Wireless RF Modules and dongles for IoT | Coral RF

N536DS is a specialized, industrial-grade wireless module engineered for the 169MHz ISM band, a frequency reserved for critical infrastructure and utility applications in regions like the European Union and China. It integrates Texas Instruments CC1311R3 wireless microcontroller with a high-efficiency Power Amplifier (PA) and Low-Noise Amplifier (LNA), achieving a formidable +33 dBm (2W) output power.

Key Features & Benefits

169MHz Band: Specifically designed for the 160-175 MHz spectrum.
High Power Output: +33 dBm maximum transmit power.
Receiver Sensitivity: -112 dBm sensitivity (at 50 kbps) .
Ultra-Low Power : Leverages the CC1311R3's advanced power management, featuring a deep sleep current of 1 µA.
Robust & Reliable Design: 4-layer PCB with professional impedance control.
Complete Development Platform: Most CC1311R3 pins are accessible for full secondary development.

Target Applications

Advanced Metering Infrastructure (AMI): Long-range smart water, gas, and electricity meters (particularly for EU and China markets).
Utility & Industrial IoT: Remote monitoring and control of substations, pipelines, and distributed industrial assets.
Smart City Networks: Street lighting control and other municipal infrastructure monitoring.
Long-Distance Telemetry: Reliable data backhaul from remote environmental or agricultural sensors.

Technical Specifications Summary

Category	Parameter	Specification
RF Core	MCU / Radio	Texas Instruments CC1311R3
	Front-End	Integrated High-Power PA & LNA
RF Performance	Frequency Band	169 MHz (160 - 175 MHz)
	Max. Output Power	+33 dBm
	Receiver Sensitivity	-112 dBm @ 50 kbps
	Max. Data Rate	Up to 4000 kbps (software configurable)
	Typical Range	12000 m (Line-of-sight, 1.2 kbps)
Electrical	Supply Voltage (MCU VCC)	2.0V - 3.6V (Typ. 3.3V)
	Supply Voltage (PA VCCPA)	4.5V - 5.5V (Required for high-power TX)
	TX Current	~1200 mA (Typ. @ +33 dBm)
	RX Current	11 mA
	Sleep Current	10 µA
Physical & Interface	Dimensions	36.0 x 24.0 x 3.0 mm
	Antenna Interface	IPEX Connector & RF Stamp Hole Pad
	Host Interfaces	UART, SPI, Programmable GPIOs
	Package	SMD
	Operating Temperature	-30°C to +75°C

N536DS Module Pinout Description

Pin No.	Pin Name	Type	Description
1	GND	Power	Power Ground.
2	GND	Power	Power Ground.
3	VCCPA	Power	PA Power Supply (High Current). Range: 4.5V - 5.5V.
4	VCCPA	Power	PA Power Supply (High Current). Range: 4.5V - 5.5V.
5	GND	Power	Power Ground.
6	DIO2	Digital I/O	Programmable GPIO of the CC1312R MCU.
7	DIO3	Digital I/O	Programmable GPIO of the CC1312R MCU.
8	DIO5	Digital I/O	Programmable GPIO of the CC1312R MCU.
9	DIO6	Digital I/O	Programmable GPIO of the CC1312R MCU.
10	DIO7	Digital I/O	Programmable GPIO of the CC1312R MCU.
11	DIO8	Digital I/O	Programmable GPIO of the CC1312R MCU.
12	VCC	Power	MCU Core Supply. Range: 3.0V - 3.6V (Typ. 3.3V).
13	GND	Power	Power Ground.
14	RESET	Digital Input	Module Hardware Reset (Active Low).
15	TMS	Digital I/O	JTAG Test Mode Select for debugging/programming.
16	TCK	Digital Input	JTAG Test Clock for debugging/programming.
17	DIO18	Digital I/O	Programmable GPIO of the CC1312R MCU.
18	DIO19	Digital I/O	Programmable GPIO of the CC1312R MCU.
19	DIO20	Digital I/O	Programmable GPIO of the CC1312R MCU.
20	DIO21	Digital I/O	Programmable GPIO of the CC1312R MCU.
21	DIO22	Digital I/O	Programmable GPIO of the CC1312R MCU.
22	DIO23	ADC/Digital I/O	Programmable GPIO of the CC1312R MCU.
23	DIO24	ADC/Digital I/O	Programmable GPIO of the CC1312R MCU.
24	DIO25	ADC/Digital I/O	Programmable GPIO of the CC1312R MCU.
25	RF	RF I/O	50Ω Antenna Port. Connect to antenna via IPEX or microstrip.
26	GND	Power	Power Ground.

Ordering Information

Ordering Code	Core IC	Frequency Band	Output Power
N536DS-CC1311R3-169M	CC1311R3 + PA/LNA	160 - 175 MHz	+33 dBm

For integration support, custom firmware, or regulatory guidance, please contact our team.

Why Choose the N536DS Module?

Purpose-Built for Critical Networks: Offers optimized, reliable performance in the dedicated 169MHz band for utilities and industry.
Solve Extreme Range Challenges: Delivers up to 12km range, reducing the need for additional infrastructure.
Power-Efficient for Field Deployment: Ultra-low sleep current enables truly long-life battery operation.
Accelerate Development: A fully integrated RF solution with MCU allows you to focus on application-layer innovation

Product Line

Module Model	Core MCU	On‑Chip Flash	Frequency	Output Power	Next Step
2 Watt N536DS	CC1311R3	352 KB	169 MHz	33 dBm	Learn More →
3.2 Watt N538DS	CC1311R3	352 KB	169 MHz	35 dBm	Learn More →
5 Watt N539DS	CC1311R3	352 KB	169 MHz	37 dBm	Learn More →