RF2512 データシートの表示（PDF） - RF Micro Devices
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RF2512 Datasheet PDF : 14 Pages
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RF2512
Evaluation Board Schematic
L (433MHz) Board
AUDIO
R7*
0Ω
R5*
0Ω
R6*
0Ω
X2*
D3*
D2* 6.612813
MHz
C3
100 pF
C2*
100 pF
PLL ON
VCC
C4
C5
0.01 uF 22 pF
LVL ADJ
J1
RF OUT
50 Ω µstrip
C18
0.1 uF
L1
22 nH
C19
C6
8 pF
15 pF
L2
22 nH
C7
8 pF
VCC
C9
10 nF
C10
22 pF
C20
3-10 pF
X1
6.78 MHz
P1-1
P1
1 LVL ADJ
2 GND
P1-3 3 PLL ON
CON3
P2-1
P2
1 PRESC OUT P3-1
2 GND
P2-3 3 TX EN
CON3
P3-3
P3
1 AUDIO
2 GND
3 OSCSLT
4 GND
P3-5 5 VCC
CON5
P4-1
P4
1 DIV 64
2 GND
P4-3 3 MOD CTL
CON3
C1
100 pF
C8
100 pF
1
Ref
2
Select
3
4
Phase
5
Detector/
Charge Pump
6
Gain
7 Control
8
9
10
Prescaler
11
24
OSC SEL
23
L3
22
27 nH
21
D1
SMV
1233-011
20
C15
L4
19
5 pF 27 nH
R2
4.3 kΩ
C16
47 nF
R1
2 kΩ
C17
4.7 nF
18
L5
C12
C13
C14
220 nH 10 nF
22 pF
4.7 µF
17
50 Ω µstrip
J2
16
MOD IN
15
DIV 64
14
MOD CTL
TX EN
PRESC OUT
R3*
TBD
12
13
C11
0.1 µF
*Denotes optional. These parts are not normally populated.
2512400A
11
Rev B9 010509
11-21
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