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CC2541F128RHAR Datasheet, PDF (22/32 Pages) Texas Instruments – 2.4-GHz Bluetooth™ low energy and Proprietary System-on-Chip | |||
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CC2541
SWRS110D â JANUARY 2012 â REVISED JUNE 2013
TYPICAL CHARACTERISTICS (continued)
RX SENSITIVITY
vs
SUPPLY VOLTAGE
â84
TX POWER
vs
SUPPLY VOLTAGE
4
1 Mbps GFSK 250 kHz
TX Power Setting = 0 dBm
Standard Gain Setting
TA = 25°C
TA = 25°C
â86
2
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â88
0
â90
â2
â92
2
â84
â86
2.2 2.4 2.6 2.8 3
Voltage (V)
Figure 16.
3.2 3.4 3.6
G007
RX SENSITIVITY
vs
FREQUENCY
1 Mbps GFSK 250 kHz
Standard Gain Setting
TA = 25°C
VCC = 3 V
â88
â4
2
4
2
2.2 2.4 2.6 2.8 3
Voltage (V)
Figure 17.
3.2 3.4 3.6
G008
TX POWER
vs
FREQUENCY
TX Power Setting = 0 dBm
TA = 25°C
VCC = 3 V
0
â90
â2
â92
2400
2410
2420
2430 2440 2450 2460
Frequency (MHz)
Figure 18.
2470
2480
G009
â4
2400
2410
2420
2430 2440 2450 2460
Frequency (MHz)
Figure 19.
2470
2480
G010
TXPOWER Setting
0xE1
0xD1
0xC1
0xB1
0xA1
0x91
0x81
0x71
0x61
0x51
0x41
0x31
Table 1. Output Power(1)(2)
Typical Output Power (dBm)
0
â2
â4
â6
â8
â10
â12
â14
â16
â18
â20
â23
(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
22
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