CC2540T Datasheet, PDF (20/37 Pages) Texas Instruments – Extended Industrial Temperature Bluetooth Smart Wireless MCU

CC2540T
SWRS172A – JULY 2014 – REVISED NOVEMBER 2015
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Table 4-1. Output Power and Current Consumption⁽¹⁾⁽²⁾
TYPICAL
OUTPUT POWER (dBm)
TYPICAL
CURRENT CONSUMPTION
(mA)
TYPICAL CURRENT
CONSUMPTION
WITH TPS62730 (mA)
4
32
24.6
0
27
21
–6
24
18.5
–23
21
16.5
4.25
(1) Measured on Texas Instruments CC2540 EM reference design with T_A = 25°C, V_DD = 3 V and
f_c = 2440 MHz. See SWRU191 for recommended register settings.
(2) Measured on Texas Instruments CC2540TPS62730 EM reference design with T_A = 25°C, V_DD = 3 V
and f_c = 2440 MHz. See SWRU191 for recommended register settings.
Typical Current Savings
CC2540 Current Consumption
TX 4dBm
35
40
30
35
30
25
25
20
20
DC/DC ON
15
DC/DC OFF
15
% Current Savings
10
10
5
5
0
2.1
2.4
2.7
3
0
3.3
3.6
Supply (V)
Figure 4-18. Current Savings in TX at Room Temperature
CC2540 Current Consumption
RX SG CLKCONMOD0x80
25
40
35
20
30
15
25
DC/DC ON
20
DC/DC OFF
10
Current Savings
15
10
5
5
0
0
2.1
2.4
2.7
3
3.3
3.6
Supply (V)
Figure 4-19. Current Savings in RX at Room Temperature
See the application note (SWRA365) for information regarding the CC2540T and TPS62730 como board
and the current savings that can be achieved using the como board.
20
Specifications
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