CIRCUIT DESIGN, INC.
CDP-RX-03AS UHF Radio Data Module Operation Guide
8
BLOCK DIAGRAM
2.7V
MIXER
/IF-AMP
SAW
FILTER
RF-AMP
BAND PASS
FILTER
ANT
GND
2nd MIX
/IF-AMP
/DEMOD.
VCO/PLL
REGULATOR
Vcc
CTRL
RSSI
XTAL
FILTER
BAND PASS
FILTER
DATA
DETECT
BUFFER
DATA
AFOUT
GND