CMX972 Datasheet, PDF (1/41 Pages) CML Microcircuits – Small 32-lead VQFN Package

CML Microcircuits
COMMUNICATION SEMICONDUCTORS
CMX972
Quadrature Demodulator
with IF PLL/VCO
D/972/2 February 2015
Provisional Issue
Features
 20 – 300MHz IF/RF Demodulator
 10MHz Rx I/Q Bandwidth
 < 1 degree I/Q Phase Matching
 < 0.5 dB I/Q Gain Matching
 Low Power, 3.0V – 3.6V Operation
 Small 32-lead VQFN Package
Applications
 Wireless Data Terminals
 HF/VHF and UHF Mobile Radio
 Avionics Radio Systems
 Software Defined Radio (SDR)
 Satellite Terminals
n/c
RXLO
VCO
P2
VCO
P1
VCO VCO
N1
N2 ^{OA1O OA1N}
n/c
n/c
n/c
n/c
IFIN
VCC
RXIN
RXIP
Quadrature
demodulator
VCO
40-1000MHz
Local oscillator
switching
Serial bus
PLL
and
control
OA1P
VSS
CSN
OA2O
OA2N
OA2P
RDATA
SCLK
RXQP RXQN
n/c
REFIN DO
VCC
SYNTH
CDATA
VDD
 2015 CML Microsystems Plc