EVB71112 Melexis Company, EVB71112 Datasheet - Page 6

• Manufacturer Part Number: EVB71112
• Description: Evaluation Board For Th71112
• Manufacturer: Melexis Company

2
2.1
2.1.1
Circuit Features
39012 71112 01
Rev. 012
Application Circuits
FSK Application Circuit
ENRX
IN_LNA
Circuit Diagram for FSK Reception
GND
•
•
GND
VCC
RO
Tolerates input frequency variations
Well-suited for NRZ, Manchester and similar codes
C4
L1
1
SAWFIL
3
VCC
6
4
XTAL
CB2
R1
C_RO
L2
VCC
C5
C1
C3
25
26
27
28
29
32
30
31
C15
R5
CB1
CB8
VEE
RO
VCC
ENRX
LF
VEE
IN_LNA
VCC
Page 6 of 14
1
1 2
L3
2
C16
R4
TH71112
3
C7
4
1 2
Evaluation Board Description
C17
5
6
C8
7
1 2
OUT_MIX2
OUT_IFA
CB7
8
IN_IFA
FBC2
FSK output
FBC1
VCC
VEE
CB3
868/915MHz Receiver
CB6
CB5
VCC
14
16
15
13
12
10
11
9
C12
EVB71112
CB4
C9
CERDIS
R2
EVB Description
CERFIL
C11
VCC
C10
GND
VCC
April/08