W55RFS27R3C Datasheet, PDF (11/13 Pages) Winbond – Super-Regeneration RF Receiver

W55RFS27R3C
4. DESIGN INFORMATION
4.1 W55RFS27R3C Reference Design
4.1.1 W55RFS27R3C Application Circuit
1
2
3
4
5
6
D
C
ANT
ANTENNA
ANT1
SMA
C11
15nf
C24
oL2
1.2uH
15nf
C2
10uF
R2
0
C4
15nF
R5
C10
10uF
C9
15nF
C8
1uF
VSPLY
C1
-BAT+
CON2
10uF
C25
47nF
RXD
CON1
RXD3
CON3
VSPLY
D
R8
10k
R3
VSPLY
C3
68nF
GND1
CMFB 2
RBIAS 3
RSAW 4
VDDA 5
LNA_GND6
LNA_VDD7
SDINGD 8
LNAING 9
LNAINS 10
LNAOUT11
OSCin12
OSCou1t3
14
GNDA
U1
GND
VSPLY
CMFB
RXD
RBIAS
F
RSAW
B
VDDA
L
GND_LNA
R
VDD_LNA F2
SDINGD
NA
LNA_ING
F1
LNA_INS TEST
LNAOUT ID1
OSCin
ID0
OSCout MODE
GNDA
resetn
W55RFS27R3C
28 VSPLY
27 RXD
26 F
25 B
24 L
23 R
22 F2
21
20 F1
19 TEST
18 ID1
17 ID0
16 MODE
15 resetn
F3
CON3
F
B3
CON3
VSPLY
B
L3
CON3
VSPLY
L
R-3
CON3
VSPLY
R ^VSPLY
R4 _F
F ³³⁰
1
2
LED
R6 B
B ³³⁰
1
2
LED
R9 _L
L ³³⁰
1
2
LED
R10 R
R ³³⁰
1
2
LED
C
R11 _F2
F2 ³³⁰
1
2
LED
R1F21
F1330
1
2
LED
F23
CON3
R14
F2 ^10k
VSPLY
F13
CON3
B
oL0
2 ₂₁ 1
1.5uH
R15
F110k
VSPLY
B
VSPLY
VSPLY
VSPLY
resetn
BUTTOM
VSPLY
C13
20pF
C12
27pF
MODE
CON3
ID0
CON3
ID1
CON3
TEST
CON3
Power Pin: VSPLY GND
Input Pin: ID0 ID1- - switch VSPLY or GND
A
MODE - - switch VSPLY or GND
Output/Input Pin: F B L R - - Jump switch VSPLY or GND
Output/Power on trapping: RXD F1 F2
CPU mode Power down: F2
Title _{W55RFS27R3C APPLICATION CIRCUIT}
A
TEST - - Jump switch VSPLY or GND Test Pin : RXD
Size
Number
Revision
RF Pin: ANT
B
Date:
File:
8-Jul-2004
C:\temp\BACKUP~22.DDB
Sheet of
Drawn By:
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Publication Release Date: May 31, 2005
Revision A1