CC2541 datasheet(22/32 Pages) TI

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−92

−90

−88

−86

−84

2400

2410

2420

2430

2440

2450

2460

2470

2480

Frequency (MHz)

1 Mbps GFSK 250 kHz

Standard Gain Setting

TA = 25°C

VCC = 3 V

G009

−4

−2

2400

2410

2420

2430

2440

2450

2460

2470

2480

Frequency (MHz)

TX Power Setting = 0 dBm

TA = 25°C

VCC = 3 V

G010

−92

−90

−88

−86

−84

2.2

2.4

2.6

2.8

3.2

3.4

3.6

Voltage (V)

1 Mbps GFSK 250 kHz

Standard Gain Setting

TA = 25°C

G007

−4

−2

2.2

2.4

2.6

2.8

3.2

3.4

3.6

Voltage (V)

TX Power Setting = 0 dBm

TA = 25°C

G008

CC2541

SWRS110D – JANUARY 2012 – REVISED JUNE 2013

www.ti.com

TYPICAL CHARACTERISTICS (continued)

RX SENSITIVITY

TX POWER

SUPPLY VOLTAGE

Figure 16.

Figure 17.

RX SENSITIVITY

TX POWER

FREQUENCY

Figure 18.

Figure 19.

Table 1. Output Power(1)(2)

TXPOWER Setting

Typical Output Power (dBm)

0xE1

0xD1

–2

0xC1

–4

0xB1

–6

0xA1

–8

0x91

–10

0x81

–12

0x71

–14

0x61

–16

0x51

–18

0x41

–20

0x31

–23

(1)

Measured on Texas Instruments CC2541 EM reference design with TA = 25°C, VDD = 3 V and fc = 2440 MHz. See SWRU191 for

recommended register settings.

(2)

1 Mbsp, GFSK, 250-kHz deviation, Bluetooth™ low energy mode, 1% BER

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