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MB54608LPFV

1.0 GHz band Low Power I/Q Modulator For Direct Conversion

Fujitsu 

MB54608L/MB54608B

• A case of the offset mixer is not used. (MB54608L, MB54608B)

(Ta = +25°C, VCC = 3.0 V)

Parameter

Symbol

Min.

Value

Typ.

Unit

Max.

Remarks

Operating band fBB

DC

—

10 MHz

Baseband Input amplitude VBB

input

Offset voltage

VOS

0.3

1.0

1.3 Vp-p Single ended input

1.4

1.5

1.6

V External offset voltage

Offset current

IOS

—

3.0

4.0

µA

Lo input

Operating band fLO

Input power

PLO

800

948 1000 MHz Differential input with balun.

–15

–10

0 dBm

Operating band fOUT

800

948 1000 MHz

RF output SSB output

power level

–8

–4

—

dBm

Mode pin is

opened

POUT

–6

–2

—

dBm

Mode pin is

grounded

Amplitude error AERR

—

2.0

3.0

% RMS value VBB = 1.0 Vp-p

Modulation

accuracy

Phase error

(single ended

PERR

—

1.5

2.0 deg. RMS value input)

Vector error

VERR

—

3.0

4.0

% RMS value fLO = 948 MHz

PLO = –10 dBm

External

(Differential input

Carrier suppression

CS

—

–35

–27

dBc

offset.

No offset

with balun).

ajustment.

Image rejection

IR

—

–40

–28 dBc

Adjucent channel power

ACP

—

–65

–60 dB ∆f = 50 kHz

Notes: • Spec. of MB54608B is identical with MB54608L.

• When the offset mixer is not used, using a differential balun is recommended for input. (When the balun

is not used, the changing carrier suppression may happen depending on the timing of powering up.)

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