DG542 VISHAY [Vishay Siliconix], DG542 Datasheet - Page 10

• Manufacturer Part Number: DG542
• Description: Wideband/Video T Switches
• Manufacturer: VISHAY [Vishay Siliconix]

DG540/541/542
Vishay Siliconix
Figure 8 shows a 4-channel video multiplexer using a DG540.
Figure 9 shows an RGB selector switch using two DG542s.
www.vishay.com FaxBack 408-970-5600
4-10
Sync 1
R
G
B
1
1
1
75
CH
1
75
75
75
75
75
CH
RGB Source Select
2
Sync 2
75
R
G
B
CH
2
2
2
FIGURE 8. 4 by 1 Video Multiplexing Using the DG540
3
75
FIGURE 9. RGB Selector Using Two DG542s
CH
TTL Channel Select
75
75
75
75
4
V+
V–
DG540
V+
V–
V+
V–
+15 V
–3 V
DG542
DG542
+15 V
+15 V
–3 V
–3 V
250
+
–
A = 2
Si582
250
Si584
DIS
Green Out
Red Out
Sync Out
Blue Out
S-00399—Rev. G, 13-Sep-99
75
Document Number: 70055