Datasheet

4 Electrical Characteristics
Table 33: Transmitter Characteristics  Bluetooth LE 125 Kbps
Parameter Description Min Typ Max Unit
RF transmit power
RF power control range –25.00 0 20.00 dBm
Gain control step — 3.00 — dB
Carrier frequency offset and drift
Max |f
n
|
n=0, 1, 2, ..k
— 0.80 — kHz
Max |f
0 −
f
n
| — 0.98 — kHz
|f
n −
f
n−3
| — 0.30 — kHz
|f
0 −
f
3
| — 1.00 — kHz
Modulation characteristics
∆ f1
avg
— 248.00 — kHz
Min ∆ f1
max
(for at least
99.9% of all∆ f1
max
)
— 222.00 — kHz
In-band spurious emissions
±2 MHz offset — –37.00 — dBm
±3 MHz offset — –42.00 — dBm
>±3 MHz offset — –44.00 — dBm
Table 34: Transmitter Characteristics  Bluetooth LE 500 Kbps
Parameter Description Min Typ Max Unit
RF transmit power
RF power control range –25.00 0 20.00 dBm
Gain control step — 3.00 — dB
Carrier frequency offset and drift
Max |f
n
|
n=0, 1, 2, ..k
— 0.70 — kHz
Max |f
0 −
f
n
| — 0.90 — kHz
|f
n −
f
n−3
| — 0.85 — kHz
|f
0 −
f
3
| — 0.34 — kHz
Modulation characteristics
∆ f2
avg
— 213.00 — kHz
Min ∆ f2
max
(for at least
99.9% of all ∆ f2
max
)
— 196.00 — kHz
In-band spurious emissions
±2 MHz offset — –37.00 — dBm
±3 MHz offset — –42.00 — dBm
>±3 MHz offset — –44.00 — dBm
4.9.2 Bluetooth LE RF Receiver (RX) Specifications
Table 35: Receiver Characteristics  Bluetooth LE 1 Mbps
Parameter Description Min Typ Max Unit
Sensitivity @30.8% PER — — –97.5 — dBm
Maximum received signal @30.8% PER — — 8 — dBm
Co-channel C/I F = F0 MHz — 9 — dB
Adjacent channel selectivity C/I
F = F0 + 1 MHz — –3 — dB
F = F0 – 1 MHz — –3 — dB
F = F0 + 2 MHz — –28 — dB
F = F0 – 2 MHz — –30 — dB
F = F0 + 3 MHz — –31 — dB
F = F0 – 3 MHz — –33 — dB
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ESP32-S3 Series Datasheet v1.2