LTP5901-IPM/LTP5902-IPM
SmartMesh IP Node 2.4GHz 
802.15.4e Wireless Mote Module
ne T Fea T Descrip Tion
n
 Complete Radio Transceiver, Embedded Processor, SmartMesh IP wireless sensor networks are self man-
and Networking Software for Forming a Self-Healing aging, low power Internet Protocol (IP) networks built 
Mesh Network from wireless nodes called motes. The LTP5901-IPM/
 
n
 SmartMesh Networks Incorporate: LTP5902-IPM is the IP mote product in the Eterna * family 
n
 Time Synchronized Network-Wide Scheduling of IEEE 802.15.4e printed circuit board assembly solutions, 
n
 Per Transmission Frequency Hopping featuring a highly-integrated, low power radio design by 
n
 Redundant Spatially Diverse Topologies Dust Networks as well as an ARM Cortex-M3 32-bit 
n
 Network-Wide Reliability and Power Optimization microprocessor running Dusts embedded SmartMesh IP 
n
 NIST Certified Security networking software. Both the LTP5901-IPM (with chip 
n
 SmartMesh Networks Deliver: antenna), at 24mm  42mm, and the LTP5902-IPM (with 
n
 >99.999% Network Reliability Achieved in the MMCX connector), at 24mm  37mm, are designed for 
Most Challenging RF Environments surface mount assembly.
n
 Sub 50A Routing Nodes
With Dusts time-synchronized SmartMesh IP networks, 
n
 Compliant to 6LoWPAN Internet Protocol (IP) and 
all motes in the network may route, source or terminate 
IEEE 802.15.4e Standards
data, while providing many years of battery powered 
operation. The SmartMesh IP software provided with the 
l Tp 5901-pi M/l Tp 5902-pi M 
LTP5901-IPM/LTP5902-IPM is fully tested and validated, 
and is readily configured via a software Application Pro-
Fae Tru se
gramming Interface.
n
 Industry-Leading Low Power Radio Technology with 
SmartMesh IP motes deliver a highly flexible network 
4.5mA to Receive and 9.7mA to Transmit at 8dBm
n with proven reliability and low power performance in an 
 RF Modular Certification Include USA, Canada, EU, 
easy-to-integrate platform.
Japan, Taiwan, Korea, India, Australia and New Zealand
n
L, LT, LTC, LTM, Linear Technology, the Linear logo, Dust, Dust Networks, SmartMesh and 
 PCB Assembly with Chip Antenna (LTP5901-IPM) or 
Eterna are registered trademarks and LTP, the Dust Networks logo and SmartMesh IP are 
with MMCX Antenna Connector (LTP5902-IPM). QFN 
trademarks of Linear Technology Corporation. All other trademarks are the property of their 
respective owners. Protected by U.S. Patents, including 7375594, 7420980, 7529217, 7791419, 
Version (LTC 5800-IPM) Available
7881239, 7898322, 8222965. 
* Eterna is Dust Networks low power radio SoC architecture.
n
 Micrium COS-II Real Time Operating System Based 
On-Chip Software Development Kit
Typical a Tion 
LTP5901-IPM
LTP5901-IPR/
LTP5902-IPR
ANTENNA
IN+
UART
LTC2379-18 SPI UART
SENSOR CONTROLLER
IN
HOST
APPLICATION
59012ipm TA01
59012ipmfa
1
For more information www.linear.com/LTP5901-IPM or www.linear.com/LTP5902-IPM
pplica
ures workLTP5901-IPM/LTP5902-IPM
Table o F c on Ten Ts 
Network Features .......................................... 1 Operation................................................... 24
LTP5901-IPM/LTP5902-IPM Features ................... 1 Power Supply .......................................................... 24
Typical Application  ........................................ 1 Supply Monitoring and Reset .................................25
Description.................................................. 1 Precision Timing .....................................................25
Table of Contents  .......................................... 2 Application Time Synchronization ..........................25
SmartMesh Network Overview ........................... 3 Time References .....................................................25
Absolute Maximum Ratings .............................. 4 Radio ......................................................................26
Pin Configuration .......................................... 4 UARTs .....................................................................26
Order Information .......................................... 5 Autonomous MAC ...................................................27
Recommended Operating Conditions ................... 5 Security ..................................................................27
DC Characteristics ......................................... 5 Temperature Sensor ...............................................27
Radio Specifications ...................................... 6 RADIO INHIBIT .......................................................27
Radio Receiver Characteristics .......................... 6 Software Installation ...............................................27
Radio Transmitter Characteristics ....................... 7 Flash Data Retention ...............................................28
Digital I/O Characteristics ................................ 7 State Diagram .........................................................28
2
Temperature Sensor Characteristics .................... 8 I C Master ..............................................................30
Analog Input Chain Characteristics ..................... 8 SPI Master ..............................................................30
System Characteristics ................................... 8 1-Wire Master .........................................................30
UART AC Characteristics .................................. 9 Applications Information ................................ 31
TIMEn AC Characteristics ................................ 10 Modes of Operation ................................................31
Radio_Inhibit AC Characteristics ....................... 10 Regulatory and Standards Compliance ...................31
Flash AC Characteristics ................................. 11 Soldering Information .............................................32
Flash SPI Slave AC Characteristics .................... 11 Related Documentation .................................. 32
SPI Master AC Characteristics .......................... 12 Package Description ..................................... 33
2
I C AC Characteristics .................................... 13 Revision History .......................................... 35
1-Wire Master ............................................. 13 Typical Application ....................................... 36
Flash SPI Slave AC Characteristics .................... 14 Related Parts .............................................. 36
Typical Performance Characteristics .................. 15
Pin Functions .............................................. 20
59012ipmfa
2
For more information www.linear.com/LTP5901-IPM or www.linear.com/LTP5902-IPM