EVB71120_15 Datasheet, PDF (12/18 Pages) Melexis Microelectronic Systems – 300 to 930MHz Receiver Evaluation Board Description

EVB71120
300 to 930MHz Receiver
Evaluation Board Description
3.2 Averaging Data Slicer Configured for Bi-Phase Codes
jumpers
LNA1 LNA2
ENRX DTAO CLKO ROI RSSI
12 3
12 3
VCC
RFSEL
12 34 56 78
CRO
10.7MHz
455kHz
XTAL
CX
0  jumper pads
L1
C3
1 LNAI1
RSSI 24
CRS
L2
2 VEE
VCC
C4
C5 ^{3 LNAO1}
4 MIXP
CB3
5 MIXN
C6
6 LNAO2
L3
3 1 _L4
SAWFIL
46
7 VEE
8 ^LNAI2
C7
C8
9
CB1
MLX71120
32L QFN 5x5
10 11 12 13 14 15
CIF
CERFIL
CINT 23
VCC 22
CF3
PDN 21
PDP 20 _CSL
SLC 19
DFO 18
DF1 17
CF1
16
SCLSEL
CF2
CB2
VCC
CB0
VCC
GND
DFO
ASK
jumpers
FSK
Fig. 6: Circuit schematic
39012 71120 01
Rev. 006
Page 12 of 18
EVB Description
Nov/15