EM357-RTR Ember, EM357-RTR Datasheet - Page 231

• 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

21 Ordering Information
Use the following part numbers to order the EM357:
Use the following part numbers to order the EM351:
The EM300 Series package is RoHS-compliant. It conforms to the European Court of Justice decision regarding
the Deca-BDE exemption of the RoHS Directive. It is PFOS-compliant in accordance with European Directive
2006/122/EC*1 released in December 2006. The EM357-RTR and EM351-RTR reel conforms to EIA Specification
481.
To order parts, contact Ember at [phone], or send your inquiry by email to [e-mail]. Details
about our international distributors can be found on our Web site: www.ember.com.
Table 21-1 describes the general tape and reel dimensions.
Figure 21-1describes the tape, pocket, and sprocket dimensions in more detail.
Package
QFN48
•
•
•
•
EM357-RTR
EM357-RTB
EM351-RTR
EM351-RTB
Tape Width
16mm
Tube contains 70 units / tube
Tube contains 70 units / tube
Reel contains 2000 units / reel
Reel contains 2000 units / reel
Component Pitch
12mm
Table 21-1. Tape and Reel Dimensions
Final
21-1
Hole Pitch
4mm
Reel Diameter
13”
EM351 / EM357
Units per Reel
2000
120-035X-000G