MAX7057ASE datasheet(7/20 Pages) MAXIM

номер детали	MAX7057ASE

подробное описание детали	300MHz to 450MHz Frequency-Programmable ASK/FSK Transmitter

PDF	20 Pages

Scroll/Zoom	100%

производитель	MAXIM [Maxim Integrated Products]

домашняя страница	https://www.maximintegrated.com/en.html

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7 / 20 page

300MHz to 450MHz Frequency-Programmable

ASK/FSK Transmitter

_______________________________________________________________________________________

Typical Operating Characteristics (continued)

(50

Ω system impedance, VAVDD = VDVDD = VPAVDD = +2.1V to +3.6V, fRF = 300MHz to 450MHz, TA = -40°C to +125°C, unless oth-

erwise noted. Typical values are at VAVDD = VDVDD = VPAVDD = +2.7V, TA = +25°C, unless otherwise noted.)

EFFICIENCY

vs. SUPPLY VOLTAGE

SUPPLY VOLTAGE (V)

3.3

3.0

2.7

2.4

2.1

3.6

fRF = 315MHz

50% DUTY CYCLE

TA = +85

°C

TA = +125

°C

TA = +25

°C

TA = -40

°C

EFFICIENCY

vs. SUPPLY VOLTAGE

SUPPLY VOLTAGE (V)

3.3

3.0

2.7

2.4

2.1

3.6

fRF = 433.92MHz

PA ON

TA = +85

°C

TA = +125

°C

TA = +25

°C

TA = -40

°C

EFFICIENCY

vs. SUPPLY VOLTAGE

SUPPLY VOLTAGE (V)

3.3

3.0

2.7

2.4

2.1

3.6

fRF = 433.92MHz

50% DUTY CYCLE

TA = +85

°C

TA = +25

°C

TA = +125

°C

TA = -40

°C

-76

-56

-66

-36

-46

-16

-26

-6

+14

+24

FSK SPECTRUM

100kHz DEVIATION, 4kHz SQUARE-WAVE

MODULATION. SPAN = 1.00MHz

RBW = 10kHz

VBW = 10kHz

VIDEO AVG ON

-10

-4

-6

-8

-2

2.1

2.7

2.4

3.0

3.3

3.6

FREQUENCY STABILITY

vs. SUPPLY VOLTAGE

SUPPLY VOLTAGE (V)

fRF = 433.92MHz

fRF = 315MHz

EFFICIENCY

vs. SUPPLY VOLTAGE

SUPPLY VOLTAGE (V)

3.3

3.0

2.7

2.4

2.1

3.6

fRF = 315MHz

PA ON

TA = +85

°C

TA = +125

°C

TA = +25

°C

TA = -40

°C

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