Rainbow-electronics MAX7058 Manual do Utilizador descarregar pdf (Página 6)

MAX7058

315MHz/390MHz Dual-Frequency

ASK Transmitter

6 _______________________________________________________________________________________

Typical Operating Characteristics (continued)

= +25°C, unless otherwise noted.)

REFERENCE SPUR MAGNITUDE

vs. SUPPLY VOLTAGE

MAX7058 toc10

SUPPLY VOLTAGE (V)

REFERENCE SPUR MAGNITUDE (dBc)

3.63.12.6

-49.5

-49.0

-48.0

-48.5

-47.5

-47.0

-46.5

-46.0

-45.5

-50.0

2.1

390MHz

315MHz

FREQUENCY STABILITY

vs. SUPPLY VOLTAGE

MAX7058 toc11

SUPPLY VOLTAGE (V)

FREQUENCY STABILITY (ppm)

3.63.12.6

-3

-2

-1

-4

2.1

390MHz

315MHz

EFFICIENCY

vs. SUPPLY VOLTAGE

MAX7058 toc12

SUPPLY VOLTAGE (V)

EFFICIENCY (%)

3.63.0 3.32.4 2.7

2.1

= -40°C

= +25°C

315MHz

50% DUTY CYCLE

= +125°C

= +85°C

EFFICIENCY

vs. SUPPLY VOLTAGE

MAX7058 toc13

SUPPLY VOLTAGE (V)

EFFICIENCY (%)

3.63.0 3.32.4 2.7

2.1

= -40°C

= +25°C

315MHz

PA ON

= +125°C

= +85°C

EFFICIENCY

vs. SUPPLY VOLTAGE

MAX7058 toc14

SUPPLY VOLTAGE (V)

EFFICIENCY (%)

3.63.0 3.32.4 2.7

2.1

= +25°C

390MHz

50% DUTY CYCLE

= +125°C

= +85°C

= -40°C

EFFICIENCY

vs. SUPPLY VOLTAGE

MAX7058 toc15

SUPPLY VOLTAGE (V)

EFFICIENCY (%)

3.63.0 3.32.4 2.7

2.1

= +25°C

390MHz

PA ON

= +125°C

= +85°C

= -40°C

1 2 3 4 5 6 7 8 9 10 11 12 13 14

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