L64733 LSI Logic Corporation, L64733 Datasheet - Page 28

• Manufacturer Part Number: L64733
• Description: Tuner/receiver Chipset
• Manufacturer: LSI Logic Corporation

Table 4
28
Parameter
RFIN referred IP3
(when Loop-Through
enabled)
Noise Figure
Worst-Case Return Loss
Baseband
IOUTp, IOUTn, QOUTp,
QOUTn Differential
Output Voltage Swing
IOUTp, IOUTn, QOUTp,
QOUTn Output
Impedance
Baseband Highpass
LPF Nominal Cutoff
Frequency Range
LPF Nominal Fc
Baseband Frequency
Response
LPF Cutoff Frequency
Accuracy
Quadrature Gain Error
Quadrature Phase Error
Synthesizer
Crystal Frequency Range
XTLOUT Voltage Levels
XTLOUT DC Level
(Sheet 2 of 3)
3 dB Point
AC Characteristics of the L64733 (Cont.)
L64733/L64734 Tuner and Satellite Receiver Chipset
Condition
At PRFIN = 25 dBm
Subject to board and connector
parasitics
2 k
QOUTp, QOUTn. Expect 20 pF from
each pin to GND
Per side, IOUTp, IOUTn, QOUTp,
QOUTn. To 200 MHz
0.22 F caps connected from IDCp to
IDCn, and QDCp to QDCn.
Fc is 3 dB point of filter
Deviation from ideal 7th-order Butter-
worth, measure to F - 3 dB x 0.7.
Include front-end tilt effects
Measured 3 dB point
Includes effects from baseband filters
Measure at 125 kHz
Measured on 10 pF // 1 M
differential load, IOUTp, IOUTn,
@2175 MHz
@1550 MHz
@925 MHz
@8 MHz
@31.4 MHz
Min
0.8
0.5
5.5
–
–
–
1
–
–
8
–
10
–
–
4
–
F
FLCLK
14.5 ·
12.0
Typ
1.0
2.0
5
7
9
8
–
–
–
–
–
–
–
–
–
–
+ 1
Max
7.26
750
0.5
5.5
1.2
1.3
50
33
10
–
–
–
–
–
4
–
Units
dBm
MHz
MHz
Deg
V
V
dB
dB
Hz
dB
dB
%
%
V
–
PP
PP
s