ADF7242 datasheet(32/108 Pages) AD

32 / 108 page

ADF7242

Rev. 0 | Page 32 of 108

10.0

9.5

9.0

8.5

8.0

7.5

7.0

6.5

6.0

5.5

5.0

2400

2410

2420

2430

2440

2450

2460

2470

2480

RF CARRIER FREQUENCY (MHz)

3.6V, +25°C

1.8V, +25°C

3.6V, –40°C

1.8V, –40°C

3.6V, +85°C

1.8V, +85°C

Figure 57. 2 Mbps GFSK (fDEV = ±500 kHz) Mode Transmitter Phase Error vs.

Temperature, VDD_BAT, and Channels, 1 MHz Channel Step,

Output Power = 3 dBm

26.0

25.5

25.0

24.5

24.0

23.5

23.0

22.5

22.0

2400

2410

2420

2430

2440

2450

2460

2470

2480

RF CARRIER FREQUENCY (MHz)

3.6V, +25°C

1.8V, +25°C

3.6V, –40°C

1.8V, –40°C

3.6V, +85°C

1.8V, +85°C

Figure 58. 2 Mbps GFSK (fDEV = ±500 kHz) Mode Transmitter MER vs.

Temperature, VDD_BAT, and Channels, 1 MHz Channel Step,

Output Power = 3 dBm

8.0

7.5

7.0

6.5

6.0

5.5

5.0

4.5

4.0

2400

2410

2420

2430

2440

2450

2460

2470

2480

RF CARRIER FREQUENCY (MHz)

3.6V, +25°C

1.8V, +25°C

3.6V, –40°C

1.8V, –40°C

3.6V, +85°C

1.8V, +85°C

Figure 59. 1 Mbps GFSK (fDEV = ±250 kHz) Mode Transmitter Phase Error vs.

Temperature, VDD_BAT, and Channels, 1 MHz Channel Step,

Output Power = 3 dBm

5.5

5.0

4.5

4.0

3.5

3.0

2400

2410

2420

2430

2440

2450

2460

2470

2480

RF CARRIER FREQUENCY (MHz)

3.6V, +25°C

1.8V, +25°C

3.6V, –40°C

1.8V, –40°C

3.6V, +85°C

1.8V, +85°C

Figure 60. 500 kbps GFSK (fDEV = ±250 kHz) Mode Transmitter Phase Error vs.

Temperature, VDD_BAT, and Channels, 1 MHz Channel Step,

Output Power = 3 dBm

8.0

7.5

7.0

6.5

6.0

5.5

5.0

4.5

4.0

2400

2410

2420

2430

2440

2450

2460

2470

2480

RF CARRIER FREQUENCY (MHz)

3.6V, +25°C

1.8V, +25°C

3.6V, –40°C

1.8V, –40°C

3.6V, +85°C

1.8V, +85°C

Figure 61. 250 kbps GFSK (fDEV = ±250 kHz) Mode Transmitter Phase Error vs.

Temperature, VDD_BAT, and Channels, 1 MHz Channel Step,

Output Power = 3 dBm

5.5

5.0

4.5

4.0

3.5

3.0

2400

2410

2420

2430

2440

2450

2460

2470

2480

RF CARRIER FREQUENCY (MHz)

3.6V, +25°C

1.8V, +25°C

3.6V, –40°C

1.8V, –40°C

3.6V, +85°C

1.8V, +85°C

Figure 62. 125 kbps FSK (fDEV = ±60 kHz) Mode Transmitter Phase Error vs.

Temperature, VDD_BAT, and Channels, 1 MHz Channel Step,

Output Power = 3 dBm

ADF7242 Datasheet(PDF) 32 Page - Analog Devices

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