BLUENRG-2 datasheet(171/190 Pages) STMICROELECTRONICS

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BlueNRG-2

Electrical specifications

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9.2

RF general characteristics

Characteristics measured over recommended operating conditions unless otherwise

specified. Typical value are referred to TA = 25 °C, VBAT =3.0 V. All performance data are

referred to a 50 Ω antenna connector, via reference design, QFN32 package version.

Table 219: RF general characteristics

Symbol

Parameter

Test conditions

Min.

Typ.

Max.

Unit

FREQ

Frequency range

2400

–

2483.5

MHz

FCH

Channel spacing

–

MHz

RFch

RF channel center frequency

2402

–

2480

MHz

9.3

RF transmitter characteristics

Characteristics measured over recommended operating conditions unless otherwise

specified. Typical value are referred to TA = 25 °C, VBAT = 3.0 V. All performance data are

referred to a 50 Ω antenna connector, via reference design, QFN32 package version.

Table 220: RF Transmitter characteristics

Symbol

Parameter

Test conditions

Min.

Typ.

Max.

Unit

MOD

Modulation scheme

GFSK

Bandwidth-bit period

product

–

0.5

–

Mindex

Modulation index

–

0.5

–

Air data rate

–

Mbps

PMAX

Maximum Output

Power

At antenna connector

–

+10

dBm

PRFC

Minimum Output Power

–

-15

–

dBm

PBW1M

6 dB Bandwidth for

modulated carrier (1

Mbps)

Using resolution bandwidth

of 100kHz

500

–

kHz

PRF1

1st Adjacent channel

transmit power 2 MHz

Using resolution bandwidth

of 100 kHz and average

detector

–

-35

–

dBm

PRF2

2nd Adjacent channel

transmit Power >3 MHz

Using resolution bandwidth

of 100 kHz and average

detector

–

-40

–

dBm

ZLOAD

Optimum differential

load

@ 2440 MHz

–

25.4 +

j20.8(1)

–

Ω

Notes:

(1)Simulated value

9.4

RF receiver characteristics

Characteristics measured over recommended operating conditions unless otherwise

specified. Typical value are referred to TA = 25 °C, VBAT =3.0 V. All performance data are

referred to a 50 Ω antenna connector, via reference design, QFN32 package version.

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