MAX2653(1999) データシートの表示（PDF） - Maxim Integrated

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MAX2653
(Rev.:1999)

GSM900 and DCS1800/PCS1900 Dual-Band, Low-Noise Amplifiers

Maxim Integrated 

GSM900 and DCS1800/PCS1900

Dual-Band, Low-Noise Amplifiers

AC ELECTRICAL CHARACTERISTICS—MAX2652 (continued)

(MAX2652 EV kit, fIN = 945MHz (GSM band), fIN = 1850MHz (DCS band), PIN = -30dBm, input and output matching networks are

optimized for the frequency band of interest, all input/output ports terminated in 50Ω, VCC = +3V, TA = +25°C, unless otherwise noted.)

(Note 2)

PARAMETER

Input Return Loss

SYMBOL

CONDITIONS

DCS band, high-gain mode

(BAND = GAIN = VCC)

S112

DCS band, low-gain mode

(BAND = VCC, GAIN = GND)

GSM band, high-gain mode

(BAND = GND, GAIN = VCC)

GSM band, low-gain mode

(BAND = GAIN = GND)

MIN TYP MAX UNIT

-12

-9.5

-12

-9.5

dB

-11

-9.5

-20

-15

DCS band, high-gain mode

(BAND = GAIN = VCC)

-11

-9.5

Output Return Loss

S222

DCS band, low-gain mode

(BAND = VCC, GAIN = GND)

GSM band, high-gain mode

(BAND = GND, GAIN = VCC)

GSM band, low-gain mode

(BAND = GAIN = GND)

-17

-13

dB

-12.5 -11

-15

-13

Reverse Isolation

S122

DCS band, high-gain mode

(BAND = GAIN = VCC)

DCS band, low-gain mode

(BAND = VCC, GAIN = GND)

GSM band, high-gain mode

(BAND = GND, GAIN = VCC)

GSM band, low-gain mode

(BAND = GAIN = GND)

-29

-26

-19

-17

dB

-37

-34

-23

-20

6 _______________________________________________________________________________________

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