MB54609 Datasheet, PDF (10/23 Pages) Fujitsu Component Limited. – Quadrature Modulator IC (With 1.0 GHz Up-converter)

MB54609
s 800-MHz PDC APPLICATION MEASUREMENT DATA (Reference Values)
Parameter
Baseband input signal
Shifter input signal LO1
Mixer input signal LO2
Mixer output signal RFout
Return loss
Modulation precision
Carrier suppression
Symbol
fBB
VBB
fLO1
PLO1
fLO2
PLO2
fRF
PRF
RLLO1
RLLO2
RLRF
AERR
PERR
VERR
CS
Measurement
result
42
1.0
400
–15
750
–5
950
–8.4
–17
–2
–12
1.3
0.82
1.9
–34.5
Unit
kbps
Vpp
MHz
dBm
MHz
dBm
MHz
dBm
dB
dB
dB
%
deg.
%
dBc
Condition
π/4DQPSK, Root-Nyquist filter (α = 0.5)
Single-end input
—
—
—
—
fRF = fLO2 + fLO1/2
SSB value
fLO1 = 400 MHz
fLO2 = 750 MHz
fRF = 950 MHz
RMS Magnitude Error
RMS Phase Error
RMS Vector Error
—
Test
circuit
—
—
—
—
—
—
—
1
3
2
2
• External circuit constants (with the IC mounted on the evaluation board)
V CC
V CC
6.8 n
RFout
1.5 p
0.1 µ
1 RFout
V CC
PS 20
Operation
Power save mode
2 GND
LO2
100 p
3 LO2
4 GND
from A
5 XIF
510 p
GND 19
Q 18
+–
100 µ
1k
XQ 17
+
–
1k
100 µ
XQMOD 16
to A
MB54609
Q
offset
offset
from B
6 IF
510 p
LO1
7 LO1
51 _{1000 p}
1000 p
8 XLO1
9 GND
QMOD 15
to B
XI 14
+
–
I 13
1k
100 µ
1k
GND 12
100 µ
+–
offset
offset
I
GND
V CC
0.1 µ
10 V CC
V CC 11
V CC
0.1 µ
10
(Continued)