參數(shù)資料
型號(hào)： MAX2106
廠商： Maxim Integrated Products, Inc.
英文描述： 16-Bit Buffers/Drivers With 3-State Outputs 48-TVSOP -40 to 85
中文描述： DBS直接下變頻器
文件頁(yè)數(shù)： 4/10頁(yè)
文件大小： 182K
代理商： MAX2106
M
DBS Direct Downconverter
4
_______________________________________________________________________________________
AC ELECTRICAL CHARACTERISTICS (continued)
(R
FIN
+ IC driven single-ended with RFIN- AC-terminated in 75
to GND, V
CC
= +4.75V to +5.25V, V
IOUT_
= V
QOUT_
= 0.59Vp-p,
C
IOUT_
= C
QOUT_
= 10pF, f
LCLK
= 2MHz, R
IOUT_
= R
QOUT_
= 10k
, V
LOBUFSEL
= 0.5V, V
RFBAND
= V
INSEL
= V
CPG1
= V
CPG2
= +2.4V,
V
PLLIN+
= V
MOD+
= +1.3V, V
PLLIN-
= V
MOD-
= +1.1V, T
A
= +25°C, unless otherwise noted. Typical values are at V
CC
= +5V.)
12.5
11
f = 925MHz
f = 1550MHz
dB
RFOUT Noise Figure (Note 10)
5
7
9
f = 925MHz
f = 1550MHz
dBm
RFOUT Output Third-Order Intercept
Point (Note 10)
1.0
2.0
f = 1550MHz
f = 2175MHz
0.5
f = 925MHz
dB
RFIN+ to RFOUT Gain (Note 10)
degrees
Quadrature Phase Error
Includes effects from baseband filters,
measured at 125kHz baseband
4
dB
Quadrature Gain Error
Includes effects from baseband filters,
measured at 125kHz baseband
f
FLCLK
= 2.0625MHz, f
C
= 31.4MHz
f
IN_BAND
= 100Hz to 22.5MHz,
f
OUT_BAND
= 67.5MHz to 112.5MHz
f
FLCLK
= 1.25MHz, f
C
= 19.3MHz
f
FLCLK
= 0.5MHz, f
C
= 8MHz
-0.5
0.5
Deviation from ideal 7th order,
Butterworth, up to 0.7
×
f
C
dB
Baseband Frequency Response
(Note 1)
750
C
IDC_
= C
QDC_
= 0.22μF
Hz
Baseband Highpass -3dB Frequency
(Note 1)
23
1.2
dB
Ratio of In-Filter-Band to Out-of-Filter-
Band Noise
R
FIN
+ Return Loss (Note 6)
+13
+14
32
dB
10
10
%
LPF -3dB Cutoff-Frequency
Accuracy (Note 1)
-10
10
-5.5
5.5
f
RFIN_
= 925MHz, Z
SOURCE
= 75
f
RFIN_
= 2175MHz, Z
SOURCE
= 75
Average level of V
IOUT_
, V
QOUT_
Average level of V
IOUT_
, V
QOUT_
Measured at R
FIN
+
8
33
Controlled by FLCLK signal
MHz
LPF -3dB Cutoff-Frequency Range
(Note 1)
12
925MHz < f < 2175MHz, Z
LOAD
= 75
dB
RFOUT Return Loss (Notes 6, 10)
BASEBAND CIRCUITS
11
f = 2175MHz
f = 2175MHz
50
IOUT_, QOUT_
Output Real Impedance (Note 1)
PARAMETER
SYMBOL
MIN
TYP
MAX
UNITS
CONDITIONS
41.5
-66
LO 2nd Harmonic Rejection (Note 7)
LO Half Harmonic Rejection (Note 8)
LO Leakage Power (Notes 6, 9)
RFOUT PORT
(LOOPTHROUGH)
dB
dB
dBm
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