AK1223_17 Datasheet, PDF (14/20 Pages) Asahi Kasei Microsystems – 8500MHz High Lineartity Mixer

11. Typical Evaluation Board Schematic
[AK1223]
Current Adjustment Resister
22kohm - 56kohm
VSS
LO Input
LOINP
39pF
39pF _LOINN
VSS
RF Input
RFIN
0.3pF
3.9nH
VSS
BIAS
LO Buffer
Iref
Mixer
Output Load Resister
IFOUTP _270ohm
15nH
15nH
VSS
10nF
100pF
VDD
IFOUTN
VSS
100pF
10nF
0.5pF
0.5pF BALUN
4:1 _{IF Output}
Figure 10. Typical Evaluation Board Schematic (RF:6GHz,IF:1GHz)
Note 1) The exposed pad at the center of the backside should be connected to ground.
Note 2) The collector drain output needs power feeding via a inductor. (IFOUTP pin and IFOUTN pin)
Note 3) It is necessary to adjust impedance matching as to its setting frequency. (RF input and IF output)
MS1505-E-02
14
2014/10