CC2541F256RHAR Datasheet, PDF (5/30 Pages) Texas Instruments – 2.4-GHz Bluetooth™ low energy and Proprietary System-on-Chip

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
WAKE-UP AND TIMING
Power mode 1 → Active
Digital regulator on, 16-MHz RCOSC and 32-MHz crystal
oscillator off. Start-up of 16-MHz RCOSC
4
Power mode 2 or 3 → Active
Digital regulator off, 16-MHz RCOSC and 32-MHz crystal
oscillator off. Start-up of regulator and 16-MHz RCOSC
120
Active → TX or RX
Crystal ESR = 16 Ω. Initially running on 16-MHz RCOSC,
with 32-MHz XOSC OFF
500
With 32-MHz XOSC initially on
180
Proprietary auto mode
130
RX/TX turnaround
BLE mode
150
RADIO PART
RF frequency range
Programmable in 1-MHz steps
2379
Data rate and modulation format
2 Mbps, GFSK, 500-kHz deviation
2 Mbps, GFSK, 320-kHz deviation
1 Mbps, GFSK, 250-kHz deviation
1 Mbps, GFSK, 160-kHz deviation
500 kbps, MSK
250 kbps, GFSK, 160-kHz deviation
250 kbps, MSK
MAX UNIT
μs
μs
μs
μs
μs
2496 MHz
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
2 Mbps, GFSK, 500-kHz Deviation, 0.1% BER
Receiver sensitivity
–90
Saturation
BER < 0.1%
–1
Co-channel rejection
Wanted signal at –67 dBm
–9
±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
±6 MHz or greater offset, 0.1% BER, wanted signal –67 dBm
41
Frequency error tolerance⁽¹⁾
Including both initial tolerance and drift. Sensitivity better than –67dBm,
250 byte payload. BER 0.1%
–300
300
Symbol rate error
tolerance ⁽²⁾
Maximum packet length. Sensitivity better than–67dBm, 250 byte
payload. BER 0.1%
–120
120
2 Mbps, GFSK, 320-kHz Deviation, 0.1% BER
Receiver sensitivity
–86
Saturation
BER < 0.1%
–7
Co-channel rejection
Wanted signal at –67 dBm
–12
±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
±6 MHz or greater offset, 0.1% BER, wanted signal –67 dBm
39
Frequency error tolerance⁽¹⁾
Including both initial tolerance and drift. Sensitivity better than –67 dBm,
250 byte payload. BER 0.1%
–300
300
Symbol rate error
tolerance ⁽²⁾
Maximum packet length. Sensitivity better than –67 dBm, 250 byte
payload. BER 0.1%
–120
120
UNIT
dBm
dBm
dB
dB
kHz
ppm
dBm
dBm
dB
dB
kHz
ppm
(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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