6

LTC1518/LTC1519

Figure 1. Propagation Delay Test Circuit and Waveforms

2.5V

2.5V

4V

1V

INPUT

OUTPUT

1518/19 F01

–

+

INPUT

2.5V

OUTPUT

15pF

1518/19 F01b

1/4

LTC1518

LTC1519

Figure 2. Receiver Enable and Disable Timing Test Circuit

and Waveforms

SAME INPUT FOR BOTH PACKAGES

INPUT

A1, B1

PACKAGE 1

OUT 1

1518/19 F04

PACKAGE 2

OUT 1

Figure 4. Package-to-Package Propagation Delay Skew

4V

B1, B2 = 2.5V

1V

CH1 OUT

INPUT

A1, A2

CH2 OUT

1518/19 F03

Figure 3. Any Channel to Any Channel Skew, Same Package

1.5V

2.5V

2.5V

1k

1k

S1

S2

1.5V

0.2V

0.2V

OUTPUT

NORMALLY LOW

OUTPUT

NORMALLY HIGH

0V

3V

ENABLE

5V

0V

RECEIVER

OUTPUT

OUT 1

OUT 1

1518/19 F02