PRELIMINARY
CYWM6935PAEC
Document #: 001-07822 Rev. **
Page 8 of 10
Figure 4-1. CYWM6935PAEC Schematic
14
49
38
33
35
46
24
13
19
20
21
22
23
34
5
6
9
16
28
29
41
32
42
44
1
45
25
nPD
IRQ
DI
O
D
IOVAL
MISO
MO
SI
nSS
n
R
ESE
T
SC
K
RF
IN
PA
C
T
L
RF
OU
T
X13IN
X13
X13OUT
P
A
D
D
L
E
G
N
D
V
C
C
CYWUSB6935
VC
C
V
C
C
V
C
C
V
C
C
V
C
C
V
C
C
V
C
C
V
C
C
V
C
C
V
C
C
Cypr
ess Se
mic
ond
uctor
@
200
6
Ti
tle
D
Lo
w P
owe
r W
ire
les
sU
S
B
PA
R
a
di
o Mo
dul
e
P
D
C
-924
2
D
a
te
: A
pr
. 2
1,
2
006
S
hee
t
1
of
1
VC
C
n
R
E
SET
nSS
MO
SI
MISO
SC
K
D
IOVAL
DI
O
IR
Q
nPD
U3
C23
2.7 pF
C4
27
p
F
L5
2.2 nH
L2
3.3 nH
C3
3.3 pF
Vctl
PA2
423
L
2
4
3
IN
Vr
amp
U
P
G
2214
T
K
OU
T/
V
cc2
V
c c
0
V
c c
1
VC
TL2
VC
TL1
GN
D
OU
T
P
UT
2
OU
T
P
UT
1
IN
PU
T
12
34
56
7
8
91
0
11
12
IRQ
MO
S
I
SC
K
n
R
E
SET
nSS
MI
S
O
nPD
eRX
eT
X
◊
L1
3.3 nH
L4
1.0 n
H
◊
◊
◊
C22
1.2 pF
C3
18
pF
C18
1.5 pF
C19
1.2 pF
C1
1.0 pF
C2
3.0 pF
1
1
2
2
3
3
4
4
5
6
6
◊
◊
◊
◊
◊
◊
◊
◊
◊
◊
eRX
eT
X
◊
◊
C9
15 pF
C10
0.1 uF
C11
100
0 pF
◊
◊
◊
◊
◊
5
◊
◊
◊
◊
◊
◊
◊
◊
4
3
1
2
L3
47 n
H
C7
15 p
F
C6
1.2 pF
◊
C2
1
0.047 uF
R1
33
0
R2
No Load
C12
10 uF
C13
0.1 uF
C14
0.1
uF
C1
5
0.1 uF
C16
0.
1 uF
C1
7
0.1 uF
◊
◊
◊
U2
U1
◊
◊
VC
C
JP
1
2mm H
eader 6X2
Tes
t Point
13 MH
z
NC1 NC2
NC3 NC4
NC11
NC13 NC1
4
NC1
5
NC1
6
NC1
7
NC1
8
NC1
0
NC12
NC5 NC6 NC7
NC1
9
NC
20
NC8 NC9
NC
21
NC22
7 8 10 11
12
15 17 18 27 30 31 36 37 39 40 43 47 48
26
◊
2
3
4
C8
No
L
oad
XL
1
7
GN
D
eT
X=
H
IG
H
=
IN
PUT
Connec
te
d to O
U
T
P
UT
1
eR
X
=
H
IG
H
=
INPU
T
Con
nec
ted
to
OUT
P
UT
2
Note:
AN
T
L6
2
2.0
nH
