ICS1567 Datasheet, PDF (2/11 Pages) Integrated Circuit Systems – Differential Output Video Dot Clock Generator

ICS1567
Block Diagram
X1 _CRYSTAL
/R
X2 _OSCILL.
PHASE
COMP.
/M
LOOP
FILTER
CHARGE
VCO
PRESCALER
/A
FS0
FS1
FS2
FS3
FS4
STROBE
ROM
/2
MUX
/4
DIFF.
OUTPUT
CLK+
CLK−
/ N1
MUX
DRIVER
LOAD
Figure 1
System Schematic
FS0
STROBE
XTAL
VSS
LOAD
FS4
1
16
2
15
3
14
4 _ICS1567 13
5
12
6
11
7
10
8
9
FS1
FS2
FS3
VDD
10
VDDO
CLK
CLK
C3 C2 C1+
.1
.1
22
Figure 2
2