MAX2368EGM 查看數據表（PDF） - Maxim Integrated

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MAX2368EGM

Complete Dual-Band Quadrature Transmitters

Maxim Integrated 

Complete Dual-Band

Quadrature Transmitters

ELECTRICAL CHARACTERISTICS

(MAX2366/67/68 evaluation kit: 50Ω system, operating modes as defined in Table 6, input voltage at I and Q = 200mVRMS differen-

tial, common mode = VCC/2,300kHz quadrature CW tones, RF and IF synthesizers locked with passive lead-lag second-order loop fil-

ter, REF = 200mVp-p at 19.68MHz, VCC = SHDN = IDLE = CS = TXGATE = +2.75V, VBAT = +2.75V, IF output load = 400Ω, LOH,

LOL input power = -7dBm, fLOL = 966MHz, fLOH = 1750MHz, IFINH = 125mVRMS at 130MHz, IS-95 CDMA modulation fRFH0 = fRFH1

= 1880MHz, fRFL = 836MHz, TA = +25°C, unless otherwise noted.)

PARAMETER

CONDITIONS

MIN TYP MAX UNITS

MODULATOR, QUADRATURE MODES (CDMA, PCS, FM_IQ)

IF Frequency Range

IF_BAND = 0

IF_BAND = 1

120–235

120–300

MHz

I/Q Common-Mode Input Voltage

IF Gain Control Range

VCC = 2.7V to 3.0V (Notes 2, 3, 7)

VGC = 0.5V to 2.5V, IFG = 100

1.35

VCC/2

VCC -

1.25

V

85

dB

IF Output Power at IFOUTL and IFOUTH,

CDMA Mode

VGC = 2.5V, IFG = 100, ACPR = -70dBc

-10

dBm

Gain Variation Over Temperature

Relative to +25°C, TA = -40°C to +85°C

(Note 4)

-1

+1

dB

Carrier Suppression

Sideband Suppression

MODULATOR, FM MODE

IF Gain Control Range

Output Power at IFOUTL

UPCONVERTER AND PREDRIVER

IF Frequency Range

RFL Frequency Range

RFH Frequency Range

LOL Frequency Range

LOH Frequency Range

RFPLL Frequency Range

Output Power, RFL Port

Output Power, RFH1 Port

Output Power, RFH0 Port

Power Control Range

VGC = 2.5V, IFG = 100

VGC = 2.5V, IFG = 100

VGC = 0.5V to 2.5V, IFG = 100

VGC = 2.5V, IFG = 111, I/Q modulation

VGC = 2.5V, IFG = 111,

direct VCO modulation

IF_BAND = 0

IF_BAND = 1

RFL port

RFH0 and RFH1 ports

Cellular frequency operation

PCS frequency operation

VGC = 2.5V

ACPR = -54dBc

FM mode

VGC = 2.6V, ACPR = -54dBc

VGC = 2.6V, ACPR = -54dBc

VGC = 0.5V to 2.5V

30

49

30

38

85

-8.5

-5.5

dB

dB

dB

dBm

120–200

180–300

800–1000

1700–2000

800–1150

1400–2300

1300

2300

7

12

7.5

6.6

30

MHz

MHz

MHz

MHz

MHz

MHz

dBm

dBm

dBm

dB

Gain Variation Over Temperature

Relative to +25°C, TA = -40°C to +85°C

(Note 4)

±1

±2

dB

LO Leakage

Image Signal

-17

dBm

-29

dBc

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