JN5121-000-M00T

JN5121-000-M00T Datasheet

Product Brief JN5121

Part	Datasheet
JN5121-000-M00T	JN5121-000-M00T (pdf)

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Product Brief JN5121 IEEE802.15.4 Wireless Microcontroller Overview The JN5121 is the first in a series of low power, low cost IEEE802.15.4 compliant wireless microcontrollers. Combining an on chip 32-bit RISC core, a fully compliant 2.4GHz IEEE802.15.4 transceiver, 64Kb of ROM and 96Kb of RAM, provides a versatile low cost solution for wireless sensor networking applications. The high level of integration helps to reduce the overall system cost. In particular, the ROM enables integration of point-to-point and mesh network stack protocols, and the RAM allows support of router and controller functions without the need for additional external memory. The JN5121 uses hardware MAC and highly secure AES encryption accelerators for low power and minimum processor overhead. Integrated sleep oscillator and power saving facilities are provided, giving low system power consumption. The device also incorporates a wide range of digital and analogue peripherals for the user to connect to their application. Block Diagram 2.4GHz Radio XTAL Power Management O-QPSK Modem IEEE802.15.4 MAC Accelerator 128-bit AES Encryption Accelerator RAM 96kb ROM 64kb RISC CPU Timers UARTs 12-bit ADC, comparators 11-bit DACs, temp sensor • Single chip solution with integrated transceiver and microcontroller for wireless sensor networks • Capacity and power efficient microcontroller for both controllers and sensor units • Low application BOM cost and size • Hardware MAC ensures low power consumption and low processor overhead • Extensive user peripherals • Robust and secure low power wireless applications • Wireless sensor networks, particularly IEEE802.15.4 / ZigBee systems • Home and commercial building automation • Home networks • Toys and gaming peripherals • Industrial systems • Telemetry and utilities e.g. AMR Features Transceiver • 2.4GHz IEEE802.15.4 compliant • Security processor 128-bit AES • MAC accelerator with packet formatting, CRCs, address check, auto-acks, timers • Integrated power management and sleep oscillator for low power • On-chip power regulation for 2.2V to 3.6V battery operation • Sleep current with active beacon timer < 5µA • Minimum of external components at < cost • Rx current < 50mA • Tx current < 40mA • Receiver sensitivity -93dBm • Transmit power +1dBm Features Microcontroller • 16MHz 32-bit RISC optimised for low power 3MIPS/mA and efficient code density • 96k RAM for shared program, data and routing tables • 64k ROM for program code • 4-input 12-bit ADC, 2 11-bit

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Product Brief JN5121

IEEE802.15.4 Wireless Microcontroller

Overview

The JN5121 is the first in a series of low power, low cost IEEE802.15.4 compliant wireless microcontrollers. Combining an on chip 32-bit RISC core, a fully compliant 2.4GHz IEEE802.15.4 transceiver, 64Kb of ROM and 96Kb of RAM, provides a versatile low cost solution for wireless sensor networking applications. The high level of integration helps to reduce the overall system cost. In particular, the ROM enables integration of point-to-point and mesh network stack protocols, and the RAM allows support of router and controller functions without the need for additional external memory. The JN5121 uses hardware MAC and highly secure AES encryption accelerators for low power and minimum processor overhead. Integrated sleep oscillator and power saving facilities are provided, giving low system power consumption. The device also incorporates a wide range of digital and analogue peripherals for the user to connect to their application.

Block Diagram
2.4GHz Radio

XTAL

Power Management

O-QPSK Modem

IEEE802.15.4 MAC

Accelerator
128-bit AES Encryption Accelerator

RAM 96kb

ROM 64kb

RISC CPU

Timers

UARTs 12-bit ADC, comparators 11-bit DACs, temp sensor
• Single chip solution with integrated transceiver and microcontroller for wireless sensor networks
• Capacity and power efficient microcontroller for both controllers and sensor units
• Low application BOM cost and size
• Hardware MAC ensures low power consumption and low processor overhead
• Extensive user peripherals
• Robust and secure low power wireless applications
• Wireless sensor networks, particularly IEEE802.15.4 / ZigBee systems
• Home and commercial building automation
• Home networks
• Toys and gaming peripherals
• Industrial systems
• Telemetry and utilities e.g. AMR

Features Transceiver
• 2.4GHz IEEE802.15.4 compliant
• Security processor 128-bit AES
• MAC accelerator with packet formatting, CRCs, address check, auto-acks, timers
• Integrated power management and sleep oscillator for low power
• On-chip power regulation for 2.2V to 3.6V battery operation
• Sleep current with active beacon timer < 5µA
• Minimum of external components at < cost
• Rx current < 50mA
• Tx current < 40mA
• Receiver sensitivity -93dBm
• Transmit power +1dBm

Features Microcontroller
• 16MHz 32-bit RISC optimised for low power 3MIPS/mA and efficient code density
• 96k RAM for shared program, data and routing tables
• 64k ROM for program code
• 4-input 12-bit ADC, 2 11-bit

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Datasheet ID: JN5121-000-M00T 644578