C2510Fx / CC2511Fx
7.3
RF Transmit Section
T
A
= 25
°C,
VDD = 3.0 V if nothing else stated. All measurement results are obtained using the
CC2510EM reference designs ([1]).
Parameter
Differential load
impedance
Output power, highest
setting
Min
Typ
80 + j74
Max
Unit
Ω
Condition/Note
Differential impedance as seen from the RF-port (RF_P and
RF_N) towards the antenna. Follow the CC2510EM
reference design [1] available from TI’s website.
Output power is programmable and is available across the
entire frequency band. See Figure 3 typical variation over
operating conditions (output power is 0 dBm)
Delivered to a 50
Ω
single-ended load via the CC2510EM
reference design [1] RF matching network.
Output power, lowest
setting
-30
dBm
Output power is programmable and is available across the
entire frequency band
Delivered to a 50
Ω
single-ended load via the CC2510EM
reference design [1] RF matching network.
Occupied bandwidth
(99%)
-28
-27
-22
-21
Spurious emissions
25 MHz – 1 GHz
47 - 74, 87.5 - 118,
174 - 230, and 470 -
862 MHz
1800-1900 MHz
At 2·RF and 3·RF
Otherwise above
1 GHz
-36
-54
dBm
dBm
dBc
dBc
dBc
dBc
2.4 kBaud, 38.2 kHz deviation, 2-FSK, 250 kHz channel
spacing
10 kBaud, 38.2 kHz deviation, 2-FSK, 250 kHz channel
spacing
250 kBaud, MSK, 750 kHz channel spacing
500 kBaud, MSK, 1 MHz channel spacing
0 dBm output power.
+1
dBm
-47
-41
-30
dBm
dBm
dBm
Restricted band in Europe
Restricted bands in USA
Table 10: RF Transmit Section
Typical Variation in Output Power (0 dBm) over Frequency and
Temperature
Output Power [dBm]
2
0
-2
-2
2400
Avg -40 °C
Avg +85 °C
Avg +25 °C
2408
2416 2424 2432
2440 2448
2456 2464
2472 2480
Frequency [MHz]
Figure 3: Typical Variation in Output Power over Frequency and Temperature
(0 dBm output power)
SWRS055D
Page 15 of 243
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