GS1881_09 Datasheet, PDF (8/29 Pages) Gennum Corporation – Monolithic Video Sync Separators

2.4 Typical Performance Characteristics
Figure 2-1 through Figure 2-6 show the typical performance characteristics for the
GS1881, GS4881, and GS4981, where V_S = 5V, T_A =25°C, unless otherwise specified.
700
600
500
400
300
200
100
0
15
35
55
75
95
SCAN RATE (kHz)
Figure 2-1: R_SET vs Scan Rate
115
135
70
60
50
40
30
20
10
0
0
100
200 300
400
500
600 700
R_SET (kΩ)
Figure 2-2: Vertical Sync Default Starting Time vs R_SET
GS1881, GS4881, GS4981 Monolithic Video Sync
Separators
Data Sheet
6926 - 5
November 2009
8 of 29
Proprietary & Confidential