EM2420 ETC [List of Unclassifed Manufacturers], EM2420 Datasheet - Page 11

• Manufacturer Part Number: EM2420
• Description: 2.4 GHz IEEE 802.15.4 / ZigBee RF Transceiver
• Manufacturer: ETC [List of Unclassifed Manufacturers]

Ember Part Number: 120-0049-000C
Parameter
Spurious emission
30 – 1 GHz
1 – 12.75 GHz
Frequency error tolerance
Symbol rate error tolerance
RSSI / Carrier Sense
Carrier sense level
RSSI dynamic range
RSSI accuracy
RSSI linearity
RSSI average time
IF Section
Intermediate frequency (IF)
Frequency Synthesizer Section
Crystal oscillator frequency
Crystal frequency accuracy
requirement
Crystal operation
Crystal load capacitance
Crystal ESR
Crystal oscillator start-up time
Min.
-300
-40
12
EM2420 Datasheet
Typ.
-77
100
± 6
± 3
128
2
16
Parallel
16
0.86
Max.
-57
-47
300
120
40
20
60
Unit
dBm
dBm
kHz
ppm
dBm
dB
dB
dB
µs
MHz
MHz
ppm
pF
Ω
ms
Condition / Note
Complies with EN 300 440,
CFR47, Part 15 and ARIB STD-
T-66
Difference between center
frequency of the received RF
signal and local oscillator
frequency
[1] requires 200 kHz
Difference between incoming
symbol rate and the internally
generated symbol rate
[1] requires 80 ppm
Programmable in
RSSI.CCA_THR
The range is approximately from
–100 dBm to 0 dBm
See page 48 for details
8 symbol periods, as specified by
[1]
See page 55 for details.
Including aging and temperature
dependency, as specified by [1]
C4 and C5 are loading
capacitors, see page 55
16 pF recommended
16 pF load
EM2420
Page 11 of 89