MC13821 datasheet(13/42 Pages) FREESCALE

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Application Information

MC13821 Data Sheet: Technical Data, Rev. 1.5

Freescale Semiconductor

Power Gain

High Gain

Bypass

-6

17.7

-5.0

18.7

-4

Output Third Order Intercept Point

High Gain

Bypass

OIP3

18.5

21.7

20.5

—

dBm

Input Third Order Intercept Point

High Gain

Bypass

IIP3

-1

0.5

1.5

dBm

Out Ref P1dB

High Gain

Bypass

P1dBout

—

9.7

—

dBm

In Ref P1dB

High Gain

Bypass

P1dBin

-11

—

-10

—

-9

—

dBm

Noise Figure

High Gain

Bypass

1.0

3.9

1.25

4.8

1.45

Current Drain

High Gain

Bypass

ICC

2.3

2.0

2.8

4.0

3.3

µA

Rbias R1 Value

—

2.0

—

Rstability R2 Value

—

680

—

Input Return Loss

High Gain

Bypass

S11

—

-13.5

-9.0

-10

-7

Gain

High Gain

Bypass

S21

-6

17.7

-4.1

18.7

-3.1

Reverse Isolation

High Gain

Bypass

S12

-22

-3

-22.9

-4.3

—

Output Return Loss

High Gain

Bypass

S22

—

-10.8

-7.2

-9

-5

Table 6. Typical 1575 MHz LNA Demo Board Performance (continued)

(Resistor values of R1 and R2 are changed for different ICC and IP3 requirements.)

Characteristic

Symbol

Minimum

Typical

Maximum

Unit

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