MC13156FB View Datasheet(PDF) - Motorola => Freescale

Part Name

Description

Manufacturer

MC13156FB

Wideband FM IF System

Motorola => Freescale 

MC13156

1.8

1.6

1.4

1.2

1.0

0.8

0.6

0.4

–120

Figure 24. RSSI Output Voltage

versus Input Signal Level

fRF = 45.00 MHz

VCC = 2.0 Vdc

12 dB SINAD @ –109 dBm

(0.8 µVrms)

(See Figure 23)

–100 –80 –60 –40 –20

SIGNAL INPUT LEVEL (dBm)

0 20

Figure 25. S + N/N versus RF Input Signal Level

10

S+N

0

–10

VCC = 5.0 Vdc

fdev = ±75 kHz

–20

fmod = 1.0 kHz

fin = 144.45 MHz

(See Figure 17)

–30

–40

N

–50

–110 –100 –90 –80 –70 –60 –50 –40 –30 –20

RF INPUT SIGNAL (dBm)

Figure 26. RSSI Output Voltage

versus Input Signal Level

1.4

1.2

1.0

0.8

VCC = 5.0 Vdc

0.6

fc = 144.455 MHz

fLO = 133.755 MHz

Low Loss 10.7 MHz

0.4

Ceramic Filter

(See Figure 17)

0.2

–120 –100 –80

–60

–40

–20

0

SIGNAL INPUT LEVEL (dBm)

Figure 27. RSSI Output Rise and Fall Times

versus RF Input Signal Level

35

30

25

20

15

10

5.0

0

0ÉÉÉÉÉÉÉÉÇÇ

ÇÇÇ–20ÉÉÉÉÉÉÉÉÉÇÇÇ

ÇÇÇ–40ÉÉÉÉÉÉÉÉÇÇÇ

tr @ 22 k

tf @ 22 k

tr @ 47 k

tf @ 47 k

tr @ 100 k

tf @ 100 k

ÇÇÇ–60ÉÉÉÉÇÇÇ ÇÇ–80ÉÉÉÇÇ

RF INPUT SIGNAL LEVEL (dBm)

Figure 28. Signal Levels versus

RF Input Signal Level

0

LO Level = –2.0 dBm

–10 (See Figure 17)

IF Output

Limiter Input

–20

–30

–40

–50

–60

–70

–100 –90 –80 –70 –60 –50 –40 –30

RF INPUT SIGNAL LEVEL (dBm)

Figure 29. 1.0 dB Compression Pt. and Input

Third Order Intercept Pt. versus Input Power

10

0

VCC = 5.0 Vdc

fRF1 = 144.4 MHz

–10

fRF2 = 144.5 MHz

fLO = 133.75 MHz

–20

PLO = –2.0 dBm

(See Figure 17)

1.0 dB Comp. Pt.

= –37 dBm

IP3 = –25 dBm

–30

–40

–50

–60

–70

–100

–80

–60

–40

–20

0

RF INPUT POWER (dBm)

16

MOTOROLA WIRELESS SEMICONDUCTOR

SOLUTIONS – RF AND IF DEVICE DATA

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