alm-12124 Avago Technologies, alm-12124 Datasheet - Page 2

• Manufacturer Part Number: alm-12124
• Manufacturer: Avago Technologies

Absolute Maximum Rating
Rx/Tx Switch Operating Truth Table
Note:
1. Any state other than described above in the truth table may cause permanent damage to
2
Symbol
Mode
Rx (Ant – Rx)
Tx (Ant – Tx)
V
I
V
I
V
V
Vg
P
P
P
Rx P
Tx P
T
T
T
c1 ,max
c2,max
amb
j
STG
c1,max
c2,max
bias
dd1,2
in,max
in,max
in,max
the device.
diss
diss
Parameter
Device Control Voltage 1
(At Rx mode)
Device Control Current 1
(At Rx mode)
Device Control Voltage 2
(At Tx mode)
Device Control Current 1
(At Tx mode)
Device Bias Voltage
Device Voltage, RF output to ground
Gate Voltage
Ant CW RF Input Power (Tx mode);
5 mins testing
Ant CW RF Input Power (Rx mode)
(Vdd = 5.0 V, Idd1 = 50 mA)
LNA2_In CW RF Input Power
(Vdd = 5.0 V, Idd2 = 120 mA)
Rx mode Total Power Dissipation
LNA1
Rx mode Total Power Dissipation
LNA2
Tx mode Total Power Dissipation
Junction Temperature
Storage Temperature
Ambient Temperature
Vbias (V)
5
5
[1]
T
A
[1]
= 25° C
Vc1 (V)
28
0
[3]
[3]
Units
V
mA
V
mA
V
V
V
dBm
dBm
dBm
W
W
W
°C
°C
°C
Vc2 (V)
0
28
Absolute Max.
30
57
30
57
5.5
5.5
0.7
+47.5
+20
+25
0.3
0.5
8.70
150
-65 to 150
-40 to 85
Notes:
1. Operation of this device in excess of any of
2. Thermal resistance measured using Infra-Red
3. Power dissipation in Rx mode with both LNA1
4. Switch Turn On Condition:
Rx mode Thermal Resistance
LNA1: V
LNA2: V
LNA1 
LNA2 
Tx mode Thermal Resistance
LNA1: V
LNA2: V

jc
these limits may cause permanent damage.
Measurement Technique.
and LNA2 turned on. Board temperature T
25° C.
LNA1: Derate at 14 mW/°C for T
LNA2: Derate at 15.6 mW/°C for T
Tx mode: Vbias = 5 V, Vc1 = 0 V, Vc2 = 28 V
Rx mode: Vbias = 5 V, Vc1 = 28 V, Vc2 = 0 V
= 11.7°C/W
jc
jc
dd1
dd2
dd1
dd2
= 72.4°C/W
= 65.0°C/W
= 5.0 V, I
= 5.0 V, I
= 5.0 V, I
= 5.0 V, I
dd1
dd2
dd1
dd2
= 50 mA
= 50 mA
= 120 mA;
= 120 mA;
[2]
[2]
B
> 114° C.
B
> 92° C.
B
is