User's Guide
Table Of Contents
- Description
- Features
- Ordering Information
- Absolute Maximum Ratings
- Electrical Specifications
- Typical Performance Graphs
- Pin Assignments
- Pin Descriptions
- Pre-Certified Module Pin Assignments
- Module Dimensions
- Theory of Operation
- Module Description
- Overview
- Addressing Modes
- Automatic Addressing
- Address Register Use
- Acknowledgements and Assured Delivery
- Frequency Hopping Spread Spectrum
- Compatibility with the 250 Series
- Networking
- Transmitting Packets
- Receiving Packets
- Using the Buffer Empty (BE) Line
- Exception Engine
- Carrier Sense Multiple Access (CSMA)
- Using the Command Response (CRESP) Line
- Using the CMD Line
- External Amplifier Control
- AES Encryption
- Using the MODE_IND Line
- Using the PB Line
- Restore Factory Defaults
- Using the Low Power Features
- The Command Data Interface
- Reading from Registers
- Writing to Registers
- Command Length Optimization
- Example Code for Encoding Read/Write Commands
- The Command Data Interface Command Set
- Typical Applications
- Usage Guidelines for FCC Compliance
- Additional Testing Requirements
- Information to the user
- Product Labeling
- FCC RF Exposure Statement
- Antenna Selection
- Castellation Version Reference Design
- Power Supply Requirements
- Antenna Considerations
- Interference Considerations
- Pad Layout
- Microstrip Details
- Board Layout Guidelines
- Helpful Application Notes from Linx
- Production Guidelines
- Hand Assembly
- Automated Assembly
- General Antenna Rules
- Common Antenna Styles
- Regulatory Considerations
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HumPRO
TM
Series Transceiver Specifications
Parameter Symbol Min. Typ. Max. Units Notes
Power Supply
Operating Voltage V
CC
2.0 3.6 VDC
TX Supply Current l
CCTX
900MHz at +10dBm 40.5 41.5 mA 1,2
900MHz at 0dBm 22 24 mA 1,2
RX Supply Current l
CCRX
23.5 24.5 mA 1,2,3
Power-Down Current l
PDN
0.7 6 µA 1,2
RF Section
Operating Frequency Band F
C
MHz
HUM-900-PRO-xxx 902 928 MHz
Number of hop channels
@ 19.2kbps RF Rate 50/64
@ 152.34kbps RF Rate 26/32
Channel spacing
@ 19.2kbps RF Rate 375.9 kHz
@ 152.34kbps RF Rate 751.81 kHz
20 dB OBW
@ 19.2kbps RF Rate 64 kHz
@ 152.34kbps RF Rate 315 kHz
Receiver BW
@ 19.2kbps RF Rate 102 kHz
@ 152.34kbps RF Rate 232 kHz
FSK deviation
@ 19.2kbps RF Rate ± 19.2 kHz
@ 152.34kbps RF Rate ± 51 kHz
Scan time / channel (avg)
@ 19.2kbps RF Rate 1.2 ms
@ 152.34kbps RF Rate 0.335 ms
FHSS Lock time
@ 19.2kbps RF Rate 63 ms
@ 152.34kbps RF Rate 26 ms
Modulation 2FSK
Data Encoding 6/7 RLL
Number of Hop Sequences 6
Electrical SpecicationsOrdering Information
Figure 2: Ordering Information
Warning: This product incorporates numerous static-sensitive
components. Always wear an ESD wrist strap and observe proper ESD
handling procedures when working with this device. Failure to observe
this precaution may result in module damage or failure.
Absolute Maximum Ratings
Supply Voltage V
cc
−0.3 to +3.9 VDC
Any Input or Output Pin −0.3 to V
CC
+ 0.3 VDC
RF Input 0 dBm
Operating Temperature −40 to +85 ºC
Storage Temperature −40 to +85 ºC
Exceeding any of the limits of this section may lead to permanent damage to the device.
Furthermore, extended operation at these maximum ratings may reduce the life of this
device.
Absolute Maximum Ratings
Figure 3: Absolute Maximum Ratings
Ordering Information
Part Number Description
HUM-900-PRO HumPRO
TM
Series Data Transceiver
HUM-900-PRO-CAS HumPRO
TM
Series Data Transceiver with Castellation Connection
HUM-900-PRO-UFL HumPRO
TM
Series Data Transceiver with u.FL Connector
EVM-900-PRO HumPRO
TM
Series Carrier Board
EVM-900-PRO-CAS HumPRO
TM
Series Carrier Board with Certified module,
Castellation Connection
EVM-900-PRO-UFL HumPRO
TM
Series Carrier Board with Certified module, UFL
Connector
MDEV-900-PRO HumPRO
TM
Series Master Development System