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TEST CIRCUIT

VOLTAGE WAVEFORMS

50

Ω

Generator

(see Note B)

±3 V

Output

(S1 at GND)

3 V

0 V

0.3 V

Output

Input

0.3 V

3 V or 0 V

FORCEON

FORCEOFF

1.5 V

1.5 V

50%

(S1 at GND)

50%

S1

GND

(see Note A)

Output

TRSF3243

3-V TO 5.5-V MULTICHANNEL RS-232 COMPATIBLE LINE DRIVER/RECEIVER

SLLS862 – AUGUST 2007

PARAMETER MEASUREMENT INFORMATION (continued)

Figure 4. Receiver Enable and Disable Times

9

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