USBF129T-I/SNVAO

Description：IC FLASH 4MBIT SPI 30MHZ 8SOIC
Series：-
Mfr：Microchip Technology
Package：Tape & Reel (TR)

SKU:d883ccb2c889 Category: Memory IC Brand: Microchip Technology

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Product introduction

USBF129T-I/SNVAO is listed in the Memory IC range at ChipApex. The manufacturer field lists Microchip Technology. Its product description is IC FLASH 4MBIT SPI 30MHZ 8SOIC. Review the specifications below when checking this part for your BOM.

Memory IC specifications for USBF129T-I/SNVAO

Description：IC FLASH 4MBIT SPI 30MHZ 8SOIC
Series：-
Mfr：Microchip Technology
Package：Tape & Reel (TR)
Memory Type：Non-Volatile
Memory Format：FLASH
Technology：FLASH
Memory Size：4Mbit
Memory Organization：512K x 8
Memory Interface：SPI
Clock Frequency：30 MHz
Write Cycle Time - Word, Page：5ms
Voltage - Supply：2.7V ~ 3.6V
Operating Temperature：-40°C ~ 85°C (TA)
Mounting Type：Surface Mount
Package / Case：8-SOIC (0.154", 3.90mm Width)
Supplier Device Package：8-SOIC
Access Time：-
Grade：Automotive
Qualification：AEC-Q100

Memory IC datasheet and documents for USBF129T-I/SNVAO

USBF129T-I/SNVAO

Memory IC Overview

The USBF129T-I/SNVAO is a USB firmware memory IC manufactured by Microchip Technology, designed for automotive infotainment applications. It features a 4 Mbit (512 KByte) SuperFlash memory array organized into 128 uniform 4 KByte sectors and eight 64 KByte overlay blocks. The device utilizes a SPI-compatible serial interface supporting Mode 0 and Mode 3 with clock frequencies up to 30 MHz. It operates on a single voltage supply ranging from 2.7 V to 3.6 V and is housed in an 8-lead SOIC package. The component includes hardware write protection, hold functionality, and supports fast-read dual-output modes.

Memory IC Feature Summary

Factory preprogrammed with binary image 129 firmware for automotive USB Smart Hub devices
Supports high-speed SPI read operations including Fast-Read Dual-Output at up to 30 MHz
Provides flexible software and hardware write protection via status register block-protection bits
Features ultra-low power consumption with dedicated standby and deep power-down modes

Memory IC Applications

Integration with automotive head unit systems
First, second, and third row USB media hubs
Companion memory for Microchip Automotive USB Smart Hub devices such as USB84604 and USB84602

Memory IC Procurement Notes

Verify the specific suffix 'I/SNVAO' against official Microchip documentation to confirm industrial temperature range and RoHS compliance status. Ensure the ordering code matches the required automotive grade specifications. Confirm package availability and lead times directly with authorized distributors or the manufacturer, as these details are not included in technical datasheets.

Memory IC Selection Notes

Select this component when designing automotive infotainment systems requiring preloaded USB hub firmware. It is suitable for applications needing reliable non-volatile storage with SPI interface compatibility. Consider the 2.7 V to 3.6 V operating voltage range and 8-lead SOIC package constraints during PCB layout. Verify that the host controller supports the required SPI modes and clock speeds for optimal data throughput.

Memory IC Part Context

The USBF129 series serves as specialized firmware memory for Microchip's automotive USB ecosystem. It complements USB Smart Hub controllers by storing essential binary images and configuration settings. This integration reduces development time and engineering resources for manufacturers building compliant automotive USB interfaces.