M29W800FT70ZA3SE - 8Mbit 70ns NOR Flash | Micron | Embedded
Артикул: M29W800FT70ZA3SE ✓ Активен| Кол-во | Цена за ед. | Итого |
|---|---|---|
| 1 | $1.9 | $1,90 |
| 10 | $1.71 | $17,10 |
| 100 | $1.53 | $153,00 |
| 500 | $1.45 | $725,00 |
| 1.000 | $1.38 | $1.380,00 |
M29W800FT70ZA3SE Обзор
Parallel NOR flash is a nonvolatile memory technology that supports random-access reads directly on the CPU address bus, which distinguishes it from NAND flash and SPI NOR. Because code can execute in place (XIP) without copying to RAM, parallel NOR is the traditional choice for boot firmware, BIOS, and firmware storage in the memory hierarchy of embedded processors, microcontrollers, and communication equipment.
Key features of the M29W800FT70ZA3SE include the 70 ns access time for zero-wait-state reads from most embedded processors, a 16-bit data bus (512K x 16 organization) that halves address bus width versus x8 mode, and an extended industrial operating temperature range of -40C to +125C suitable for harsh environments. Block-protection features and erase/program command sets via standard CFI (Common Flash Interface) command programming simplify driver development.
Technically, the device uses SLC (single-level cell) NOR technology organized in boot sectors, with 3V single-supply operation for both program and erase. The TFBGA ball-grid array package provides a compact 6x8 mm footprint with improved thermal and mechanical performance over TSOP alternatives, and short bond wires support signal integrity at high bus speeds.
Typical applications include embedded processor boot code storage, automotive and industrial control modules requiring extended temperature range, telecom and networking line-card firmware, and set-top-box or printer firmware storage where in-place code execution is required.
When designing with this device, keep erase times and program-suspend features in mind: bulk erase is far slower than program, so firmware-update routines should use suspend/resume commands to keep the system responsive during updates.
This page synthesizes distributor pricing from LCSC, DigiKey, and Octopart, family drop-in alternatives, and practical design notes not found in the manufacturer datasheet.
Аналоги без доработки для M29W800FT70ZA3SE — тот же корпус, pin-to-pin совместимость. Компоненты в других корпусах, требующие переработки PCB, исключены.
Варианты в этой серии
Модели той же серии, совместимые без доработки с M29W800FT70ZA3SE (тот же форм-фактор и посадочное место) — отличается по Memory Type, Package, Packaging, Memory Size, Organization.
Инструмент быстрого сравнения — выберите альтернативные компоненты для сравнения бок о бок:
M29W800FT70ZA3E
✅ Прямая замена ⚠️ Характеристики не проверены📋 Справочный аналог (нет в каталоге)
M29W800FT70ZS3E
✅ Прямая замена ⚠️ Характеристики не проверены📋 Справочный аналог (нет в каталоге)
M29W800FB70ZA3E
✅ Прямая замена ⚠️ Характеристики не проверены📋 Справочный аналог (нет в каталоге)
M29W800FT70ZA3SE Характеристики
| Тип памяти | NOR Flash (Parallel) |
| Размер памяти | 8 Mbit |
| Организация памяти | 512K x 16 |
| Technology | SLC |
| Access Time | 70 ns |
| Интерфейс | Parallel |
| Напряжение питания | 2.7 V to 3.6 V |
| Рабочая температура | -40C to +125C |
| Корпус | 48-TFBGA (6x8 mm) |
| Тип монтажа | Surface Mount |
| Programming Interface | CFI command set |
| Boot Block Architecture | Top boot (FT = top boot block) |
| Density | 8 Mb |
| Chipset Validation | N/A |
Руководство по цоколевке M29W800FT70ZA3SE в корпусе 48-tfbga (6x8 mm)
Цоколевка для M29W800FT70ZA3SE (корпус 48-tfbga (6x8 mm)). Нумерация выводов, функции и схемы подключения определены в техническом описании производителя. Обратитесь к нему для точного посадочного места и рекомендаций по пайке.
Нет подробных данных о распиновке для M29W800FT70ZA3SE.
Обратитесь к даташиту для полной конфигурации выводов.
Типичное применение
M29W800FT70ZA3SE подходит для 6 применениеs: Embedded Boot Code Storage, Industrial Control Modules, Telecom and Networking Equipment, Automotive-Adjacent Modules, Legacy System Repair and Sustainment, Set-Top Box and Printer Firmware.
Embedded Boot Code Storage
The M29W800FT70ZA3SE is a natural fit for boot firmware storage because its 70 ns parallel random access allows the CPU to fetch the reset vector and execute in place (XIP) without first copying code into RAM. Organized as 512K x 16, the 16-bit bus halves the address pin count versus x8 configurations while sustaining zero-wait-state reads on typical embedded buses. Placed directly on the processor's memory controller with standard CFI command programming, it supports in-system firmware updates using program/erase suspend commands, keeping the system responsive during updates. Its 8Mbit density comfortably holds a bootloader plus a compressed OS image for industrial controllers and telecom line cards.
Рекомендуется
Industrial Control Modules
Industrial PLCs, motor drives, and factory automation controllers need nonvolatile code storage that survives wide temperature swings and years of field service. The M29W800FT70ZA3SE's -40C to +125C operating range exceeds typical industrial requirements, and its SLC NOR architecture provides deterministic read timing with no wear-leveling complexity for code that is rarely rewritten. The 2.7V to 3.6V single supply integrates cleanly with 3.3V logic rails, and the 48-TFBGA (6x8 mm) footprint saves board area versus legacy TSOP parallel flash. Its 70 ns access time supports direct memory-bus execution without wait states on most industrial microcontroller bus clocks.
Рекомендуется
Telecom and Networking Equipment
Line cards, routers, and base-station control boards traditionally store firmware in parallel NOR for reliable boot and in-place execution. The M29W800FT70ZA3SE fits this role with a 70 ns access time, a 512K x 16 organization that maps directly onto 16-bit processor buses, and CFI-standard command programming that simplifies driver portability across firmware versions. The extended -40C to +125C temperature range covers unconditioned outdoor telecom cabinets, while the compact 6x8 mm TFBGA suits high-density blade designs. Distributed stock (DigiKey ships same day; Octatronics lists 852 units) supports both new builds and field-repair spares as of 2026-09-04.
Рекомендуется
Automotive-Adjacent Modules
Body-control adjacent modules, sensors hubs, and telematics units benefit from the M29W800FT70ZA3SE's -40C to +125C rating, which spans the temperature envelope of many automotive cabin and engine-bay-adjacent locations. Its parallel bus XIP capability provides deterministic boot timing required by functional-safety-conscious startup sequences, and SLC NOR endurance handles the modest firmware-update frequency of automotive ECUs. Designers should confirm formal AEC-Q100 qualification status with Micron before safety-relevant deployment, as available listings describe a standard-grade part. The 48-TFBGA package's short bond wires also improve signal integrity on vibration-prone platforms compared with leaded TSOP packages.
Рекомендуется
Legacy System Repair and Sustainment
Many installed industrial, medical, and telecom platforms were designed around 8Mbit parallel NOR and remain in service for decades. The M29W800FT70ZA3SE provides a currently-stocked, same-form-factor source for board repairs and spare manufacturing of these systems: the 512K x 16 organization, 70 ns timing, 2.7V to 3.6V supply, and 48-ball TFBGA (6x8) footprint match the original M29W800 design-in parameters exactly. With in-stock availability at LCSC ($1.5250 as of 2026-09-04) and DigiKey (ships today), maintainers can avoid costly redesigns, and same-family FT/FB variants cover both top- and bottom-boot reset-vector conventions across legacy CPU families.
Рекомендуется
Set-Top Box and Printer Firmware
Set-top boxes, printers, and imaging equipment execute firmware from NOR flash at power-up before any mass storage is available. The M29W800FT70ZA3SE supports this with 70 ns XIP reads on a 16-bit bus, an 8Mbit capacity sized for bootloader plus compressed application images, and a CFI command set that shortens software bring-up across SoC vendors. Its 3.3V-compatible single supply simplifies the power tree, and the 6x8 mm TFBGA keeps the memory footprint small on cost-sensitive consumer boards. Firmware-update routines can use program/erase suspend so the device remains readable while background updates proceed, preventing UI stalls during over-the-network upgrades.
Рекомендуется
Сводка рекомендуемых товаров
Справочные инженерные данные для M29W800FT70ZA3SE — сравнение, рекомендации по проектированию и информация о соответствии.
Руководство по выбору
Сравнение с аналогами
| Параметр | Этот товар | M29W800FT70ZA3E | M29W800FT70ZS3E | M29W800FB70ZA3E |
|---|---|---|---|---|
| Package | 48-TFBGA (6x8 mm) | 48-TFBGA (6x8 mm) - same | 48-TFBGA (6x8 mm) - same | 48-TFBGA (6x8 mm) - same |
| Brand | Micron Technology | Micron Technology | Micron Technology | Micron Technology |
| Density | 8 Mbit | 8 Mbit | 8 Mbit | 8 Mbit |
| Organization | 512K x 16 | 512K x 16 | 512K x 16 | 512K x 16 |
| Access Time | 70 ns | 70 ns | 70 ns | 70 ns |
| Supply Voltage | 2.7 V to 3.6 V | 2.7 V to 3.6 V | 2.7 V to 3.6 V | 2.7 V to 3.6 V |
| Boot Block Orientation | Top boot (FT) | Top boot (FT) | Top boot (FT) | Bottom boot (FB) |
Ключевые отличия
- Top-boot block architecture with extended -40C to +125C range (против M29W800FB70ZA3E)
- Parallel bus XIP at 70 ns (против MT25QL128ABB1EW7)
- Currently stocked legacy-sustainment part (против M29W800FT70ZS3E)
Заметки по проектированию
The 70 ns access time is the fastest M29W800 grade, so bus timing margin matters. Keep address/data trace lengths matched within ~10 mm on the parallel bus and series-terminate (~22 to 33 ohm) long address lines to control ringing at fast edges. Verify the processor's external bus timing at worst-case temperature (-40C/+125C shifts output-driver strength) and confirm CE#-to-output-valid timing against the 70 ns figure from the manufacturer datasheet rather than assuming zero wait states across the full clock range.
Power the device from a clean 2.7V to 3.6V rail with 0.1 uF ceramic decoupling at each supply ball plus a 10 uF bulk capacitor, since program and erase operations draw transient current pulses on top of the read-baseline supply current. If the same 3.3V rail also feeds switching regulators or RF circuitry, add a ferrite bead isolation stage to prevent supply droop during erase bursts from resetting the memory controller. Confirm exact ICC read/program/erase figures from the Micron M29W800FT family datasheet before finalizing the power budget.
Do not confuse FT (top boot) and FB (bottom boot) suffixes: they are electrically identical in the same 48-TFBGA package but place the protected boot sectors at opposite ends of the address map, so an FB part in an FT-designed socket will locate the reset-vector code at the wrong address. Also verify the temperature/packing suffix digit (SE vs E vs S3) when ordering, as the same die ships in multiple grades. Erase operations take far longer than program operations - implement suspend/resume in your firmware-update driver so the CPU can keep servicing interrupts during bulk erase.
Информация о соответствии
Compliance status not stated in the provided verified web data; confirm RoHS/REACH and AEC-Q100 status on Micron's official part-detail page.
