CXA1852N 데이터 시트보기 (PDF) - Sony Semiconductor

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CXA1852N

Quadrature Modulator for 900 MHz-Band Mobile Communications

Sony Semiconductor 

CXA1852N

Electrical Characteristics

Item

Current consumption

Standby current consumption

IF output power

Lo carrier leak

Lo leak level

Image rejection (side-band leak)

I/Q input impedance

Power saving response time Rise

Fall

Power saving control voltage

Lo input level

(Ta=25 °C, VCC=2.7 V, ZL=ZS=50 Ω)∗

Symbol

Conditions

Min. Typ. Max. Unit

ICC

For no signal input

10 15.0 22 mA

ICC (PS) PS

330 480 µA

Pout

50 Ω load, f=fLO/2+fI/Q

–15 –11 –7.0 dBm

ISO (Lo) fI/Q=36 kHz, 1 Vp-p, fout=fLO/2 26 35.0

dBc

PLO

I/Q=VCC/2, fout=fLO/2

–49.0 –37 dBm

ImR

fout=fLO/2-fI/Q

28.5 37.5

dBc

ZI/Q

500

kΩ

TP/S (RISE)

1.0 5.0 µs

TP/S (DOWN)

1.0 3.0 µs

VP/S (ON)

1.8

5.5 V

VP/S (OFF)

1.0 V

Loin

–17

–7 dBm

Design Reference Values

Item

I/Q third-order intermodulation

distortion

Lo input VSWR

IF output VSWR

∗ fLO=300.1 MHz Pin=–10 dBm

fI/Q=36 kHz 1 Vp-p DC=VCC/2

Symbol

IM3I/Q

(Ta=25 °C, VCC=2.7 V, ZL=ZS=50 Ω)∗

Conditions

Typ.

Unit

fout=fLO/2-3fI/Qf

37.3

dBc

1.1

X:1

1.2

X:1

—4—

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