 |
Electronic Components Datasheet Search |
|
|
Electronic Components Datasheet Search |
|
ADM1485 Datasheet(PDF) 4 Page - Analog Devices |
|
||||||||||||||||||||||||||||||
ADM1485 Datasheet(HTML) 4 Page - Analog Devices |
|
|
4 / 11 page 
REV. –4– ADM1485 Test Circuits VOD R R VOC Test Circuit 1. Driver Voltage Measurement VOD3 60 375 375 VTST Test Circuit 2. Driver Voltage Measurement RLDIFF A B CL1 CL2 Test Circuit 3. Driver Propagation Delay DE 0V OR 3V DE IN A B S1 CL VOUT RL S2 VCC Test Circuit 4. Driver Enable/Disable RE A B CL VOUT Test Circuit 5. Receiver Propagation Delay RE +1.5V RE IN S1 CL VOUT RL S2 VCC –1.5V Test Circuit 6. Receiver Enable/Disable Switching Characteristics 3V 0V B A 0V –VO VO 90% POINT 10% POINT tR tSKEW = tPLH – tPHL 1/2VO tPLH 1.5V 1.5V tPHL 90% POINT 10% POINT tF VO Figure 1. Driver Propagation Delay, Rise/Fall Timing DE A, B A, B 1.5V 2.3V 2.3V tZH tZL 1.5V 3V 0V VOL VOH 0V VOL + 0.5V VOH – 0.5V tHZ tLZ Figure 2. Driver Enable/Disable Timing A, B RO 0V tPLH 1.5V 0V tPHL 1.5V VOH VOL tSKEW = tPLH – tPHL Figure 3. Receiver Propagation Delay RE R R 1.5V 1.5V 1.5V tZH tZL 1.5V 3V 0V VOL VOH VOL + 0.5V VOH – 0.5V tHZ tLZ O/P LOW O/P HIGH 0V Figure 4. Receiver Enable/Disable Timing |
|
English ▼
Chinese
German
Japanese
Russian
Korean
Spanish
French
Italian
Portuguese
Polish
Vietnamese
