1.5
TP3
JP1
Frequency Control
J3
PAIN or MODOUT
Not Fitted
JP2
AVDD3
2
1
AVDD
+3V Analog Supply
Input Voltage
6V to 12V
Signal can be routed to
the PA input or from the
modulator output by
modifying components
L7, C14, C15 and C31.
Modulator and PA Driver
AVDD2
2
1
J2
1
2
L6
C31
100nH
2
1
A
1
VO
VI
C9
RV1
C6
100pF
C26
4.7uF(10V)
C28
1uF(16V)
R8
L7
AVDD1
C14
C15
R9
330R
R10
47R
OSCOUT
TP8
C32
100pF
L1
100nH
100pF
C11
1
VCC3
GAIN
GND3
27
PAIN
2
28
100pF
L8
22nH
C20
C21
100pF
C23
100nH
L9
AVDD2
3
GND4
GND5
GND6
IPAOUT
GND7
GND8
PAOUT
1
GND9
SIG
GND10
MODIN
18
OSCGND
19
TANK
20
GND1
21
VCC1
22
OSCOUT
23
MODOUT
4
26
25
24
C1
C5
C8
L5
1.2nH
100pF
4.7uF(10V)
5
20k
C25
Circuit Schematics and Board Layouts
C3
11
L4
3.3pF
22nH
2
AVDD1
AVDD2
R5
10k
L3
100nH
100pF
C12
TXRESRG405
GND
GND
SMV1233-011
14
15
GND
13
ENLPA
ENLMOD
16
PR1
VCC4
GND
D1
12
17
C22
C24
TP9
100uF(10V)
C2
10
10pF
15pF
10k
4k7
100pF
3.3nH
C27
1k
R1
R3
1k
100pF
C13
C7
C10
4
4.7uF(10V)
C4
100pF
PA
Enable
SW1:1
1
2
SW1:2
3
MOD
Enable
R2
100k
R4
100k
100R
Figure 2 Evaluation Board - Circuit Schematic
2
3
R6
8
CMX017D6
VCC2
6
7
8
9
4.7uF(10V)
U1
GND2
C17
100pF
AVDD3
Frequency
Control
PAOUT
J1
C16
R7
R11
C18
C19
100pF
100pF
L2
RV2
TP1
TP4
TP5
TP6
TP7
MODIN
Baseband
Modulation Input
VSS
VSS
VSS
VSS
TP2
C30
100nF(16V)
CMX017 OSCOUT signal can
be routed to TP8 by fitting C32.
22uF(25V)
20k
C29
©
1999
Consumer Microcircuits Limited
AVDD2
PA and IPA
AVDD1
TO-220
JP3
K
LM317T
U2
Evaluation Kit User Manual for CMX017
D2
1N4001
A
270R
EV0171
UM0171/2
CMLMICRO [ CML MICROCIRCUITS ]
