Typical operating characteristics (continued), Transmitter – Rainbow Electronics MAX7030 User Manual

Page 9

Advertising
background image

MAX7030

Low-Cost, 315MHz, 345MHz, and 433.92MHz

ASK Transceiver with Fractional-N PLL

_______________________________________________________________________________________

9

OUTPUT POWER vs. SUPPLY VOLTAGE

MAX7030 24-1

SUPPLY VOLTAGE (V)

OUTPUT POWER (dBm)

3.3

3.0

2.7

2.4

6

8

10

12

14

4

2.1

3.6

f

RF

= 315MHz

PA ON
ENVELOPE SHAPING DISABLED

T

A

= -40

°C

T

A

= +25

°C

T

A

= +125

°C

T

A

= +85

°C

OUTPUT POWER vs. SUPPLY VOLTAGE

MAX7030 24-2

SUPPLY VOLTAGE (V)

OUTPUT POWER (dBm)

3.3

3.0

2.7

2.4

6

8

10

12

14

4

2.1

3.6

f

RF

= 315MHz

PA ON
ENVELOPE SHAPING ENABLED

T

A

= +125

°C

T

A

= +25

°C

T

A

= -40

°C

T

A

= +85

°C

OUTPUT POWER vs. SUPPLY VOLTAGE

MAX7030 25-1

SUPPLY VOLTAGE (V)

OUTPUT POWER (dBm)

3.3

3.0

2.7

2.4

6

8

10

12

14

4

2.1

3.6

f

RF

= 434MHz

PA ON
ENVELOPE SHAPING DISABLED

T

A

= +85

°C

T

A

= +125

°C

T

A

= +25

°C

T

A

= -40

°C

OUTPUT POWER vs. SUPPLY VOLTAGE

MAX7030 25-2

SUPPLY VOLTAGE (V)

OUTPUT POWER (dBm)

3.3

3.0

2.7

2.4

6

8

10

12

14

2.1

3.6

f

RF

= 434MHz

PA ON
ENVELOPE SHAPING ENABLED

T

A

= +85

°C

T

A

= +125

°C

T

A

= +25

°C

T

A

= -40

°C

EFFICIENCY vs. SUPPLY VOLTAGE

MAX7030 toc26

SUPPLY VOLTAGE (V)

EFFICIENCY (%)

3.3

3.0

2.7

2.4

25

30

35

40

20

2.1

3.6

T

A

= +85

°C

T

A

= +125

°C

T

A

= +25

°C

T

A

= -40

°C

f

RF

= 315MHz

PA ON

EFFICIENCY vs. SUPPLY VOLTAGE

MAX7030 toc27

SUPPLY VOLTAGE (V)

EFFICIENCY (%)

3.3

3.0

2.7

2.4

25

30

35

40

20

2.1

3.6

T

A

= +85

°C

T

A

= +125

°C

T

A

= +25

°C

T

A

= -40

°C

f

RF

= 434MHz

PA ON

EFFICIENCY vs. SUPPLY VOLTAGE

MAX7030 toc28

SUPPLY VOLTAGE (V)

EFFICIENCY (%)

3.3

3.0

2.7

2.4

15

20

25

30

10

2.1

3.6

T

A

= +85

°C T

A

= +125

°C

T

A

= +25

°C

T

A

= -40

°C

f

RF

= 315MHz

50% DUTY CYCLE

EFFICIENCY vs. SUPPLY VOLTAGE

MAX7030 toc29

SUPPLY VOLTAGE (V)

EFFICIENCY (%)

3.3

3.0

2.7

2.4

20

25

30

15

2.1

3.6

T

A

= +85

°C

T

A

= +125

°C

T

A

= +25

°C

T

A

= -40

°C

f

RF

= 434MHz

50% DUTY CYCLE

PHASE NOISE vs. OFFSET FREQUENCY

MAX7030 toc30

OFFSET FREQUENCY (Hz)

PHASE NOISE (dBc/Hz)

1M

100k

10k

1k

-130

-120

-110

-100

-90

-80

-70

-60

-50

-40

-140

100

10M

f

RF

= 315MHz

Typical Operating Characteristics (continued)

(Typical Operating Circuit, PAV

DD

= AV

DD

= DV

DD

= HV

IN

= +3.0V, f

RF

= 433.92MHz, IF BW = 280kHz, 4kbps Manchester encoded,

0.2% BER, T

A

= +25°C, unless otherwise noted.)

TRANSMITTER

Advertising