DA6181B.003
17 September, 2014
TYPICAL APPLICATION
Note 1
X2
X1
Note 4
Optional
Control
for AGC on/hold
VDD
Note 5
AON
QO2 QO1
QI
Receiver
Output
Demodulator
&
Comparator
VDD
RFIP
RFIM
OUT
CANT1
CANT2
LANT
AGC Amplifier
Ferrite
Antenna
RFI2
Power Supply/Biasing
PDN1 PDN2
VDD
VBATTERY
VSS
AGC
CAGC
DEC
CDEC
47 nF
µ
F
10
Power Down /
Fast Startup /
Frequency Selection
VDD
VDD
Note 3
Note 2
Figure 1. Application circuit of dual band receiver MAS6181
Note 1
X2
40003 Hz
Note 4
Optional
Control
X1
60003 Hz
for AGC on/hold
VDD
VDD
Note 5
AON
QO2 QO1
QI
Receiver
Output
Demodulator
&
Comparator
RFIP
RFIM
LANT
3.64 mH
OUT
CANT1
2.4 nF
CANT1
1.9 nF
AGC Amplifier
Ferrite
Antenna
RFI2
Power Supply/Biasing
PDN1 PDN2
VDD
VBATTERY
VSS
AGC
CAGC
DEC
CDEC
47 nF
µ
10
F
Power Down /
Fast Startup /
Frequency Selection
VDD
VDD
Note 3
Note 2
Figure 2. Example circuit of dual band receiver MAS6181 for JJY 60 kHz and 40 kHz frequencies
5 (14)
MAS [ MICRO ANALOG SYSTEMS ]
