http://onsemi.com

MC1489, MC1489A TEST CIRCUITS Figure 3 Switching Response Figure 4 Response Control Node http://onsemi.com

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MC1489, MC1489A TEST CIRCUITS
5.0 Vdc RL All diodes V 1N3064 R or equivalent Ein Eo R CL 3.0 V 50% 50% C Ein tTLH and tTHL measured tPLH Response Node 10% - 90% 1/4 EO MC1489A V V in O tTLH tTHL 1.5 V 1.5 V CL = 15 pF = total parasitic capacitance which includes C, capacitor is for noise filtering. probe and wiring capacitances R, resistor is for threshold shifting.
Figure 3. Switching Response Figure 4. Response Control Node http://onsemi.com 4