MC13821 Freescale Semiconductor, MC13821 Datasheet - Page 18

• Manufacturer Part Number: MC13821
• Description: Low Noise Amplifier
• Manufacturer: Freescale Semiconductor

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Application Information
18
Noise Figure
Current Drain
Rbias R1 Value
Rstability R2 Value
Input Return Loss
Gain
Reverse Isolation
Gain
Single Tone IIP3 (F
Single Tone IIP2 (F
Two Tone IIP2 (F
F
Two Tone IIP3 (F
F
out
out
High Gain
Bypass
High Gain
Bypass
High Gain
Bypass
High Gain
Bypass
High Gain
Bypass
High Gain
Bypass
= 1960 MHZ)
= 1960 MHZ)
1
1
= 1880 MHz, F
= 1880 MHz, F
in
in
Characteristic
= 653.3 MHz, F
= 980 MHz, F
(Resistor values of R1 and R2 are changed for different I
Table 7. Typical 1960 MHz LNA Demo Board Performance (continued)
2
2
out
= 3840 MHZ,
= 5720 MHZ,
out
= 1960 MHZ)
MC13821 Data Sheet: Technical Data, Rev. 1.5
= 1960 MHZ)
Symbol
S11
S21
S12
S22
IIP3
IIP2
IIP2
IIP3
I
NF
CC
Minimum
13.8
-1.5
1.1
3.8
2.3
-19
-13
-11
—
—
—
—
—
—
—
-3
2
1
CC
and IP3 requirements.)
Typical
14.8
-9.2
-9.8
-3.9
-7.8
330
-21
-17
1.3
4.7
2.8
1.8
3.5
-4
-9
-6
4
7
Freescale Semiconductor
Maximum
1.9
5.5
-12
7.5
4.0
20
16
—
—
—
—
—
-7
-7
-6
-8
-5
6
Unit
dBm
dBm
dBm
dBm
mA
dB
µA
kΩ
dB
dB
dB
dB
Ω