Analog Devices Inc. DC9003A-B

Overview

LTC5800-IPM from Analog Devices (formerly Linear Technology) is a 2.4GHz IEEE 802.15.4e System-on-Chip (SoC) integrating an ARM Cortex-M3 microprocessor, SmartMesh IP networking stack, and low-power RF transceiver with on-chip PA. It delivers >99.999% network reliability, sub-50µA routing node current, and NIST-certified security for industrial wireless sensor networks. It enables self-healing, time-synchronized mesh networks in battery-powered condition monitoring systems.

For engineers reviewing the LTC5800-IPM datasheet, LTC5800-IPM pinout, LTC5800-IPM application, or LTC5800-IPM equivalent, key selection considerations include TSCH-based time synchronization accuracy (±5µs network-wide), +8dBm transmit power with 4.5mA RX current, 72-pin 10mm × 10mm QFN package compatibility, and compliance with 6LoWPAN and IEEE 802.15.4e standards.

Technical Context

The LTC5800-IPM implements Time-Slotted Channel Hopping (TSCH) at the MAC layer, enabling deterministic, collision-free communication via millisecond-level time synchronization across all motes. Its autonomous MAC manages radio scheduling without CPU intervention, supporting duty cycles <1% in deep sleep (0.8µA) and doze (1.2µA) states.

It integrates a calibrated 2.4GHz transceiver with –93dBm receiver sensitivity (1% PER), 15-channel 5MHz-spaced operation, and hardware-accelerated AES-128 encryption. The on-chip µC/OS-II RTOS and SmartMesh IP software stack are pre-validated and configured via API-driven host interaction over UART or SPI interfaces.

Key Specifications

Pinout & Package

72-pin 10 mm × 10 mm QFN package with exposed thermal pad (GND). Pin functions include dual UART interfaces (UARTCO and UARTC1), SPI master/slave (SPIM/SPIS), I²C, 1-Wire, 4-channel analog inputs (AI_0–AI_3), RF front-end terminals (RADIO_TX/RADIO_TXn, ANTENNA, CAP_PA_xP/xM), and dedicated timing pins (OSC_20M_XIN/XOUT, OSC_32K_XIN/XOUT, TIMEn).

Key Features

Applications

Equivalent & Alternatives

The following parts are listed as comparable options for similar wireless SoC applications.

Compared with CC2652R and EFR32MG21, the LTC5800-IPM uniquely delivers production-ready SmartMesh IP networking-including TSCH scheduling, network manager coordination, and NIST-certified security-without requiring stack porting, certification testing, or custom time-sync infrastructure.

Availability

LTC5800-IPM is available at Aetrix Electronics and suitable for industrial condition monitoring, smart building automation, and process safety systems requiring stable component supply, long-lifecycle support, and regulatory-compliant wireless connectivity.

Supply support for LTC5800-IPM includes scheduled delivery planning, volume procurement assistance, BOM continuity management, traceable sourcing, and lifecycle availability coordination for OEM customers, industrial embedded developers, connected-device designers, and electronics production programs.

Manufacturer

Analog Devices (acquired Linear Technology in 2017) is a global leader in high-performance analog, mixed-signal, and RF ICs, serving industrial, automotive, communications, and healthcare markets.

The LTC5800-IPM belongs to the Eterna® family of ultra-low-power 802.15.4e SoCs, designed specifically for mission-critical industrial wireless sensor networks demanding deterministic timing, self-healing mesh resilience, and cryptographic-grade security.

FAQ

What is the primary function of the LTC5800-IPM in a SmartMesh IP network?

The LTC5800-IPM serves as a fully integrated mote-on-chip, combining ARM Cortex-M3 processing, IEEE 802.15.4e radio, SmartMesh IP networking stack, and µC/OS-II RTOS. In a SmartMesh IP network, the LTC5800-IPM autonomously performs time-synchronized routing, sensor data acquisition, encrypted packet forwarding, and health reporting-enabling self-forming, self-healing, and self-optimizing mesh topologies without external controllers.

Does the LTC5800-IPM require an external crystal oscillator?

Yes, the LTC5800-IPM requires two external crystals: a 20 MHz fundamental-mode crystal connected to OSC_20M_XIN/XOUT for system clock generation, and a 32.768 kHz watch crystal connected to OSC_32K_XIN/XOUT for low-power timing and network synchronization. Both are mandatory for full functionality, including TSCH slot timing and deep-sleep wake-up.

What is the significance of the ±5 µs network-wide time accuracy specification for the LTC5800-IPM?

The ±5 µs network-wide time accuracy is achieved through hardware-assisted TSCH synchronization and enables deterministic, collision-free communication across all LTC5800-IPM motes. This precision supports time-critical applications such as phase-coherent vibration analysis, synchronized multi-node sampling, and closed-loop industrial control-where jitter or drift would degrade system performance or violate safety timing constraints.

Can the LTC5800-IPM operate as both a routing node and an end device?

Yes, by default every LTC5800-IPM node functions as a full-routing mote capable of transmitting, receiving, and forwarding traffic for other nodes-eliminating architectural distinctions between routers and endpoints. However, individual LTC5800-IPM devices can be configured via API to operate in non-routing mode, reducing their power consumption and enabling flexible topology design (e.g., star-mesh hybrids) while maintaining full network visibility and management.

How does the LTC5800-IPM achieve >99.999% network reliability?

The LTC5800-IPM achieves >99.999% network reliability through three integrated mechanisms: (1) Time-Slotted Channel Hopping (TSCH) eliminates collisions and mitigates narrowband interference; (2) redundant spatially diverse parent selection allows automatic path switching upon link failure; and (3) continuous health reporting and network manager optimization dynamically reconfigure schedules and routes in response to RF environment changes-all implemented in the pre-validated SmartMesh IP stack running on the LTC5800-IPM.