DG540/541/542

Vishay Siliconix

www.vishay.com

S FaxBack 408-970-5600

4-10

Document Number: 70055

S-00399—Rev. G, 13-Sep-99

APPLICATIONS

Figure 8 shows a 4-channel video multiplexer using a DG540.

+

–

TTL Channel Select

A = 2

75

W

75

W

75

W

75

W

75

W

250

W

250

W

Si582

DG540

DIS

FIGURE 8. 4 by 1 Video Multiplexing Using the DG540

V+

V–

–3 V

+15 V

Figure 9 shows an RGB selector switch using two DG542s.

Red Out

Green Out

DG542

Blue Out

Sync Out

DG542

V+

V–

Sync 1

Sync 2

–3 V

+15 V

Si584

75

W

75

W

75

W

75

W

75

W

75

W

75

W

75

W

RGB Source Select

FIGURE 9. RGB Selector Using Two DG542s

V+

V–

–3 V

+15 V