W-CDMA/W-TDD/TD-SCDMA Zero-IF Receivers
AC ELECTRICAL CHARACTERISTICS (continued)
(Devices tested on their respective evaluation kits (EV kits); LNA input port is driven with a 50 ? source; LNA output port is terminated
with 50 ? load, mixer differential input port is driven through a 1:4 impedance balun with a 50 ? source; baseband I/Q output differential
load = 10k ? || 5pF; reference oscillator input: 19.2MHz (MAX2390/MAX2391/MAX2392/MAX2393), 26MHz (MAX2401), 15.36MHz
(MAX2396/MAX2400); AGC is set to result in a 0.3V P-P differential output-voltage swing at the baseband I/Q output; registers set to
power-up defaults ( Table 2); T A = -40°C to +85°C. Typical values are for V CC = 2.8V and T A = +25°C, unless otherwise noted.)
PARAMETER
SYMBOL
CONDITIONS
MIN
TYP
MAX
UNITS
I/Q Quadrature Phase Imbalance
Error Vector Magnitude (Note 11)
Differential DC Offset at I/Q
Baseband Output
| ?Φ I/Q |
EVM
? DC
All modes, V AGC = 0.5V to 2.2V
MAX2391/MAX2392/MAX2393/MAX2396
MAX2390/MAX2400/MAX2401
Including DC servo loop; V AGC = 2.2V
15
17
4
±25
Degrees
%
mV
BASEBAND CHANNEL RESPONSE (W-CDMA); MAX2391/MAX2393/MAX2396
-3dB Lowpass Corner Frequency
f -3dB
At 5MHz offset
51
2.4
58
MHz
Filter Attenuation Relative to
180kHz
AdB
At 10MHz offset
59
67
dB
At 15MHz offset
64
75
Passband Gain Flatness
? AdB
100kHz to 1.92MHz (Note 3)
1.2
1.7
dB
BASEBAND CHANNEL RESPONSE (W-CDMA); MAX2390/MAX2400/MAX2401
-3dB Lowpass Corner Frequency
f -3dB
MAX2390/MAX2400
MAX2401
At 2.7MHz offset, MAX2390/MAX2400
At 2.8MHz offset, MAX2401
36
2.1
2.2
56
MHz
Filter Attenuation Relative to
180kHz
AdB
At 3.5MHz offset, MAX2390/MAX2400
At 3.6MHz offset, MAX2401
50
56
dB
At 5MHz offset
At 15MHz offset
57
65
65
75
Passband Gain Flatness
? A dB
100kHz to 1.92MHz (Note 3)
1.9
2.5
dB
BASEBAND CHANNEL RESPONSE (TD-SCDMA); MAX2392/MAX2393
-3dB Lowpass Corner Frequency
f -3dB
At 1.6MHz offset
51
0.75
57
MHz
Filter Attenuation Relative to
180kHz
A dB
At 3.2MHz offset
56
65
dB
At 6.4MHz offset
64
76
Passband Gain Flatness
? A dB
50kHz to 0.64MHz (Note 3)
1.2
1.7
dB
_______________________________________________________________________________________
5
相关PDF资料
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MAX2410EVKIT EVAL KIT MAX2410
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