SX1239IMLTRT Semtech, SX1239IMLTRT Datasheet - Page 3

• Manufacturer Part Number: SX1239IMLTRT
• Description: IC, RF RECEIVER, 1.02GHz, QFN-24
• Manufacturer: Semtech

Specifications of SX1239IMLTRT

• Applications: Wireless Sensor Networks, Automated Meter Reading, Home And Building Automation
• Receiving Current: 16mA
• Data Rate: 300Kbps
• Modulation Type: FSK, OOK
• Sensitivity Dbm: -120dBm
• Rohs Compliant: Yes
• Rf Ic Case Style: QFN
• No. Of Pins: 24
• Sensitivity (dbm): -120dBm
• Supply Voltage Range: 1.8V To 3.6V
• Operating Temperature Range: -40°C To +85°C
• Lead Free Status / Rohs Status: Supplier Unconfirmed

4.
5.
6.
Rev 3 - Jan 2011
ADVANCED COMMUNICATIONS & SENSING
4.1.
4.2.
4.3.
4.4.
5.1.
5.2.
5.3.
5.4.
5.5.
6.1.
6.2.
6.3.
Operating Modes .................................................................................................................................................. 30
Data Processing.................................................................................................................................................... 37
Configuration and Status Registers ...................................................................................................................... 52
3.4.18. Temperature Sensor ...............................................................................................................................29
3.4.19. Timeout Function.................................................................................................................................... 29
4.2.1. Receiver Startup Time.............................................................................................................................. 30
4.2.2. Rx Start Procedure ................................................................................................................................... 32
4.2.3. Optimized Frequency Hopping Sequences .............................................................................................. 32
4.3.1. Timings ..................................................................................................................................................... 33
4.3.2. Criteria ...................................................................................................................................................... 34
4.3.3. End of Cycle Actions ................................................................................................................................ 34
4.3.4. RC Timer Accuracy .................................................................................................................................. 35
5.1.1. Block Diagram .......................................................................................................................................... 37
5.1.2. Data Operation Modes ............................................................................................................................. 37
5.2.1. SPI Interface............................................................................................................................................. 38
5.2.2. FIFO ......................................................................................................................................................... 39
5.2.3. Sync Word Recognition ............................................................................................................................ 40
5.2.4. Packet Handler ......................................................................................................................................... 41
5.2.5. Control ...................................................................................................................................................... 41
5.3.1. DIO Pins Mapping in Continuous Mode ................................................................................................... 42
5.3.2. DIO Pins Mapping in Packet Mode .......................................................................................................... 42
5.4.1. General Description.................................................................................................................................. 43
5.4.2. Rx Processing .......................................................................................................................................... 43
5.5.1. General Description.................................................................................................................................. 44
5.5.2. Packet Format .......................................................................................................................................... 44
5.5.3. Processing (without AES)......................................................................................................................... 47
5.5.4. AES .......................................................................................................................................................... 47
5.5.5. Handling Large Packets ........................................................................................................................... 48
5.5.6. Packet Filtering......................................................................................................................................... 48
5.5.7. DC-Free Data Mechanisms ...................................................................................................................... 50
Basic Modes.................................................................................................................................................. 30
Automatic Sequencer and Wake-Up Times .................................................................................................. 30
Listen Mode ................................................................................................................................................... 33
AutoModes .................................................................................................................................................... 36
Overview ....................................................................................................................................................... 37
Control Block Description.............................................................................................................................. 38
Digital IO Pins Mapping ................................................................................................................................. 42
Continuous Mode .......................................................................................................................................... 43
Packet Mode ................................................................................................................................................. 44
General Description ...................................................................................................................................... 52
Common Configuration Registers ................................................................................................................. 55
Receiver Registers ........................................................................................................................................ 58
Page 3
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SX1239