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Parallax Inc Bluetooth Module 1.1, 1.2, 2.0, 2.1, Class 2, SPI UART Interface, 2.48 GHz RN42-I/RM
Specifications
| Country of Origin | China |
|---|---|
| Frequency | 2.48GHz |
| Brand | Parallax Inc |
| Height | 2mm |
| Length | 25.8mm |
| Model | RN42-I/RM |
| Width | 13.4mm |
| Series | RN42 |
| Maximum Operating Temperature | 85°C |
| Minimum Operating Temperature | -40°C |
| Interfaces | USB (HCI only) data connection interfaces |
| RF Frequency Range | 2.402 GHz to 2.480 GHz with 79 channels |
| Receiver Sensitivity | -80dBm |
| Interface Type | SPI, UART |
| Bluetooth Version | 1.1, 1.2, 2.0, 2.1 |
| Maximum Supply Voltage | 3.6V |
| Minimum Supply Voltage | 3V |
| Host communication | serial UART with RTS/CTS flow control |
| Bluetooth Class | Class 2 |
| Sustained SPP data rates | 240 Kbps (Slave mode), 300 Kbps (Master mode) |
| HCI data rates | 1.5 Mbps sustained, 3.0 Mbps burst in HCI mode |
| Parallax Inc RN-42 Bluetooth Module 2.4 GHz 30086Brand | Parallax Inc |
| Microchip RN42N-I/RM Bluetooth Chip 2.1Brand | Microchip |
Key Features
- Supports multiple interface protocols including SPI and UART for easy integration.
- Operates at 2.48 GHz frequency band with a data rate up to 3 Mbps.
- Maintains low power consumption with 26 μA sleep current and 30 mA transmit current.
- Provides up to 10 metres wireless range for reliable communication.
- Embedded Bluetooth stack with profiles like SPP, HID, and DUN for versatile applications.
- Compact form factor measuring 25.8mm x 13.4mm x 2mm for PCB mounting.
- Wide operating temperature range from -40°C to 85°C for varied environments.
- Fully qualified Bluetooth 2.1 + EDR module with AES-128 encryption support.
Product Description
Microchip RN42-I/RM Bluetooth Module is a Class 2 communication module supporting Bluetooth versions 1.1, 1.2, 2.0, and 2.1 with Enhanced Data Rate (EDR). Featuring a compact and low-power design, this module operates at the 2.48 GHz frequency band, suitable for short-range wireless communication up to 10 metres.
This module supports multiple interface protocols including SPI and UART, with data rates up to 3 Mbps. It provides an embedded Bluetooth stack with profiles such as SPP, HID, and DUN, making it a versatile choice for embedded system designers integrating wireless connectivity.
Measuring 25.8mm in length, 13.4mm in width, and 2mm in height, the module supports castellated surface-mount technology for easy PCB mounting. Operating reliably across a wide temperature range from -40°C to 85°C, it suits industrial, laboratory, and commercial wireless communication applications.
Low power consumption features include a sleep current of only 26 μA and transmit current of 30 mA. Security is ensured via AES-128 encryption, and the module is fully qualified and certified by Bluetooth SIG, FCC, IC, and CE standards.
Compatibility with Microchip microcontroller families such as PIC16F, PIC18F, PIC24F/H, dsPIC33, and PIC32 makes this module suitable for diverse embedded wireless solutions. Supports Bluetooth versions 1.1 to 2.1 with EDR.
Operates at 2.402 GHz to 2.480 GHz frequency range with 79 channels. Data transfer rates up to 3 Mbps with low latency. Multiple interfaces including SPI, UART (SPP or HCI), and USB (HCI only). Embedded Bluetooth stack with GAP, SDP, RFCOMM, and L2CAP protocols.
Small form factor ideal for space-constrained applications. Wide temperature range for various operating environments. Security features including AES-128 encryption. This Microchip RN42-I/RM Bluetooth Module is widely used in industrial, commercial, and embedded systems requiring reliable and secure short-range wireless communication.
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Frequently Asked Questions
It operates at a frequency of 2.48 GHz, within the RF frequency range of 2.402 GHz to 2.480 GHz with 79 channels.
The maximum data rate is up to 3 Mbps, with sustained SPP data rates of 240 Kbps in Slave mode and 300 Kbps in Master mode.
The module measures 25.8 mm in length, 13.4 mm in width, and 2 mm in height.
It has a sleep current of 26 μA and a transmit current of 30 mA.
It supports multiple interface protocols including SPI and UART, as well as USB (HCI only) for data connection.
The module provides a wireless range of up to 10 metres for reliable communication.
It operates reliably across a wide temperature range from -40°C to 85°C.
It includes AES-128 encryption support for secure communication.
This module is suitable for industrial, commercial, and embedded systems requiring reliable and secure short-range wireless communication.
The receiver sensitivity is -80 dBm, allowing for effective communication at short ranges.
Yes, it is compatible with Microchip microcontroller families such as PIC16F, PIC18F, PIC24F/H, dsPIC33, and PIC32.
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