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TRF3705
SLWS223A – AUGUST 2011 – REVISED OCTOBER 2011
www.ti.com
ELECTRICAL CHARACTERISTICS
Over recommended operating conditions; at power supply = 3.3 V, T A = +25 ° C, V CM = 0.25 V; LO Power = 0 dBm,
single-ended (LOP); GC set low, V IN BB = 1.0 V PP (diff) in quadrature, and f BB = 5.5 MHz, standard broadband output
matching circuit, unless otherwise noted.
PARAMETERS
TEST CONDITIONS
MIN
TYP
MAX
UNIT
f LO = 400 MHz
G
P OUT
P1dB
IP3
IP2
SBS
CF
HD2 BB
HD3 BB
Voltage gain
Output power
Output compression point
Output IP3
Output IP2
Unadjusted sideband suppression
Unadjusted carrier feedthrough
Output noise floor
Baseband harmonics
Baseband harmonics
Output RMS voltage over input I (or Q) RMS
voltage, GC set low
Output RMS voltage over input I (or Q) RMS
voltage, GC set high
GC set low
GC set high
GC set low
GC set high
f BB1 = 4.5 MHz; f BB2 = 5.5 MHz; GC set low
f BB1 = 4.5 MHz; f BB2 = 5.5 MHz; GC set high
Measured at f LO + (f BB1 ± f BB2 ), GC set low
Measured at f LO + (f BB1 ± f BB2 ), GC set high
Measured at LO frequency
Measured at 2 ● LO
Measured at 3 ● LO
DC only to BB inputs; 10-MHz offset from LO
Measured with ± 1-MHz tone at 0.5 V PP each
at f LO ± (2 ● f BB )
Measured with ± 1-MHz tone at 0.5 V PP each
at f LO ± (3 ● f BB )
– 4.7
– 1.9
– 0.7
2.1
8.5
9.1
26.0
25.4
60.2
61.9
– 57.4
– 51.6
– 50
– 49
– 166.7
– 67
– 64
dB
dB
dBm
dBm
dBm
dBm
dBm
dBm
dBm
dBm
dBc
dBm
dBm
dBm
dBm/Hz
dBc
dBc
f LO = 750 MHz
G
P OUT
P1dB
IP3
IP2
SBS
CF
HD2 BB
HD3 BB
Voltage gain
Output power
Output compression point
Output IP3
Output IP2
Unadjusted sideband suppression
Unadjusted carrier feedthrough
Output noise floor
Baseband harmonics
Baseband harmonics
Output RMS voltage over input I (or Q) RMS
voltage, GC set low
Output RMS voltage over input I (or Q) RMS
voltage, GC set high
GC set low
GC set high
GC set low
GC set high
f BB1 = 4.5 MHz; f BB2 = 5.5 MHz; GC set low
f BB1 = 4.5 MHz; f BB2 = 5.5 MHz; GC set high
Measured at f LO + (f BB1 ± f BB2 ), GC set low
Measured at f LO + (f BB1 ± f BB2 ), GC set high
Measured at LO frequency
Measured at 2 ● LO
Measured at 3 ● LO
DC only to BB inputs; 10-MHz offset from LO
Measured with ± 1-MHz tone at 0.5 V PP each
at f LO ± (2 ● f BB )
Measured with ± 1-MHz tone at 0.5 V PP each
at f LO ± (3 ● f BB )
0.2
3.0
4.2
7.0
13.3
13.9
31.5
30.8
73.6
80.5
– 45.2
– 45.7
– 46
– 53.5
– 159.9
– 70
– 66
dB
dB
dBm
dBm
dBm
dBm
dBm
dBm
dBm
dBm
dBc
dBm
dBm
dBm
dBm/Hz
dBc
dBc
4
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