Data Sheet

CC2541
www.ti.com SWRS110D –JANUARY 2012–REVISED JUNE 2013
GENERAL CHARACTERISTICS
Measured on Texas Instruments CC2541 EM reference design with T
A
= 25°C and VDD = 3 V
PARAMETER TEST CONDITIONS MIN TYP MAX UNIT
WAKE-UP AND TIMING
Digital regulator on, 16-MHz RCOSC and 32-MHz crystal
Power mode 1 → Active 4 μs
oscillator off. Start-up of 16-MHz RCOSC
Digital regulator off, 16-MHz RCOSC and 32-MHz crystal
Power mode 2 or 3 → Active 120 μs
oscillator off. Start-up of regulator and 16-MHz RCOSC
Crystal ESR = 16 Ω. Initially running on 16-MHz RCOSC,
500 μs
with 32-MHz XOSC OFF
Active → TX or RX
With 32-MHz XOSC initially on 180 μs
Proprietary auto mode 130
RX/TX turnaround μs
BLE mode 150
RADIO PART
RF frequency range Programmable in 1-MHz steps 2379 2496 MHz
2 Mbps, GFSK, 500-kHz deviation
2 Mbps, GFSK, 320-kHz deviation
1 Mbps, GFSK, 250-kHz deviation
Data rate and modulation format 1 Mbps, GFSK, 160-kHz deviation
500 kbps, MSK
250 kbps, GFSK, 160-kHz deviation
250 kbps, MSK
RF RECEIVE SECTION
Measured on Texas Instruments CC2541 EM reference design with T
A
= 25°C, VDD = 3 V, f
c
= 2440 MHz
PARAMETER TEST CONDITIONS MIN TYP MAX UNIT
2 Mbps, GFSK, 500-kHz Deviation, 0.1% BER
Receiver sensitivity –90 dBm
Saturation BER < 0.1% –1 dBm
Co-channel rejection Wanted signal at –67 dBm –9 dB
±2 MHz offset, 0.1% BER, wanted signal –67 dBm –2
In-band blocking rejection ±4 MHz offset, 0.1% BER, wanted signal –67 dBm 36 dB
±6 MHz or greater offset, 0.1% BER, wanted signal –67 dBm 41
Including both initial tolerance and drift. Sensitivity better than –67dBm,
Frequency error tolerance
(1)
–300 300 kHz
250 byte payload. BER 0.1%
Symbol rate error Maximum packet length. Sensitivity better than–67dBm, 250 byte
–120 120 ppm
tolerance
(2)
payload. BER 0.1%
2 Mbps, GFSK, 320-kHz Deviation, 0.1% BER
Receiver sensitivity –86 dBm
Saturation BER < 0.1% –7 dBm
Co-channel rejection Wanted signal at –67 dBm –12 dB
±2 MHz offset, 0.1% BER, wanted signal –67 dBm –1
In-band blocking rejection ±4 MHz offset, 0.1% BER, wanted signal –67 dBm 34 dB
±6 MHz or greater offset, 0.1% BER, wanted signal –67 dBm 39
Including both initial tolerance and drift. Sensitivity better than –67 dBm,
Frequency error tolerance
(1)
–300 300 kHz
250 byte payload. BER 0.1%
Symbol rate error Maximum packet length. Sensitivity better than –67 dBm, 250 byte
–120 120 ppm
tolerance
(2)
payload. BER 0.1%
(1) Difference between center frequency of the received RF signal and local oscillator frequency
(2) Difference between incoming symbol rate and the internally generated symbol rate
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