Evaluation Board Schematic

1
2
3
4
5
6
A
A
C7 VBRD
GND
100nF
VDD_CORE_1V2
C6
GND 1uF
C5 VBRD
GND
1 ohm
GND 100nF
2.2uF GND
R5
C30
NRESET
GND 1uF
LNA_BY
PA1 PA0 PB4 PB3 PA7
R16
DNI
DS2
YELLOW
C3
100nF
DS1
RED
15
GND
10
GND
VBRD
GND
2206SA-20-46
TX_CT
17
VDDA_1V8
GND
RF_TX_ALT_N
6
RF_TX_ALT_P
GND
5
4
RF_N
3
RF_P
19
C15
8.0 pF
20
TX_N
VB
TX_P
GND
RF6525
RX_CT
RXB_N
GND
RXB_P
ANT_2
L10
6.8nH
LNA_BY
2
ANT_1
LNA_BY
7
18
PC5
VDDA_1V8
1
C14
1uF
OSCA
VDDA_1V8
L7
1.8nH
10
VB
GND
9
8 GND
C9
DNI
ANT_1
7
6 GND
J6
SMA
L1
DNI
ANT_2
GND
GND
GND
C10
DNI
N_PA_EN
ANT_SEL
J7
SMA
L2
DNI
GND
GND
L6
2.7nH
GND
C11
C24
VBRD
DNI
C12
OSCA 27pFGND
1uF GND
C
OSCB
27pF GND
C13
R8
510 ohm
8.0 pF GND
VDDA_1V8
PC1
4
OSCB
1
Y1
NC
OSCB
24 MHz
OSCA
NC
3
OSCA
2
C1
PB6
R7
510 ohm
PB5
GND
PB6
PB7
PC0
PC1
PB0
PC4
PC3
PC2
JCLK
16
2.7nH
180K
8
GND
1
2
3
4
5
6
7
8
9
10
11
12
13
14
GND
BIAS_R R3
9
B
U2
GND
R6
GND
LINK
Q1
NDS355N
N_PA_EN
2
R9
10K
ACTIVITY
1
N_PA_EN_SEL
3
P11
C27
8.0 pF
PC5
C20
1uF
48
OSCB
VDD_24MHZ
C16
10nF
NRESET
VBAT_1
VBAT_0
VDD_VCO
47
VDD_SYNTH
46
45
PB0
VDD_PRE
RF_P
VDD_CORE_1
RF_N
PC3
12
11
L9
PC6
PC7
VREG_OUT
VDD_PADS_0
VDD_CORE_0
PA7
PB3
PB4
PA0
PC2
PC4
GND
VDDA_1V8
VBRD
PC5
GND
VDD_RF
37
100K
R4
PA1
JTCK
R17
GND
VDD_PADS_1
PA2
RF_TX_ALT_P
44
36
RF_TX_ALT_N
PB2
PB5
35
PB1
PB6
PB0
34
VDD_IF
43
PC4
33
PA6
42
PC3
100 ohm
2206SA-20-46
C
PC2
32
BIAS_R
PB7
JCLK
PC5
GND
PC6
PC7
PA7
PB3
NRESET
PB4
PA0
PA1
PA2
PA3
31
VDD_PADSA
41
P10
30
PC5
VDD_PADS_2
PC0
PB2
NRESET
PA5
40
PB1
GND
PA4
VDD_MEM
PA6
29
PA3
39
C4
100nF
PA4
GND
PA5
PA6
PB1
PB2
27
28
VBRD
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
26
PC1
PA5
25
VDD_PADS_3
PA4
38
PA3
VDDA_1V8
12
U1
11
13
15
14
16
17
18
19
21
20
22
24
PC6
B
GND
1uF GND
L8
6.2nH
PC7
PA2
23
GND
R15
DNI
C25
VBRD
VDDA_1V8
DNI
C17
DNI
NC
R14
0 ohm
V_FILTER
N_PA_EN
J1
C8
R2
VBRD
5
PC0
1
13
3
VBAT_1
VBRD
VBAT_2
PC0
PC2
PA_EN
PC3
PC4
5
ANT_SEL
GND
PA4
7
4
JCLK
9
14
2
PC4
3
4
PA4
NRESET
GND
PC2
6
PA5
VBAT_0
PC3
8
2
JCLK
10
1
PA5
NRESET
R11
0 ohm
PB5
1uF GND
VDD_CORE_1V2
ANT_SEL
PB5
PB6
PB7
PC0
R1
VDDA_1V8
VDD_MEM
10 ohm
C2
0.47uF
GND
GND
D
D
FID1
FAMILY P/N:
RF6525
TITLE:
FID
RF6525EM357 EVAL SCHEM
7628 Thorndike Road
Greensboro, NC 27409
Phone: 336−664−1233
DATE:
02/24/10
1
2
3
4
5
DRAWN BY:
Michael Coolen
PCB PART NUMBER:
RF6525EM357410
REV:
DOC NO:
RF6525EM357400
SIZE:
6
C
PAGE:
1 of 1
A