TH7120 Datasheet, PDF (23/28 Pages) List of Unclassifed Manufacturers – 300 to 930MHz FSK/FM/ASK Transceiver

TH7120
300 to 930MHz
FSK/FM/ASK Transceiver
Fixed-Frequency ASK Application Circuit
VCC
CB3
RB
CF1
RF input
RF output
CB2
RPS
CF2
RF
L0
C0
CB6
PRELIMINARY ^LTX0
Antenna
matching
network
CB1
CTX0
CRX0
L1
C1
C2
OUT_PA
IN_LNA
VEE
OUT_LNA
GAIN_LNA
IN_MIX
VEE
OUT_MIX
RE/SCLK
VCC
ASK/FSK
TX
enable
RX
CB7 ^enable
VCC
IN_DTA
FSK_SW
RO
ASK
input
CX1
XTAL
VEE
CERFIL
CB5
C3
RSSI
ASK
output
C5
VCC
CB0
VCC
Figure 7: Test circuit for fixed-frequency ASK operation at 433 MHz
3901007120
Rev. 005
Page 23 of 28
Data Sheet
Jan. 2002