EVB71122_15 Datasheet, PDF (25/31 Pages) Melexis Microelectronic Systems – 300 to 930MHz Receiver Evaluation Board Description

EVB71122
300 to 930MHz Receiver
Evaluation Board Description
4.2.1 Board Component Values List (SPI mode)
Below table is for the application circuits show in Figures 6 and 8
Part
Size
Value @
315 MHz
Value @ Value @
433.9 MHz 868.3 MHz
Value @
915 MHz
Tol.
Description
C1
C2
C4
C5
C6
C7
C8
C9
C10
C11
C12
CB0
CB1
CB2
CB3
CF1
CF2
CX
RB0
RB1
RF
RBS
RS1…RS3
L0
L1
L2
L3
XTAL
SAW
FIL
0603
0603
0603
0603
0603
0603
0603
0603
0603
0603
0603
0805
0603
0805
0603
0603
0603
0603
0603
0603
0603
0603
0603
0603
0603
0603
0603
SMD
5x3.2
SMD
3x3
NIP
NIP
4.7 pF
100 pF
100 pF
1 nF
4.7 pF
NIP
3.3 pF
100 pF
100 pF
1 nF
3.3 pF
NIP
2.7 pF
100 pF
100 pF
1 nF
NIP
NIP
2.2 pF
100 pF
100 pF
1 nF
220 pF
220 pF
220 pF
220 pF
150 pF
150 pF
150 pF
150 pF
33 nF
33 nF
33 nF
33 nF
not required in Figure 8
33 nF
33 nF
33 nF
33 nF
not required in Figures 6
33 nF
33 nF
33 nF
33 nF
not required in Figures 6
220 nF
220 nF
220 nF
220 nF
470 pF
470 pF
470 pF
470 pF
10 µF
10 µF
10 µF
10 µF
33 nF
33 nF
33 nF
33 nF
2.2 nF
2.2 nF
2.2 nF
2.2 nF
220 pF
220 pF
220 pF
220 pF
27 pF
27 pF
27 pF
27 pF
10 
10 
10 
10 
270 Ω
270 Ω
270 Ω
270 Ω
27 k
27 k
47 k
47 k
30 k
30 k
30 k
30 k
10 k
10 k
10 k
10 k
33 nH
15 nH
8.2 nH
8.2 nH
0
47 nH
22 nH
0
82 nH
82 nH
22 nH
8.2 nH
33 nH
22 nH
5.6 nH
5.6 nH
10.00000 MHz / 20ppm cal., 30ppm temp.
Telcona HEX24-10.000MHZ-12-50-F-H20-T2075-W2-T
SAFDC315MS RF3446 SAFCC868MS SAFCH915MA
M0T00
(433.92 MHz)
L0X00
L0N00
(315 MHz)
(868.3 MHz) (915 MHz)
5%
5%
5%
5%
5%
10%
10%
10%
10%
10%
10%
10%
10%
10%
10%
5%
5%
5%
5%
5%
5%
2%
5%
5%
5%
5%
5%
matching capacitor
matching capacitor
LNA output tank capacitor
MIX1 negative input matching
capacitor
MIX1 negative input matching
capacitor
RSSI output low pass capacitor,
this value for data rate of 4 kbps
NRZ
data low-pass filter capacitor,
this value for data rate of 4 kbps
NRZ
data low-pass filter capacitor,
this value for data rate of 4 kbps
NRZ
data slicer capacitor,
this value for data rate of 4 kbps
NRZ
peak detector positive filtering
capacitor, this value for data rate of
4 kbps NRZ
peak detector negative filtering
capacitor, this value for data rate of
4 kbps NRZ
decoupling capacitor
decoupling capacitor
decoupling capacitor
decoupling capacitor
loop filter capacitor
loop filter capacitor
crystal series capacitor
protection resistor
protection resistor
loop filter resistor
reference bias resistor
protection resistor
VCO tank inductor
matching inductor
matching inductor
LNA output tank inductor
fundamental-mode crystal
low-loss SAW filter from Murata
or equivalent part
Note: - NIP – not in place, may be used optionally
39012 71122 01
Rev. 005
Page 25 of 31
EVB Description
Nov/15