U2791B Datasheet, PDF (9/11 Pages) TEMIC Semiconductors – 1000 MHz Quadrature Demodulator

TELEFUNKEN Semiconductors
Board Layout
U2791B
External Components
CUCC
CRFX
CLO
CNLO
CRF
CII, CQQ
T3
CI, CIX,
CQ, CQX
CPDN
CGC
CPC
100 nF
1 nF
100_W0 pF
100 pF
optional external lowpass filters
transmission line for RF-input
matching to connect optionally
optional for ac-coupling at
baseband outputs
100 pF
100 pF
100 pF
Rev. A2: 08.06.1995
95 9852
CNPC
GSW
100 pF
gain switch
Calibration Part
W ^{CO, CS, CL 100 pF}
RL
50
Conversion to Single Ended Output
OP1, OP2
RG1, RG2
RD1, RD2
CS1, CS2
CS3, CS4,
AD620
W prog. gain, see datasheet, for 5.6 k a
W gain of 1 to 50 is achieved together
W ^{with RD1 and RD2}
450
100 nF
100 nF
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