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FEATURES
● GaAs active devices
● Power gain @22dB
● Low distortion
● Excellent linear gain
● Low noise figure
● High reliability
● Low cost
DESCRIPTION
The SMG1222 is a GaAs hybrid push-pull amplifier module.
The part employs GaAs dies and is operated from 50 MHz to 1218MHz with supply voltage +24V(DC).
CHARACTERISTICS
(Bandwidth 50 to 1218MHZ; Tmb＝25℃, VB＝24V, ZS＝ZL＝75Ω)
SYMBOL
PARAMETER
UNIT
MIN.
TYP.
MAX.
CONDITIONS
Gp
Power Gain
dB
22
-
23
f=50MHZ
Gp
Power Gain
dB
-
24
-
f=870MHZ
Gp
Power Gain
dB
23.5
24
24.5
f=1218MHZ
SL
Slope cable equivalent
dB
0.5
-
2.0
f=50 to 1218 MHZ
FL
Flatness of frequency response
dB
-
-
±0.5
f=50 to 1218 MHZ
S11＆S22
Input ＆Output Return Loss
dB
-
-
-20
f=50 to 320 MHZ
S11＆S22
Input＆Output Return Loss
dB
-
-
-19
f=321 to 640 MHZ
S11＆S22
Input＆Output Return Loss
dB
-
-
-17
f=641 to 870 MHZ
S11＆S22
Input＆Output Return Loss
dB
-
-
-16
f=871 to 1000 MHZ
S11＆S22
Input＆Output Return Loss
dB
-
-
-15
f=1001 to 1218 MHZ
CTB
Composite Triple Beat
dB
-
-68
-63
PAL99 channelsflat; Vo=46dBmV;
CTB measured at 543.25 MHz;
CSO measured at 544.5 MHz;
CSO
Composite Second Order distortion
dB
-
-66
-61
Xmod
Cross Modulation
dB
-
-67
-
Vo
Output Voltage
dB
-
-
-
dim=-60dB
F
Noise Figure
dBmV
-
4.5
5.0
f=50 to 1218 MHZ
Itot
Total Current Consumption
dB
250
270
290
VB=+24V
The module normally operates at VB=24 V(±0.5),
支持IPv6网络
