NJM2540/2543

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TYPICAL CHARACTERISTICS

0

10

20

30

40

50

60

0

2 0 0

40 0

600

800

CO N V E R TIO N G A IN v sRF F R EQ UE N C Y

RF F R E Q UE N C Y [MHz]

UH F

VHF _Hi

VH F _Lo w

-4 0

-3 0

-2 0

-1 0

0

10

20

-8 0

-60

-4 0

-20

0

2 0

R F IN PU T L EVEL v s IF O U T P U T L EVEL

fR F= 127.25M Hz (VH F_L ow )

fR F= 361.25M Hz (VH F_H i)

fR F= 80 1.25M H z (UH F)

R F IN P UT LE V E L [ dB m ]

40

45

50

55

60

65

70

75

80

0

200

40 0

600

80 0

P C S B E AT vs R F F R EQ UE NCY

f p/fc/fs :Id e ntit y Le v e l,IF Le v e l= -1 0 d B m

R F FR E Q UE NCY [M Hz]

fRF-92 0K H z

fIF + 92 0H z

V H F_Low VHF _Hi

UH F

0

4

8

12

16

20

0

200

400

600

800

N O ISE F IG U R E vs RF F R EQ UE NCY

RF F R E Q UE NC Y [ M Hz ]

VH F _Lo w

VH F _H i

UH F