Rainbow Electronics MAX1471 User Manual
Page 15
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nect AV
DD
and DV
DD
together. In both cases, bypass
DV
DD
and HV
IN
with a 0.01µF capacitor and AV
DD
with
a 0.1µF capacitor. Place all bypass capacitors as close
to the respective supply pin as possible.
MAX1471
315MHz/434MHz Low-Power, 3V/5V
ASK/FSK Superheterodyne Receiver
______________________________________________________________________________________
15
Figure 5. Generating Data-Slicer Threshold Using the Peak Detectors
MAXIMUM PEAK
DETECTOR
MAX1471
DATA
SLICER
PDMAXA
PDMAXF
ADATA
FDATA
C
MINIMUM PEAK
DETECTOR
PDMINA
PDMINF
R
R
C
Figure 6. Peak-Detector Track Enable
TRK_EN = 1
MINIMUM PEAK
DETECTOR
PDMINA
PDMINF
TRK_EN = 1
MAXIMUM PEAK
DETECTOR
BASEBAND
FILTER
PDMAXA
PDMAXF
MAX1471
TO SLICER
INPUT
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