EM2420-STR Ember, EM2420-STR Datasheet - Page 10

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EM2420-STR

Manufacturer Part Number
EM2420-STR
Description
IC RF TXRX ZIGBEE 2.4GHZ 48-QLP
Manufacturer
Ember
Datasheet

Specifications of EM2420-STR

Mfg Application Notes
EM2420
Frequency
2.4GHz
Data Rate - Maximum
250kbps
Modulation Or Protocol
802.15.4
Applications
ZigBee™
Power - Output
-3dBm
Sensitivity
-94dBm
Voltage - Supply
2.1 V ~ 3.6 V
Current - Receiving
19.7mA
Current - Transmitting
17.4mA
Data Interface
PCB, Surface Mount
Antenna Connector
PCB, Surface Mount
Operating Temperature
-40°C ~ 85°C
Package / Case
48-QLP
Lead Free Status / RoHS Status
Contains lead / RoHS non-compliant
Memory Size
-
Ember Part Number: 120-0049-000D
Parameter
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
Phase noise
PLL loop bandwidth
PLL lock time
Digital Inputs/Outputs
Logic "0" input voltage
Min.
- 40
12
0
EM2420 Datasheet
Typ.
100
± 6
± 3
128
2
16
Parallel
16
0.86
−109
−117
−117
−117
50
Max.
40
20
60
192
0.3*
DVDD
Unit
dB
dB
dB
µs
MHz
MHz
ppm
pF
ms
dBc/Hz
dBc/Hz
dBc/Hz
dBc/Hz
kHz
µs
V
Condition / Note
The range is approximately from
–100 dBm to 0 dBm
See page 45 for details
8 symbol periods, as specified by
[1]
See page 50 for details.
Including aging and temperature
dependency, as implied by [1]
C381 and C391 are loading
capacitors, see page 50.
16 pF recommended
16 pF load
Unmodulated carrier
At ±1 MHz offset from carrier
At ±2 MHz offset from carrier
At ±3 MHz offset from carrier
At ±5 MHz offset from carrier
The startup time from the crystal
oscillator is running and RX / TX
turnaround time
Signal levels are referred to the
voltage level at pin DVDD3.3
EM2420
Page 10 of 84

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