EVB71122 Datasheet, PDF (20/32 Pages) Melexis Microelectronic Systems – 300 to 930MHz Receiver Evaluation Board Description

EVB71122
300 to 930MHz Receiver
Evaluation Board Description
4 Application Circuits
4.1 Standard FSK & ASK Circuit in SPI Mode
4.1.1 Averaging Data Slicer Configured for Bi-Phase Codes
12 3
XTAL
CX
DTAO
12
CB3
MFO
RS1
GND
SCLK
SDTA
SDEN
PRELIMINARY ^C8
C9
L1
3 1 _L2
SAWFIL
C1 4 6
C2
25 PDP
26 PDN
27 DFO
28 DF1
29 DF2
30 VEEANA
31 LNAI
32 SLC
MLX71122
ENRX 16
LF 15
VCCVCO 14
TNK2 13
TNK1 12
VEEVCO ¹¹
RBIAS 10
MODSEL ₉
C10
12 3456 78
L3
C5 _C6
C7
C4
CB1
CF2
RF _CF1
L0
CB2
RBS
RSSI
12
CB0
GND VCC
12
Fig. 6: Application circuit for SPI Mode (averaging data slicer option)
Note
• EVB71122 default population is SPI mode
39012 71122 01
Rev. 001
Page 20 of 32
EVB Description
Sept/06