MAX2106 データシートの表示（PDF） - Maxim Integrated

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MAX2106

DBS Direct Downconverter

Maxim Integrated 

DBS Direct Downconverter

DC ELECTRICAL CHARACTERISTICS (continued)

(VCC = +4.75V to +5.25V, VFB = +2.4V, CIOUT_ = CQOUT_ = 10pF, ƒFLCLK = 2MHz, RFIN_ = unconnected, RIOUT_ = RQOUT_ = 10kΩ,

VLOBUFSEL = 0.5V, VRFBAND = VINSEL = VCPG1 = VCPG2 = +2.4V, VPLLIN+ = VMOD+ = +1.3V, VPLLIN- = VMOD- = +1.1V, TA = +25°C,

unless otherwise noted. Typical values are at VCC = +5V, unless otherwise noted.)

PARAMETER

SYMBOL

CONDITIONS

MIN TYP MAX UNITS

Charge-Pump Output Low

Measured at FB

VCPG1 ≤ 0.5V, VCPG2 ≤ 0.5V

VCPG1 ≤ 0.5V, VCPG2 ≥ 2.4V

VCPG1 ≥ 2.4V, VCPG2 ≤ 0.5V

VCPG1 ≥ 2.4V, VCPG2 ≥ 2.4V

-0.12 -0.1 -0.08

-0.36 -0.3 -0.24

mA

-0.72 -0.6 -0.48

-2.16 -1.8 -1.44

Charge-Pump Output Current

Matching Positive to Negative

Measured at FB

-5

5

%

Charge-Pump Output Leakage

Measured at FB

-25

25

nA

Charge-Pump Output Current

Drive (Note 1)

Measured at CP

100

µA

ANALOG CONTROL INPUTS (GC1, GC2)

Input Current

IGC_ VGC_ = 1V to 4V

-50

50

µA

BASEBAND OUTPUTS (IOUT+, IOUT-, QOUT+, QOUT-)

Differential Output Voltage

Swing

RL = 2kΩ differential

1

Vp-p

Common-Mode Output Voltage

(Note 1)

0.65

0.85

V

Offset Voltage (Note 1)

-50

50

mV

AC ELECTRICAL CHARACTERISTICS

(IC driven single-ended with RFIN- AC-terminated in 75Ω to GND, VCC = +4.75V to +5.25V, VIOUT_ = VQOUT_ = 0.59Vp-p,

CIOUT_ = CQOUT_ = 10pF, ƒLCLK = 2MHz, RIOUT_ = RQOUT_ = 10kΩ, VLOBUFSEL = 0.5V, VRFBAND = VINSEL = VCPG1 = VCPG2 = +2.4V,

VPLLIN+ = VMOD+ = +1.3V, VPLLIN- = VMOD- = +1.1V, TA = +25°C, unless otherwise noted. Typical values are at VCC = +5V.)

PARAMETER

SYMBOL

CONDITIONS

MIN

RF FRONT END

RFIN_ Input Frequency Range

fRFIN_

Inferred by quadrature gain and

phase-error test

925

RFIN_ Input Power for 0.59Vp-p

Single VGC1 = VGC2 = +4V (min gain) -25

Baseband Levels

carrier VGC1 = VGC2 = +1V (max gain)

RFIN_ Input Third-Order Intercept

Point (Note 3)

IP3RFIN_

PRFIN_ = -25dBm

per tone

PRFIN_ = -65dBm

per tone

fLO = 2175MHz

fLO = 1550MHz

fLO = 950MHz

fLO = 2175MHz

fLO = 1550MHz

fLO = 950MHz

RFIN_ Input Second-Order Intercept

(Note 4)

IP2RFIN_

PRFIN_ = -25dBm per tone,

fLO = 951MHz

Output-Referred 1dB Compression

Point (Note 5)

P1dBOUT

PRFIN_ = -40dBm,

signals within filter bandwidth

TYP

10.5

11.5

10.5

-29

-26

-30

17

2

MAX UNITS

2175

-68

MHz

dBm

dBm

dBm

dBm

dBm

dBV

Noise Figure

fRFIN_ = 1550MHz, PRFIN_ = -65dBm

NF

VGC1 = 1V, VGC2

adjusted 0.59Vp-p

baseband level

PRFIN_ = -25dBm

10.2

dB

44.8

dB

_______________________________________________________________________________________ 3

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