Datasheet LTM2882 (Analog Devices) - 9
| Hersteller | Analog Devices |
| Beschreibung | Dual Isolated RS232 μModule Transceiver + Power |
| Seiten / Seite | 22 / 9 — TEST CIRCUITS. Figure 1. Driver Slew Rate and Timing Measurement. Figure … |
| Dateiformat / Größe | PDF / 658 Kb |
| Dokumentensprache | Englisch |
TEST CIRCUITS. Figure 1. Driver Slew Rate and Timing Measurement. Figure 2. Driver Enable/Disable Times
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LTM2882
TEST CIRCUITS
VL TIN ½VL TOUT 0V t TIN PLHD tPHLD RL CL VOHD 3V TOUT 0V –3V VOLD tr, tf ≤ 40ns tTHL tTLH 2882 F01
Figure 1. Driver Slew Rate and Timing Measurement
VCC2 DE ½VCC2 0V tPZHD tPHZD 0 OR V V L TOUT OHD TOUT 5V V R OHD – 0.5V L CL 0V DE tPZLD tPLZD 0V tr, tf ≤ 40ns TOUT VOLD – 0.5V V –5V OLD 2882 F02
Figure 2. Driver Enable/Disable Times
3V RIN 1.5V ROUT –3V t C PHLR tPLHR L RIN VOH 10% 90% ROUT t ½V r, tf ≤ 40ns L 90% 10% VOL tFR tRR 2882 F03
Figure 3. Receiver Timing Measurement
VL DIN ½VL DOUT 0V t DIN C PLHL tPHLL L VOH 90% 10% DOUT ½V 10% CC2 90% VOL tRL tFL 2882 F04
Figure 4. Auxiliary Channel Timing Measurement
2882fh For more information www.linear.com/LTM2882 9 Document Outline FEATURES DESCRIPTION APPLICATIONS TYPICAL APPLICATION ABSOLUTE MAXIMUM RATINGS PIN CONFIGURATION ORDER INFORMATION ELECTRICAL CHARACTERISTICS SWITCHING CHARACTERISTICS ISOLATION CHARACTERISTICS TYPICAL PERFORMANCE CHARACTERISTICS TEST CIRCUITS PIN FUNCTIONS BLOCK DIAGRAM APPLICATIONS INFORMATION TYPICAL APPLICATIONS PACKAGE DESCRIPTION REVISION HISTORY TYPICAL APPLICATIONS RELATED PARTS
TEST CIRCUITS
VL TIN ½VL TOUT 0V t TIN PLHD tPHLD RL CL VOHD 3V TOUT 0V –3V VOLD tr, tf ≤ 40ns tTHL tTLH 2882 F01
Figure 1. Driver Slew Rate and Timing Measurement
VCC2 DE ½VCC2 0V tPZHD tPHZD 0 OR V V L TOUT OHD TOUT 5V V R OHD – 0.5V L CL 0V DE tPZLD tPLZD 0V tr, tf ≤ 40ns TOUT VOLD – 0.5V V –5V OLD 2882 F02
Figure 2. Driver Enable/Disable Times
3V RIN 1.5V ROUT –3V t C PHLR tPLHR L RIN VOH 10% 90% ROUT t ½V r, tf ≤ 40ns L 90% 10% VOL tFR tRR 2882 F03
Figure 3. Receiver Timing Measurement
VL DIN ½VL DOUT 0V t DIN C PLHL tPHLL L VOH 90% 10% DOUT ½V 10% CC2 90% VOL tRL tFL 2882 F04
Figure 4. Auxiliary Channel Timing Measurement
2882fh For more information www.linear.com/LTM2882 9 Document Outline FEATURES DESCRIPTION APPLICATIONS TYPICAL APPLICATION ABSOLUTE MAXIMUM RATINGS PIN CONFIGURATION ORDER INFORMATION ELECTRICAL CHARACTERISTICS SWITCHING CHARACTERISTICS ISOLATION CHARACTERISTICS TYPICAL PERFORMANCE CHARACTERISTICS TEST CIRCUITS PIN FUNCTIONS BLOCK DIAGRAM APPLICATIONS INFORMATION TYPICAL APPLICATIONS PACKAGE DESCRIPTION REVISION HISTORY TYPICAL APPLICATIONS RELATED PARTS