Broadband CATV Amplifier

50 - 1000 MHz

Rev. V4

MAAMSS0041

2

2

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2

Parameter

Test Conditions

Units

Min.

Typ.

Max.

Gain

dB

14.0

14.8

16.0

Gain Flatness

dB

—

0.5

1.0

Noise Figure

dB

—

2.7

3.8

Input Return Loss

dB

—

20

—

Output Return Loss

dB

—

18

—

Output IP3

6 MHz Spacing, -10 dBm output per tone

dBm

—

36

—

Composite Triple Beat, CTB

132 channels, +23 dBmV/channel at the output.

dBc

—

-80

—

Composite Second Order, CSO

132 channels, +23 dBmV/channel at the output.

dBc

—

-70

—

P1dB

dBm

—

23

—

+ 8 Volts

mA

—

100

130

Schematic Including Off-Chip

Components

C1

L1

C3

C2

Pin 1

L2

C4

R1

L3

C5

Recommended Board Layout

Off-Chip Component Values

Component

Value

Package

C1 - C4

0.01 µF

0402

C5

0.5 pF

0402

1000 nH

1210

L2

8.2 nH

0402

L3

5.6 nH

0402

R1

523 Ω

0402

7. L1 supplied from EPCOS, part number B82422A1102K100.