Data Sheet

Current Consumption RX SG
CLKCONMOD 0xBF
0
5
10
15
20
25
Current (mA)
0
5
10
15
20
25
30
35
40
Current Savings (%)
2.1 2.4 2.7 3 3.3 3.6
Supply (V)
DC/DC OFF
DC/DC ON
Current Savings
Current Consumption TX 0 dBm
0
2.1 2.4 2.7 3 3.3 3.6
Supply (V)
0
5
10
15
20
25
Current (mA)
0
5
10
15
20
25
30
35
40
Current Savings (%)
DC/DC OFF
DC/DC ON
Current Savings
CC2541
www.ti.com SWRS110D –JANUARY 2012–REVISED JUNE 2013
Table 2. Output Power and Current Consumption
Typical Current Consumption Typical Current Consumption
Typical Output Power (dBm)
(mA)
(1)
With TPS62730 (mA)
(2)
0 18.2 14.3
–20 16.8 13.1
(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) Measured on Texas Instruments CC2541 TPS62730 EM reference design with T
A
= 25°C, VDD = 3 V
and f
c
= 2440 MHz. See SWRU191 for recommended register settings.
TYPICAL CURRENT SAVINGS WHEN USING TPS62730
Figure 20. Current Savings in TX at Room Figure 21. Current Savings in RX at Room
Temperature Temperature
The application note (SWRA365) has information regarding the CC2541 and TPS62730 combo board and the
current savings that can be achieved using the combo board.
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