CND2047 Datasheet, PDF (7/10 Pages) United Monolithic Semiconductors – 10GHz Frequency Divider by 4 Fixed Modulus Prescaler

10GHz Frequency Divider by 4
Typical bias tuning
Tamb=25°C
Vdd
Signal generator
50 Ohms load
Tansmission lines
are 50 Ohms
1 nF
0°
1 nF
180°
CND2047
1 nF
1 nF
Spectrum
analyzer
50 Ohms load
Fig.1 : Typical measurement and RF biasing configuration
(differential inputs)
Vdd
Signal generator
50 Ohms load
Tansmission lines
are 50 Ohms
1 nF
1 nF
1 nF
Q
F/4 RF output (50 Ohms)
QB
F/4 RF output (50 Ohms)
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
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