MC13156FB View Datasheet(PDF) - LANSDALE Semiconductor Inc.

Part Name

Description

Manufacturer

MC13156FB

Wideband FM IF System

LANSDALE Semiconductor Inc. 

ML13156

Legacy Applications Information

1.8

1.6

1.4

1.2

1.0

0.8

0.6

0.4

–120

Figure 22. 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 21)

–100 –80 –60 –40 –20

SIGNAL INPUT LEVEL (dBm)

0 20

LANSDALE Semiconductor, Inc.

Figure 23. 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 24. 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 25. RSSI Output Rise and Fall Times

versus RF Input Signal Level

35

30

tr @ 22 k

tf @ 22 k

25

tr @ 47 k

tf @ 47 k

20

tr @ 100 k

tf @ 100 k

15

10

5.0

0

0

–20

–40

–60

–80

RF INPUT SIGNAL LEVEL (dBm)

Figure 26. 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 27. 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)

Page 17 of 21

www.lansdale.com

Issue A

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