CHA4102-QEG_15 Datasheet, PDF (2/16 Pages) United Monolithic Semiconductors – S band Digital VGA

CHA4102-QEG
S band Digital VGA
Electrical Characteristics
Tamb.= +25°C, V+ = +5V
Symbol
Parameter
Min Typ Max Unit
Freq
Frequency range
2
4 GHz
Gain
Linear Gain (state 0)
20
dB
Gvt
Small signal gain variation versus
temperature
0.04
dB/°C
S11
Input return loss
13
dB
S22
Output return loss
12
dB
AttErr1 Attenuation error for states 1 to 2
±0.25
dB
AttErr2 Attenuation error for states 3 to 30
±0.5
dB
AttErr3 Attenuation error for states 31 to 63
±0.7 0.7 dB
RMS_Att RMS Attenuation error
Err
0.2
dB
PhiVar1 Phase variation for states 0 to 7
-2/+3
°
PhiVar2 Phase variation for states 8 to 32
-5/+2.5
°
PhiVar3 Phase variation for states 33 to 63
-3/+5.5
°
RMS_Phi
Var
RMS Phase variation
1.2
°
P1dB
Output power at 1dB gain compression
23.5
dB
V+
DC positive supply
+5
V
V2
DC positive supply of the output amplifier
+5
V
VT
DC positive supply of the detector
+5
V
V-
DC negative supply
-5
V
Vctrl_L
Vctrl_H
Attenuator control voltage (low state )
Attenuator control voltage (high state)
-
0
0.4
V
2.4
3.3
5
V
I_V+
General DC current in small signal
42
mA
I_V2
Output amplifier DC current in small signal
155
mA
I_V-
Negative DC current in small signal
23
mA
Vdet1
Detected Voltage for Pout = 23 dBm
1.5
V
Vdet2
Ts
Detected Voltage for Pout = -10 dBm
Switching time
0
V
15
ns
These values are representative of measurements at QFN reference plan
Ref. : DSCHA4102-QEG2335 - 30 Nov 12
2/16
Specifications subject to change without notice
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