Data Sheet

−92
−90
−88
−86
−84
2400 2410 2420 2430 2440 2450 2460 2470 2480
Frequency (MHz)
Level (dBm)
1 Mbps GFSK 250 kHz
Standard Gain Setting
T
A
= 25°C
V
CC
= 3 V
G009
−4
−2
0
2
4
2400 2410 2420 2430 2440 2450 2460 2470 2480
Frequency (MHz)
Level (dBm)
TX Power Setting = 0 dBm
T
A
= 25°C
V
CC
= 3 V
G010
−92
−90
−88
−86
−84
2 2.2 2.4 2.6 2.8 3 3.2 3.4 3.6
Voltage (V)
Level (dBm)
1 Mbps GFSK 250 kHz
Standard Gain Setting
T
A
= 25°C
G007
−4
−2
0
2
4
2 2.2 2.4 2.6 2.8 3 3.2 3.4 3.6
Voltage (V)
Level (dBm)
TX Power Setting = 0 dBm
T
A
= 25°C
G008
CC2541
SWRS110D –JANUARY 2012–REVISED JUNE 2013 www.ti.com
TYPICAL CHARACTERISTICS (continued)
RX SENSITIVITY TX POWER
vs vs
SUPPLY VOLTAGE SUPPLY VOLTAGE
Figure 16. Figure 17.
RX SENSITIVITY TX POWER
vs vs
FREQUENCY FREQUENCY
Figure 18. Figure 19.
Table 1. Output Power
(1)(2)
TXPOWER Setting Typical Output Power (dBm)
0xE1 0
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 T
A
= 25°C, VDD = 3 V and f
c
= 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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