CC2564_15 Datasheet, PDF (34/47 Pages) Texas Instruments – Bluetooth® and Dual-Mode Controller

CC256x
SWRS121D – JULY 2012 – REVISED JANUARY 2014
www.ti.com
4.3.2 BLE Receiver—General Blocking
Characteristics
Condition
Min
Typ
Blocking performance over full
30 to 2000 MHz
–15
range, according to BLE
specification ⁽¹⁾
2000 to 2399 MHz
–15
2484 to 3000 MHz
–15
3 to 12.75 GHz
–15
(1) Exceptions are taken out of the total 10 allowed in the BLE specification.
4.3.3 BLE Transmitter
BLE Specification
≥ –30
≥ –35
≥ –35
≥ –30
Unit
dBm
Characteristics
Maximum RF output power⁽¹⁾
Min
Typ
Max
BLE
Unit
Specification
10
12 ⁽²⁾
≤10
dBm
Power variation over BLE band
–1
1
dB
Adjacent channel power |M-N| = 2
–45
–39
≤ –20
dBm
Adjacent channel power |M-N| > 2
–50
–42
≤ –30
(1) To modify maximum output power, use an HCI VS command.
(2) To achieve the BLE specification of 10-dBm maximum, an insertion loss of > 2 dB is assumed between the RF ball and the antenna.
Otherwise, use an HCI VS command to modify the output power.
4.3.4 BLE Modulation
Characteristics
Condition
Sym Min Typ Max
Modulation characteristics
Δf1avg
Mod data = 4 1s, 4 Δf1 240 250 260
0s:
avg
111100001111000
0...
Δf2max ≥ limit
for at least
99.9% of all
Δf2max
Mod data =
1010101...
Δf2 185 210
max
Δf2avg, Δf1avg
0.85 0.9
Absolute carrier frequency drift
–25
25
Drift rate
15
Initial carrier frequency
tolerance
–75
75
BLE
Unit
Specification
225 to 275
kHz
≥ 185
kHz
≥ 0.8
≤ ±50
≤ 20
≤ ±100
kHz
kHz/50 ms
kHz
4.3.5 BLE Transceiver, Out-Of-Band and Spurious Emissions
See Section 4.2.7, Bluetooth Transmitter, Out-of-Band and Spurious Emissions.
4.4 Interface Specifications
4.4.1 UART
Figure 4-1 shows the UART timing diagram. Table 4-1 lists the UART timing characteristics.
34
Device Specifications
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