Calling Line Identifier
CMX602B
1.4
External Components
R1
R2
R3, R4, R5
R6, R7
R8
R9
R10
R11
470kΩ
See section 1.5.8
470kΩ
470kΩ
470kΩ for V
DD
= 3.3V
680kΩ for V
DD
= 5.0V
(See section 1.5.2)
240kΩ for V
DD
= 3.3V
200kΩ for V
DD
= 5.0V
(See section 1.5.2)
160kΩ
100kΩ
±20%
C1, C2
C3, C4
C5
C6, C7
C8,C9
18pF
0.1µF
0.33µF
680pF
0.1µF
X1
D1 - D4
3.579545MHz
1N4004
Resistors
±1%,
capacitors
±20%
unless otherwise stated.
Figure 2 Recommended External Components for Typical Application
It is recommended that the printed circuit board is laid out with a ground plane in the CMX602B area to
provide a low impedance ground connection to the V
SS
pin and to the decoupling capacitors C8 and C9.
2003 CML Microsystems Plc
6
D/602B/2