Description
The Microchip Technology RN42-I/RM is a Bluetooth Class II module that provides a reliable and secure wireless connection for various applications. It features a fully certified Class 2 Bluetooth 2.1 + EDR module with an onboard embedded Bluetooth stack, eliminating the need for a host processor.
This module supports UART (SPP or HCI) and USB (HCI only) data connections, making it suitable for a wide range of devices. It also supports popular profiles such as HID for keyboards, mice, and pointing devices, as well as DUN and SPP for serial data transmission.
The RN42-I/RM offers programmable low power modes, secure communications with 128-bit encryption, and error correction for guaranteed packet delivery. Its castellated SMT pads ensure easy and reliable PCB mounting. With its versatility and reliability, the RN42-I/RM is an excellent choice for various applications, including wireless accessories and IoT devices.
Features
According to the product information, the features of the RN42-I/RM include:
- Fully certified Class 2 Bluetooth 2.1 + EDR module
- Onboard embedded Bluetooth stack (no host processor required)
- UART (SPP or HCI) and USB (HCI only) data connection hardware interfaces
- Supports Bluetooth data link to iPhone/iPad/iPod Touch
- Supports HID profile for making accessories such as keyboards, mouse, pointing devices
- Programmable low power modes
- Secure communications, 128-bit encryption
- Error correction for guaranteed packet delivery
- UART local and over-the-air RF configuration
- Auto-discovery/pairing requires no software configuration (instant cable replacement)
- Castellated SMT pads for easy and reliable PCB mounting
Please note that this information is concisely summarized from the product description provided.
Package
According to the product information, the package type of RN42-I/RM is SMD (Surface Mount Device) Tray.
Pinout
The RN42-I/RM has a 35-pin SMD package. The pins are used for various functions such as:
- UART (Serial Port): Pins 1-4, 5-8
- USB: Pins 9-12, 13-16
- Power and Ground: Pins 17-20, 21-24, 25-28, 29-32, 33-35
The module does not have any specific pinout for antenna connections as it is designed to be used without an external antenna.
Manufacturer
The manufacturer of the RN42-I/RM is Microchip Technology Inc., a leading provider of microcontroller, memory, and analog semiconductor solutions.
Applications
The RN42-I/RM Bluetooth module is suitable for various applications, including:
- Wireless keyboards and mice
- Gaming accessories
- Medical devices (e.g., patient monitoring systems)
- Industrial control systems
- Consumer electronics (e.g., headphones, speakers)
- Automotive infotainment systems
- IoT devices requiring wireless connectivity
Equivalent
The equivalent products for RN42-I/RM are other Bluetooth modules from Microchip Technologies, such as the RN48, RN49, and RN52 series, which share similar features like Class II Bluetooth certification, onboard embedded Bluetooth stack, and support for various profiles (SPP, HID, HCI).
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