CC2540F128 Datasheet, PDF (21/34 Pages) Texas Instruments – 2.4-GHz Bluetooth® low energy System-on-Chip

CC2540F128, CC2540F256
www.ti.com
SWRS084C – OCTOBER 2010 – REVISED NOVEMBER 2011
TYPICAL CHARACTERISTICS
RX CURRENT IN WAIT FOR SYNC
vs
TEMPERATURE
20.5
32.5
Gain = Standard Setting
Input = -70 dBm
V_CC = 3 V
20
32
TX CURRENT
vs
TEMPERATURE
TX Power Setting = 4 dBm
V_CC = 3 V
19.5
31.5
19
31
18.5
-40
-20
0
20
40
60
80
Temperature (°C)
G001
Figure 9.
RX SENSITIVITY
vs
TEMPERATURE
-83
-84
Gain = Standard Setting
V_CC = 3 V
-85
-86
-87
-88
-89
-90
-91
-92
-40
-20
0
20
40
60
Temperature (°C)
Figure 11.
80
G003
19.7
19.68
19.66
19.64
RX CURRENT IN WAIT FOR SYNC
vs
SUPPLY VOLTAGE
Gain = Standard Setting
Input = -70 dBm
T_A = 25°C
19.62
19.6
19.58
19.56
19.54
19.52
19.5
2
2.2 2.4 2.6 2.8 3 3.2 3.4
Supply Voltage (V)
Figure 13.
3.6
G005
30.5
-40
-20
0
20
40
60
80
Temperature (°C)
G002
Figure 10.
7
6
5
4
3
2
1
0
-40
-20
TX POWER
vs
TEMPERATURE
TX Power Setting = 4 dBm
V_CC = 3 V
0
20
40
60
80
Temperature (°C)
G004
Figure 12.
TX CURRENT
vs
SUPPLY VOLTAGE
32
31.9 ^{TA = 25°C}
TX Power Setting = 4 dBm
31.8
31.7
31.6
31.5
31.4
31.3
31.2
31.1
31
2 2.2 2.4 2.6 2.8 3 3.2 3.4 3.6
Supply Voltage (V)
G006
Figure 14.
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