RF3133 查看數據表（PDF） - RF Monolithics, Inc
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RF3133 Datasheet PDF : 16 Pages
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RF3133
Application Schematic
DCS/PCS IN
BAND SELECT
TX ENABLE
VBATT
VREG
VRAMP
GSM IN
50 Ω µstrip
1
2
3
4
5
15 kΩ**
6
50 Ω µstrip
7
** Used to filter noise and spurious from baseband.
2.2 nF
12
8
50 Ω µstrip
11
DCS/PCS OUT
10
50 Ω µstrip
9
GSM OUT
DCS/PCS IN
BAND SELECT
TX ENABLE
VBATT
VREG
VRAMP
GSM IN
Evaluation Board Schematic
(Download Bill of Materials from www.rfmd.com.)
P1
1 GND P2-1
CON1
P2
1 VCC
CON1
2.2 nF
50 Ω µstrip
12
1
2
3
4
3.3 µF*
5
6
1 nF*
15 kΩ**
7
50 Ω µstrip
8
50 Ω µstrip
11
10
50 Ω µstrip
9
DCS/PCS OUT
GSM OUT
*Not required in most applications.
** Used to filter noise and spurious from baseband.
2-466
Rev A4 030527
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