10GHz Frequency Divider by 4
CND2047
Typical bias tuning
Tamb=25°C
Vdd
1 nF
1 nF
1 nF
0°
Signal generator
50 Ohms load
Tansmission lines
are 50 Ohms
Spectrum
analyzer
50 Ohms load
1 nF
180°
Fig.1 : Typical measurement and RF biasing configuration
(differential inputs)
Vdd
1 nF
Signal generator
50 Ohms load
Tansmission lines
are 50 Ohms
1 nF
Q
F/4 RF output (50 Ohms)
QB
F/4 RF output (50 Ohms)
1 nF
Fig.2 : RF biasing configuration with single input
Fig.3 : Chip block diagram
Ref. : DSCND20470077 -17-Mar-00
7/10
Specifications subject to change without notice
Route Départementale 128 , B.P.46 - 91401 ORSAY Cedex - FRANCE
Tel.: +33 (0)1 69 33 03 08 - Fax : +33 (0)1 69 33 03 09
UMS [ UNITED MONOLITHIC SEMICONDUCTORS ]
