EM357-RTR Ember, EM357-RTR Datasheet - Page 26

• Manufacturer Part Number: EM357-RTR
• Description: IC RF TXRX ZIGBEE 192KB 48QFN
• Manufacturer: Ember

Specifications of EM357-RTR

• Frequency: 2.4GHz
• Data Rate - Maximum: 250kbps
• Modulation Or Protocol: 802.15.4 Zigbee
• Applications: General Purpose
• Power - Output: 5dBm
• Sensitivity: -100dBm
• Voltage - Supply: 2.1 V ~ 3.6 V
• Current - Receiving: 26mA
• Current - Transmitting: 31mA
• Data Interface: PCB, Surface Mount
• Memory Size: 192kB Flash, 12kB RAM
• Antenna Connector: PCB, Surface Mount
• Operating Temperature: -40°C ~ 85°C
• Package / Case: 48-QFN
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Other names: 636-1011-2

Parameter
Frequency range
Frequency resolution
Lock time
Relock time
Phase noise at 100 kHz offset
Phase noise at 1 MHz offset
Phase noise at 4 MHz offset
Phase noise at 10 MHz offset
2.7.3
Table 2-10 lists the key parameters of the integrated synthesizer on the EM35x.
Synthesizer
Table 2-10. Synthesizer Characteristics
Test Conditions
From off
Channel change or Rx/Tx turnaround (IEEE
802.15.4-2003 defines 192 μs turnaround
time)
Final
2-12
2400
Min.
EM351 / EM357
Typ.
-100
-108
-114
11.7
-75
Max.
2500
100
100
120-035X-000G
dBc/Hz
dBc/Hz
dBc/Hz
dBc/Hz
Unit
MHz
kHz
μs
μs