JN5148/001,531 RF/IF and RFID

Series:	--
Packaging:	Tape & Reel (TR)
Part Status:	Obsolete
Type:	TxRx + MCU
RF Family/Standard:	802.15.4
Protocol:	Zigbee®
Modulation:	O-QPSK
Frequency:	2.4GHz
Data Rate (Max):	667kbps
Power - Output:	2.75dBm
Sensitivity:	-96.5dBm
Memory Size:	128kB ROM, 128kB RAM
Serial Interfaces:	I²C, JTAG, SPI, UART
GPIO:	21
Voltage - Supply:	2 V ~ 3.6 V
Current - Receiving:	17.5mA
Current - Transmitting:	15mA
Operating Temperature:	-40°C ~ 85°C
Package / Case:	56-VFQFN

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JN5148/001,531 RF Transceiver ICs

The JN5148/001,531 is an ultra-low power RF transceiver that has been designed to be embedded in wireless devices such as lighting controllers, wireless sensor networks or home automation systems. This particular radio transceiver has been built with an on-chip ARM7TDMI processor specifically designed to reduce the peak power consumption of the radio transceiver by eliminating the need for an external MCU core.The JN5148/001,531 radio transceiver consists of an integrated processor and an RF transceiver operating in the 868/915MHz ISM bands and utilizing a variety of communication protocols. Its two main features is that it supports an IEEE802.15.4 and ZigBee stack, and a Bluetooth stack in one single radio transceiver. This allows the JN5148/001,531 radio transceiver to provide optimum performance for any given application while maintaining energy efficiency.The JN5148/001,531 radio transceiver ICs provide a combined wireless solution ideal for embedded applications. It has a highly integrated solution that combines an operational amplifier, comparator, ADC, and DAC blocks for a complete RF solution all within a single package. The JN5148/001,531 radio transceiver has been tested for operation in the industrial-scientific and medical (ISM) band from 868 MHz to 915 MHz while consuming minimal power while running its embedded applications and operating at relatively high speeds.

Application Field and Working Principle

The JN5148/001,531 can be used in a wide variety of applications. It can be employed in wireless sensor networks, home automation systems, fire alarm systems, smart metering systems, industrial-control systems, home and building automation systems and mobile asset tracking.The JN5148/001,531 radio transceiver utilizes a high-performance RF transceiver operating at the 868/915MHz band for communications. It is designed to operate over a wide range of frequencies making it suitable for global deployment in both the 868MHz and 915MHz ISM bands. This RF transceiver is capable of transmitting and receiving data at a maximum speed of 2Mbit/s and supports signal modulation formats GFSK, FSK and MSK, which can be tune with built-in automated frequency control techniques.The JN5148/001,531 radio transceiver also supports Bluetooth 4.0 low energy (LE) power-saving designs and ZigBee stack, including the following features for easy integration and rapid development: an embedded ARM7TDMI processor core, a Frequency-Hopping Spread Spectrum (FHSS) low-power technique of communication and dual data rates for up to 2Mbit/s. Additionally, the JN5148/001,531 also includes an integrated FM receiver, which enables direct frequency monitoring of incoming FM signals utilizing a general-purpose input/output (GPIO) pin. In addition to the ARM7TDMI processor and the radio transceiver, the JN5148/001,531 contains an integrated 8-bit MCU, which is responsible for handling the I/O, analog-to-digital conversion, and timer/count functions. This MCU can be used to control the operation of the radio transceiver, perform vibration detection and monitor battery consumption. Finally, the JN5148/001,531 radio transceiver integrates a programmable bias circuit and a power-saving technique, making it a perfect choice for maximizing battery life in both short-range and long-range wireless connections.

Conclusion

The JN5148/001,531 RF transceiver IC is an ideal solution for embedded applications requiring robust and secure low-power radio transmissions. It supports an IEEE802.15.4 and ZigBee stack and a Bluetooth stack in one single radio transceiver and is designed to save power consumption in a wide array of applications. The integrated processor, RF transceivers and MCU along with other features make this radio transceiver an attractive option for a wide range of applications.

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