Datasheet MAX3280E, MAX3281E, MAX3283E, MAX3284E (Analog Devices) - 9
| Hersteller | Analog Devices |
| Beschreibung | ±15kV ESD-Protected 52Mbps, 3V to 5.5V, SOT23 RS-485/RS-422 True Fail-Safe Receivers |
| Seiten / Seite | 11 / 9 — Test Circuits/Timing Diagrams (continued) |
| Dateiformat / Größe | PDF / 1.1 Mb |
| Dokumentensprache | Englisch |
Test Circuits/Timing Diagrams (continued)
Modelllinie für dieses Datenblatt
Textversion des Dokuments
MAX3280E/MAX3281E/ ±15kV ESD-Protected 52Mbps, 3V to 5.5V, MAX3283E/MAX3284E SOT23 RS-485/RS-422 True Fail-Safe Receivers
Test Circuits/Timing Diagrams (continued)
RC RD 1MΩ 1.5kΩ IP 100% I PEAK-TO-PEAK RINGING r 90% (NOT DRAWN TO SCALE) CHARGE-CURRENT DISCHARGE LIMIT RESISTOR RESISTANCE AMPERES HIGH- DEVICE 36.8% VOLTAGE Cs STORAGE UNDER DC 100pF CAPACITOR TEST 10% SOURCE 0 0 t TIME RL tDL CURRENT WAVEFORM Figure 3a. Human Body ESD Test Model Figure 3b. Human Body Model Current Waveform RC RD I 50Ω to 100Ω 330Ω 100% 90% CHARGE-CURRENT DISCHARGE LIMIT RESISTOR RESISTANCE HIGH- DEVICE VOLTAGE Cs STORAGE UNDER I PEAK DC 150pF CAPACITOR TEST SOURCE 10% Figure 4a. IEC 1000-4-2 ESD Test Model tr = 0.7ns to 1ns t 30ns 60ns Figure 4b. IEC 1000-4-2 ESD Generator Current Waveform A, 1V/div RO, 2.5V/div B = GND 10ns Figure 5. Receiver Propagation Delay Driven by External RS-485 Device www.maximintegrated.com Maxim Integrated │ 9
Test Circuits/Timing Diagrams (continued)
RC RD 1MΩ 1.5kΩ IP 100% I PEAK-TO-PEAK RINGING r 90% (NOT DRAWN TO SCALE) CHARGE-CURRENT DISCHARGE LIMIT RESISTOR RESISTANCE AMPERES HIGH- DEVICE 36.8% VOLTAGE Cs STORAGE UNDER DC 100pF CAPACITOR TEST 10% SOURCE 0 0 t TIME RL tDL CURRENT WAVEFORM Figure 3a. Human Body ESD Test Model Figure 3b. Human Body Model Current Waveform RC RD I 50Ω to 100Ω 330Ω 100% 90% CHARGE-CURRENT DISCHARGE LIMIT RESISTOR RESISTANCE HIGH- DEVICE VOLTAGE Cs STORAGE UNDER I PEAK DC 150pF CAPACITOR TEST SOURCE 10% Figure 4a. IEC 1000-4-2 ESD Test Model tr = 0.7ns to 1ns t 30ns 60ns Figure 4b. IEC 1000-4-2 ESD Generator Current Waveform A, 1V/div RO, 2.5V/div B = GND 10ns Figure 5. Receiver Propagation Delay Driven by External RS-485 Device www.maximintegrated.com Maxim Integrated │ 9