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MAX2269EUE

+2.7V, Single-Supply, Cellular-Band Linear Power Amplifiers

Maxim Integrated 

+2.7V, Single-Supply, Cellular-Band

Linear Power Amplifiers

AC ELECTRICAL CHARACTERISTICS—MAX2267 (continued)

(MAX2267 EV kit, VCC = VPWR = V SHDN = +3.5V, fIN = 906MHz, CDMA modulation, SHDN = VCC, matching networks tuned for

887MHz to 925MHz operation, 50Ω system, TA = +25°C, unless otherwise noted.)

PARAMETER

SYMBOL

CONDITIONS

MIN TYP MAX UNITS

Adjacent-Channel Power Ratio

Limit (Notes 1, 2)

ACPR

VCC = 2.8V to 4.5V, offset = 885kHz,

30kHz BW, fIN = 887MHz to 925MHz

-44

-48

dBc

Alternate-Channel Power Ratio

Limit (Notes 1, 2)

ACPR

VCC = 2.8V to 4.5V, offset = 1980kHz,

30kHz BW, fIN = 887MHz to 925MHz

-56 -57.5

dBc

Power-Added Efficiency

(Note 3)

Power-Mode Switching Time

PAE

PWR = VCC, POUT = +27dBm

PWR = GND, POUT = 17.5dBm

(Note 4)

28

%

12

550

ns

Turn-On Time (Notes 1, 4)

Maximum Input VSWR

VSWR

PWR = VCC or GND

fIN = 887MHz to 925MHz, PWR = GND or VCC

1

5

µs

2.3:1

Nonharmonic Spurious due

to Load Mismatch (Notes 1, 5)

PIN = +6dBm

-60

dBc

Noise Power (Note 6)

Harmonic Suppression

Measured at 851MHz

PWR = GND, measured at 851MHz

(Note 7)

-137

-134

32

dBm/Hz

dBc

AC ELECTRICAL CHARACTERISTICS—MAX2268

(MAX2268 EV kit, VCC = V SHDN = +3.5V, fIN = 906MHz, CDMA modulation, matching networks tuned for 887MHz to 925MHz opera-

tion, 50Ω system, TA = +25°C, unless otherwise noted.)

PARAMETER

SYMBOL

CONDITIONS

MIN TYP MAX UNITS

Frequency Range (Notes 1, 2)

fIN

887

925 MHz

Power Gain (Note 1)

GP

TA = +25°C

TA = TMIN to TMAX

25.5

27

dB

24

Gain Variation vs. Temperature

(Note 1)

TA = TMIN to TMAX, relative to TA = +25°C

±0.7

dB

Output Power (Note 1)

POUT

ACPR specification

met with

fIN = 887MHz to

925MHz

VCC = 3.5V

VCC = 2.8V

27

24.5 25.5

dBm

Adjacent-Channel Power Ratio

(Notes 1, 2)

Alternate-Channel Power Ratio

(Notes 1, 2)

Power-Added Efficiency

(Note 3)

Turn-On Time (Notes 1, 4)

Maximum Input VSWR

ACPR

ACPR

PAE

VCC = 2.8V to 4.5V, offset = 885kHz,

30kHz BW, fIN = 887MHz to 925MHz

VCC = 2.8V to 4.5V, offset = 1980kHz,

30kHz BW, fIN = 887MHz to 925MHz

PIN adjusted to give POUT = 27dBm

PIN adjusted for POUT = 13.6dBm

VSWR fIN = 887MHz to 925MHz

-44

-48

dBc

-56 -57.5

dBc

35

%

5.5

1

5

µs

1.5:1

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