AD8345_15 Datasheet, PDF (10/20 Pages) Analog Devices – 140 MHz to 1000 MHz Quadrature Modulator

AD8345
EQUIVALENT CIRCUITS
VPS2
BUFFER
TO MIXER
CORE
INPUT
CURRENT
MIRROR
Figure 23. Circuit A
VPS1
LOIN
LOIP
PHASE
SPLITTER
CONTINUES
Figure 24. Circuit B
VPS2
ENBL
100kΩ
100kΩ
100kΩ
TO BIAS FOR
STARTUP/
SHUTDOWN
Figure 25. Circuit C
VPS2
40Ω
VOUT
40Ω
Figure 26. Circuit D
Rev. B | Page 10 of 20