1.4
External Components
VDD
C2
C7
VSS
XTALN
V
DD
16
15
14
1
2
3
4
5
6
7
8
R2
C5
X1
XTAL
D3
AMPOP
VSS
C1
R1
AMPINV
C4
AMPNINV
VBIAS
D2
D1
13
12
11
10
9
FX663
VSS
C6
C3
D0
SIGIN
VSS
CSN
VSS
R3
VDD
IRQN
ENABLE
C1 33pF
C2 33pF
C3 0.1µF
C4 0.1µF
C5 100pF
C6 1.0µF
C7 1µF
±20%
±20%
±20%
±20%
±20%
±20%
±20%
R1
R2
R3
100kΩ
510kΩ
20kΩ
±10%
±10%
±10%
X1
3.579545MHz
±100ppm
Figure 2 Recommended External Components
ã 1999 Consumer Microcircuits Limited
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