MAX2104(2001) データシートの表示（PDF） - Maxim Integrated

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MAX2104
(Rev.:2001)

Direct-Conversion Tuner IC for Digital DBS Applications

Maxim Integrated 

Direct-Conversion Tuner IC for

Digital DBS Applications

AC ELECTRICAL CHARACTERISTICS (continued)

(VCC = 4.75V to 5.25V, VIOUT_ = VQOUT_ = 0.59VP-P, CIOUT_ = CQOUT_ = 10pF, fFLCLK = 2MHz, RIOUT_ = RQOUT_ = 10kΩ,

VFDOUB = VINSEL = VCPG1 = VCPG2 = 2.4V, VPLLIN+ = VMOD+ = 1.3V, VPLLIN- = VMOD- = 1.1V, TA = +25°C. Typical values are at

VCC = 5.0V and TA = +25°C, unless otherwise noted.)

PARAMETER

SYMBOL

CONDITIONS

LO Leakage Power (Notes 7, 10)

Measured at RFIN_

RFOUT PORT (LOOPTHROUGH)

f = 925MHz

RFIN_ to RFOUT Gain (Note 11)

f = 1550MHz

f = 2175MHz

RFOUT Output Third-Order

Intercept Point (Note 11)

f = 925MHz

f = 1550MHz

f = 2175MHz

f = 925MHz

RFOUT Noise Figure (Note 11)

f = 1550MHz

f = 2175MHz

RFOUT Return Loss (Notes 1, 11)

925MHz < f < 2175MHz

BASEBAND CIRCUITS

Output Real Impedance (Note 1)

IOUT_, QOUT_

Baseband Highpass Frequency

(Note 1)

CIDC_ = CQDC_ = 0.22µF

MIN TYP MAX UNITS

-66

dBm

0.5

1.8

dB

2.5

9

7

dBm

4

15

12

dB

11.5

8

dB

50

Ω

750

Hz

LPF -3dB Cutoff-Frequency Range

(Note 1)

Controlled by FLCLK signal

8

33

MHz

Baseband Frequency Response

(Note 1)

LPF -3dB Cutoff-Frequency

Accuracy (Note 1)

Ratio of In-Filter-Band

to Out-of-Filter-Band Noise

Quadrature Gain Error

Quadrature Phase Error

Deviation from ideal 7th order, Butterworth,

up to 0.7 x fC

-0.5

+0.5 dB

fFLCLK = 0.5MHz, fC = 8MHz

-5.5

+5.5

fFLCLK = 1.25MHz, fC = 19.3MHz

-10

+10

%

fFLCLK = 2.0625MHz, fC = 31.4MHz

-10

+10

fIN_BAND = 100Hz to 22.5MHz,

fOUT_BAND = 67.5MHz to 112.5MHz

19

dB

Includes effects from baseband filters,

measured at 125kHz baseband

1.2

dB

Includes effects from baseband filters,

measured at 125kHz baseband

4 degrees

4 _______________________________________________________________________________________

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