NRF9160-SIAA-B1A-R7

RF Transceiver ICS Overview

The NRF9160-SIAA-B1A-R7 is a compact, highly integrated System-in-Package (SiP) designed for low-power cellular IoT applications. It integrates an LTE-M and NB-IoT modem with GNSS capabilities, an Arm Cortex-M33 application processor featuring 1 MB of flash memory and 256 KB of RAM, a radio front-end, and a power management IC. The device supports global operation across certified LTE bands B1, B2, B3, B4, B5, B8, B12, B13, B14, B17, B18, B19, B20, B25, B26, B28, and B66. It includes standard interfaces such as SPI, I²C, UART, and ADC, alongside security features like Arm TrustZone and CryptoCell.

RF Transceiver ICS Feature Summary

• Integrates LTE-M and NB-IoT modems with GNSS in a single package
• Includes Arm Cortex-M33 processor with 1 MB flash and 256 KB RAM
• Supports global connectivity via certified multi-band LTE frequencies
• Features hardware security isolation using Arm TrustZone and CryptoCell

RF Transceiver ICS Applications

• Wildlife tracking devices requiring lightweight design
• Remote asset monitoring and sensor-to-cloud solutions
• Smart metering and utility infrastructure monitoring
• Low-power industrial IoT gateways and sensors

RF Transceiver ICS Procurement Notes

Verify the specific ordering suffix to confirm regional band support and certification status. Ensure compatibility with existing antenna designs and power supply requirements. Confirm that the selected variant meets the regulatory needs of the target deployment region. Check for updated firmware versions to ensure optimal performance and security patches are available for the specific hardware revision.

RF Transceiver ICS Selection Notes

Select this component when a complete cellular solution with location tracking is required without external components. It is suitable for applications needing long battery life due to eDRX and PSM support. Consider the integrated GNSS if positioning data is essential. Evaluate the need for SIM versus eSIM support based on supply chain constraints. This SiP reduces bill of materials complexity compared to discrete modem and MCU combinations.

RF Transceiver ICS Part Context

This part belongs to the nRF91 series of low-power cellular IoT system-in-packages from Nordic Semiconductor. It serves as a foundational component for connecting constrained devices to cloud services over LTE networks. The series emphasizes high integration to minimize footprint and power consumption, enabling developers to build secure and efficient IoT endpoints rapidly.

RF Transceiver ICS Replacement Considerations

The nRF9161 offers enhanced functionality including DECT NR+ support and 3GPP Release 14 compliance. For simpler LTE-M only requirements, check if other variants within the nRF91 family provide sufficient feature sets at a different cost point.