CYRF6936

Document #: 38-16015 Rev. *J

Page 19 of 28

Typical Operating Characteristics[22]

Receiver Sensitivity vs. Frequency Offset

-98

-96

-94

-92

-90

-88

-86

-84

-82

-80

-150

-100

-50

0

50

100

150

Crystal Offset (ppm)

Rx Sensitivity vs. Vcc

(1Mbps CER)

-94

-92

-90

-88

-86

-84

-82

-80

2.4

2.6

2.8

3

3.2

3.4

3.6

Vcc

Transmit Power vs. Vcc

(PMU off)

-14

-12

-10

-8

-6

-4

-2

0

2

4

6

2.4

2.6

2.8

3

3.2

3.4

3.6

Vcc

Transmit Power vs. Temperature

(Vcc = 2.7v)

-14

-12

-10

-8

-6

-4

-2

0

2

4

6

020

40

60

Temp (deg C)

Receiver Sensitivity vs Channel

(3.0v, Room Temp)

-95

-93

-91

-89

-87

-85

-83

-81

020

40

60

80

Channel

Carrier to Interferer

(Narrow band, LP modulation)

-60.0

-50.0

-40.0

-30.0

-20.0

-10.0

0.0

10.0

20.0

-10

-5

0

5

10

Channel Offset (MHz)

RSSI vs. Channel

(Rx signal = -70dBm)

0

2

4

6

8

10

12

14

16

18

0

204060

80

Channel

Typical RSSI Count vs Input Power

0

8

16

24

32

-120

-100

-80

-60

-40

-20

Input Power (dBm)

Transmit Power vs. Channel

-14

-12

-10

-8

-6

-4

-2

0

2

4

6

0

20

406080

Channel

Average RSSI vs. Temperature

(Rx signal = -70dBm)

12

13

14

15

16

17

18

19

020

40

60

Temp (deg C)

PA7

PA6

PA5

PA4

PA7

PA6

PA5

PA4

PA7

PA6

PA5

PA4

LNA ON

LNA OFF

LNA OFF

ATT ON

GFSK

DDR32

8DR64

GFSK

CER

DDR32

8DR32

CER

8DR32

Rx Sensitivity vs. Temperature

(1Mbps CER)

-94

-92

-90

-88

-86

-84

-82

-80

020

40

60

Temp (deg C)

CER

8DR32

Average RSSI vs. Vcc

(Rx signal = -70dBm)

10

11

12

13

14

15

16

17

18

19

20

2.4

2.6

2.8

3

3.2

3.4

3.6

Vcc

Note

22. With LNA on, ATT off, above -2dBm erroneous RSSI values may be read. Cross-checking RSSI with LNA off/on is recommended for accurate readings.

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