EM2420 Просмотр технического описания (PDF) - Unspecified
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EM2420 Datasheet PDF : 89 Pages
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EM2420
Electrical Specifications
Tc = 27°C, DVDD3.3 and VREG_IN = 3.0V, internal voltage regulator used if nothing else stated
Parameter
Overall
Operating ambient temperature
range
RF Frequency Range
Min.
Typ.
-40
2400
Max. Unit
85
°C
2483.5 MHz
Condition / Note
Programmable in 1 MHz steps, 5
MHz steps for compliance with [1]
Transmit Section
Transmit bit rate
250
250
kbps
As defined by [1]
Transmit chip rate
2000
2000 kChips/s As defined by [1]
Nominal output power
-3
0
Programmable output power range
40
dBm
dB
Delivered to a single ended 50 Ω
load through a balun.
[1] requires minimum –3 dBm
The output power is
programmable in 8 steps from
approximately –24 to 0 dBm.
Harmonics
2nd harmonic
3rd harmonic
At max output power delivered to
-34
dBc
a single ended 50 Ω load through
a balun. See page 56.
-60
dBc
Spurious emission
30 - 1000 MHz
1– 12.75 GHz
1.8 – 1.9 GHz
5.15 – 5.3 GHz
Error Vector Magnitude (EVM)
Optimum load impedance
-36
-30
-47
-47
20
115
+ j180
dBm
dBm
dBm
dBm
%
Ω
Maximum output power.
Complies with EN 300 440,
CFR47, Part 15 and ARIB STD-
T-66
Measured as defined by [1]
[1] requires max. 35 %
Differential impedance as seen
from the RF-port (RF_P and
RF_N) towards the antenna. For
matching details see the Input /
Output Matching section on page
56.
Ember Part Number: 120-0049-000C
EM2420 Datasheet
Page 9 of 89
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