SI1026-B-GMR

RF Transceiver ICS Overview

The SI1026-B-GMR is an ultra-low power system-on-chip integrating a high-speed 8051 microcontroller with a sub-GHz EZRadioPRO RF transceiver. It features 32 KBytes of ISP-Flash, 256 Bytes of data RAM, and 8 KBytes of XRAM. The MCU operates at up to 25 MIPS and includes a 12-bit ADC with 16 channels, 53 I/O lines, four 16-bit timers, and six PCA channels. The integrated RF section supports FSK, GFSK, and OOK modulation with a transmit power of 13 dBm. On-chip peripherals include hardware AES, DMA, CRC, Manchester encoding, an LCD controller, real-time clock, temperature sensor, and smaRTClock oscillator.

RF Transceiver ICS Feature Summary

• Integrates a high-speed 8051 MCU core with a sub-GHz RF transceiver for wireless applications
• Includes dedicated packet processing engine with hardware encryption, DMA, and CRC capabilities
• Features comprehensive peripheral set including LCD controller, real-time clock, and multiple communication interfaces

RF Transceiver ICS Applications

• Wireless sensor networks
• Smart metering systems
• Industrial remote control

RF Transceiver ICS Procurement Notes

Verify the specific suffix '-GMR' against official Silicon Labs documentation to confirm package type and tape-and-reel specifications. Ensure compatibility with required operating voltage ranges and temperature grades. Cross-reference the part number with current product status notifications to avoid end-of-life components. Confirm that the integrated flash memory size meets application requirements before procurement.

RF Transceiver ICS Selection Notes

Select this component when a combined MCU and RF solution is required for ISM band applications below 1 GHz. Consider the 25 MIPS processing speed and available memory resources for complex protocol stacks. Evaluate the integrated peripherals such as the LCD controller and ADC to minimize external component count. Verify that the VFLGA-85 package fits within the mechanical constraints of the target design.

RF Transceiver ICS Part Context

The SI1026 belongs to the Si10xx family of ultra-low power mixed-signal system-on-chips from Silicon Labs. This family targets cost-sensitive wireless applications by combining an 8051 core with robust RF capabilities. The device leverages the EZRadioPRO transceiver technology to provide reliable communication in the sub-GHz frequency range while maintaining low power consumption.

RF Transceiver ICS Replacement Considerations

Consult official Silicon Labs documentation for direct pin-to-pin or functional equivalents within the Si10xx series. Verify that any substitute maintains the same RF performance characteristics and MCU architecture.