CC2540T Datasheet, PDF (10/37 Pages) Texas Instruments – Extended Industrial Temperature Bluetooth Smart Wireless MCU

CC2540T
SWRS172A – JULY 2014 – REVISED NOVEMBER 2015
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4.8 RF Transmit Section
Measured on the TI CC2540 EM reference design with T_A = 25°C, V_DD = 3 V and f_c = 2440 MHz.
PARAMETER
TEST CONDITIONS
MIN
TYP MAX UNIT
Output power
Delivered to a single-ended 50-Ω load through a balun using
maximum recommended output power setting
1
4
Delivered to a single-ended 50-Ω load through a balun using minimum
recommended output power setting
–23
dBm
Programmable output power
range
Delivered to a single-ended 50 Ω load through a balun
27
dB
Spurious emissions
Conducted measurement with a 50-Ω single-ended load. Complies
with EN 300 328, EN 300 440 class 2, FCC CFR47, Part 15 and ARIB
STD-T-66 ⁽¹⁾
–41
dBm
TX mode, –23-dBm output power, no peripherals active, low MCU
activity, MCU at 250 kHz
21.1
TX mode, –6-dBm output power, no peripherals active, low MCU
activity, MCU at 250 kHz
23.8
Current consumption
TX mode, 0-dBm output power, no peripherals active, low MCU
activity, MCU at 250 kHz
TX mode, 4-dBm output power, no peripherals active, low MCU
activity, MCU at 250 kHz
27
mA
31.6
TX mode, 4-dBm output power, no peripherals active, low MCU
activity, MCU at 250 kHz;
T_A = –40°C to 125°C, V_DD = 2 V to 3.6 V, and f_c = 2402 MHz to
2480 MHz
39.6
Optimum load impedance
Differential impedance as seen from the RF port (RF_P and RF_N)
toward the antenna
70 + j30
Ω
(1) Designs with antenna connectors that require conducted ETSI compliance at 64 MHz should insert an LC resonator in front of the
antenna connector. Use a 1.6-nH inductor in parallel with a 1.8-pF capacitor. Connect both from the signal trace to a good RF ground.
4.9 Current Consumption With TPS62730
Measured on the TI CC2540TPS62730 EM reference design with T_A = 25°C, V_DD = 3 V, and f_c = 2440 MHZ.
1 Mbps, GFSK, 250-kHz deviation, Bluetooth low energy mode, 1% BER⁽¹⁾
PARAMETER
TEST CONDITIONS
MIN TYP
RX mode, standard mode, no peripherals active, low MCU activity,
MCU at 1 MHZ
15.8
RX mode, high-gain mode, no peripherals active, low MCU activity,
MCU at 1 MHZ
17.8
TX mode, –23-dBm output power, no peripherals active, low MCU activity,
MCU at 1 MHZ
16.5
Current consumption
TX mode, –6-dBm output power, no peripherals active, low MCU activity,
MCU at 1 MHZ
18.6
TX mode, 0-dBm output power, no peripherals active, low MCU activity,
MCU at 1 MHZ
21
TX mode, 4-dBm output power, no peripherals active, low MCU activity,
MCU at 1 MHZ
24.6
(1) 0.1% BER maps to 30.8% PER
MAX
UNIT
mA
10
Specifications
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