Datasheet MC1489, MC1489A (ON Semiconductor) - 4
| Fabricante | ON Semiconductor |
| Descripción | Quad Line EIA-232D Receivers |
| Páginas / Página | 15 / 4 — MC1489, MC1489A. TEST CIRCUITS. Figure 3. Switching Response. Figure 4. … |
| Revisión | 11 |
| Formato / tamaño de archivo | PDF / 335 Kb |
| Idioma del documento | Inglés |
MC1489, MC1489A. TEST CIRCUITS. Figure 3. Switching Response. Figure 4. Response Control Node. http://onsemi.com
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MC1489A
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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
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