BH4126 查看數據表（PDF） - ROHM Semiconductor

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BH4126

Wide band IF detector for RF remote control units

ROHM Semiconductor 

Communication ICs

BH4126FV

!Electrical characteristics (unless otherwise noted, Ta=25°C, VCC=3.0V)

_ Signal source : fIN (MIX) = 248.45MHz, fIN (LO) = 237.75MHz, 100dBµV

_ AC level to be indicated by termination

Parameter

Quiescent current

Battery save quiescent current

Battery save function input voltage

〈 MIX - Oscillator section 〉

Mixer operating frequency

Mixer conversion gain

-1dB compression output level

3rd order intercept point

Noise figure

Mixer input admittance

Mixer output resistance

Local oscillator operating frequency

Local input level

Local input admittance

Symbol

IQ

IQ (BS)

VTH-H

VTH-L

fMIX

GVC

VOM

IP3

NF

YIN (MIX)

RO (MIX)

fLO

VIN (LO)

YIN (LO)

Min.

4.4

-

2

GND

Typ.

5.5

0

-

-

Max.

6.6

5

VCC

0.2

20

-

300

16

20

24

-

103

-

-

110

-

-

9.7

-

- 1.25+j7.47 -

-

330

-

20

-

120

95

100

105

- 1.36+j9.72 -

Unit

Conditions

mA With local oscillation OFF

µA

V Active

V Battery save

MHz

dB

dBµV

dBµV

dB

ms

Ω

MHz

dBµV

ms

VIN (MIX) = 60dBµV

f1=248.75MHz,f2=249.05MHz

LC matching input

f=248.45MHz

f=237.75MHz

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