MT29F1G01ABAFDSF
MT29F1G01ABAFDSF - 1Gbit SPI NAND Flash SLC, 16-SOIC
The Micron MT29F1G01ABAFDSF is a 1 Gbit (128 MB x 8) SPI NAND Flash memory built on Single-Level Cell (SLC) NAND technology, housed in a 16-pin SOIC (300 mil) package. According to the Micron 1Gb/2Gb/4Gb SPI NAND datasheet (m78a series), the device presents a standard serial peripheral interface and delivers sustained sequential read throughput suitable for code-shadowing and data-logging subsystems. The MT29F1G01ABAFDSF is the base ordering part number; the full ordering code is MT29F1G01ABAFDSF-AAT:F, where -AAT:F denotes the automotive temperature grade (-40 °C to +105 °C) and the F-suffix tape-and-reel packaging option.
A SPI NAND Flash is a non-volatile memory that uses a low-pin-count serial peripheral interface (SPI) instead of the wide parallel bus of traditional raw NAND. Compared with parallel NAND, SPI NAND dramatically simplifies board layout, frees up host GPIO, and lets the same footprint scale across densities. SLC stores one bit per cell, trading density for higher endurance, faster write speeds, and stronger data retention than MLC/TLC, making SPI NAND the preferred choice for boot, firmware, and frequent-write embedded workloads.
Key features of the MT29F1G01ABAFDSF include 1 Gbit SLC NAND density, x1/x2/x4 SPI bus widths with a standard pinout that is pin-compatible across Micron 1 Gb, 2 Gb, and 4 Gb SPI NAND devices, internal ECC support, and a 1.8 V/3.3 V compatible interface. The 16-SOIC package gives 0.295 inch (7.50 mm) body width and supports hand or reflow soldering. The -AAT:F suffix qualifies the part to the automotive -40 °C to +105 °C range, which is why distributors and Micron list this MPN under both the standard catalog and the automotive SLC NAND catalog.
Architecturally, the device integrates a 1 Gbit SLC NAND array with an internal SPI controller, on-die ECC engine, and a 2 KB cache register for page operations (typical page size 2048 + 64 bytes). The on-die ECC reduces host MCU/MPU firmware load and improves random read/write reliability. Standard SPI commands (Read, Page Program, Block Erase, Read ID, Status Read, ECC Status) follow the JEDEC-compatible SPI NAND command set, allowing drop-in replacement among compliant devices.
Typical applications include automotive infotainment and cluster boot storage, industrial gateways, the boot/parameter region of IoT nodes, point-of-sale terminals, printer firmware storage, and any SPI-based MCU platform (e.g., automotive telematics, body controllers, sensor hubs) that needs higher endurance than SPI NOR at lower cost per bit.
When designing with this device, verify the host MCU supports 2 KB page reads and the chosen SPI mode (mode 0 / mode 3). Use Micron's TN-29-71 SPI NAND design guide for layout and decoupling recommendations, and confirm whether your firmware relies on internal ECC or external Hamming/BCH code.
This page synthesizes Micron distributor pricing, drop-in same-package alternatives (including the AUT and IT suffixes and the 2 Gb/4 Gb density siblings), and design notes that go beyond the bare datasheet, providing a single decision-ready reference for engineers evaluating the MT29F1G01ABAFDSF-AAT:F for production.
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