MC13821_08 Datasheet, PDF (23/42 Pages) Freescale Semiconductor, Inc – Low Noise Amplifier with Bypass Switch

Application Information
Table 8. Typical 2140 MHz LNA Demo Board Performance (continued)
(Resistor values of R1 and R2 are changed for different I_CC and IP3 requirements.)
Characteristic
Symbol
Min
Typ
Max
Noise Figure
High Gain
Bypass
NF
1.1
1.3
1.8
4
5
6
Current Drain
High Gain
Bypass
I_CC
3.4
4.45
5.5
2
4
20
Rbias R1 Value
—
1.5
—
Rstability R2 Value
—
10
—
Input Return Loss
High Gain
Bypass
S11
—
-8.5
-7
—
-8.9
-7
Gain
High Gain
Bypass
S21
14.5
15.7
17.5
-5
-4
—
Gain
High Gain
Bypass
S12
-19
-20
—
-3
-4
—
Gain
High Gain
Bypass
S22
-10.5
-12.5
—
-8
-6.1
—
Single Tone IIP3 (F_in = 713.3 MHz, F_out = 2140 MHZ)
IIP3
-14
-9.5
—
Single Tone IIP2 (F_in = 1070 MHz, F_out = 2140 MHZ)
IIP2
-10.5
-5.5
—
Two Tone IIP2 (F₁ = 1950 MHz, F₂ = 4090 MHZ,
F_out = 2140 MHZ)
IIP2
-4.5
1.5
—
Two Tone IIP3 (F₁ = 1950 MHz, F₂ = 6040 MHZ,
IIP3
-2
5
—
F_out = 2140 MHZ)
Unit
dB
mA
µA
kΩ
kΩ
dB
dB
dB
dB
dBm
dBm
dBm
dBm
MC13821 Advance Information, Rev. 1.3
Freescale Semiconductor
23