M25P80-VMN3TPB - 8Mbit SPI NOR Flash 75MHz SOIC-8 | Micron
MPN： M25P80-VMN3TPB ✗ 停產M25P80-VMN3TPB 概覽
Serial NOR Flash is a non-volatile memory category within the broader Flash memory hierarchy (memory IC -> Flash memory -> NOR Flash -> serial SPI NOR Flash). Unlike parallel Flash, serial NOR uses a reduced pin count SPI interface, trading some bandwidth for board space, simplicity, and lower cost, which makes it the dominant choice for code storage in embedded systems.
Key features include the 75 MHz maximum clock rate, page programming of up to 256 bytes in 0.64 ms typical, sector erase capability, and hardware and software write protection. The JEDEC-standard SPI command set and dedicated write-protect and hold pins simplify integration with virtually any microcontroller with an SPI peripheral.
Architecturally, the device is organized as 16 sectors of 64 KB (1 Mbyte total), with page program and bulk/sector erase commands managed by an internal state machine. Supply range of 2.7V to 3.6V makes it compatible with standard 3.3V logic rails, and the hold pin allows the serial bus to be paused without deselecting the device.
Typical applications include boot code and firmware storage for microcontrollers and FPGAs, parameter and calibration data storage in industrial equipment, and configuration memory in networking and consumer electronics. The SPI interface and small SOIC-8 footprint fit space-constrained embedded designs.
Design consideration: honor the sector erase before page program requirement - the M25P80 can only program bits from 1 to 0, so software must erase (setting bits back to 1) at 64 KB sector granularity before rewriting, which influences firmware update layout.
This page synthesizes distributor pricing, drop-in alternatives, cross-reference data, and practical design notes not found in the manufacturer datasheet.
直接替換替代品，適用於 M25P80-VMN3TPB — 相同封裝，腳位對腳位相容。需重新設計 PCB 的不同封裝零件不列入。
此系列的變體
與下列產品可直接替換的同系列型號： M25P80-VMN3TPB （相同外形與佔位） — 差異在於 Supply Voltage, Write Protection, Packaging, Memory Size, Organization.
M25P16-VMN3TPB
✅ 直接替換聯絡詢價
查看資料表 →M25P10-AVMN3P/X
✅ 直接替換聯絡詢價
查看資料表 →M25P80-VMN3P
✅ 直接替換📋 參考替代品（不在目錄中）
AT45DB081E-SSHN-B
✅ 直接替換📋 參考替代品（不在目錄中）
M25P80-VMN3TPB 最大額定值與電氣特性
| 記憶體類型 | FLASH - NOR |
| 記憶體容量 | 8 Mbit (1M x 8) |
| 介面 | SPI Serial |
| 最大時脈頻率 | 75 MHz |
| 供應電壓 | 2.7 V to 3.6 V |
| Page Program Time | 0.64 ms typical (up to 256 bytes) |
| 組織 | 1M x 8 |
| Access Time | 6 ns |
| Hold Function | Yes (/HOLD pin) |
| 封裝 / 外殼 | 8-SOIC (3.90 mm width, 0.154 inch) |
| 安裝類型 | Surface Mount |
| ECCN | EAR99 |
| Country of Origin | Malaysia |
| Packaging | Tape & Reel (TPB suffix) |
| Introduction Date | May 04, 2011 |
| Lifecycle | EOL / Obsolete per distributor cross-reference data; Alliance Memory continues supply |
M25P80-VMN3TPB 腳位配置
| 腳位 1 | /CS — Chip select, active low |
| 腳位 2 | SO — Serial data output (MISO) |
| 腳位 3 | /WP — Write protect, active low |
| 腳位 4 | VSS — Ground |
| 腳位 5 | SI — Serial data input (MOSI) |
| 腳位 6 | SCK — Serial clock |
| 腳位 7 | /HOLD — Hold, active low - pauses serial communication |
| 腳位 8 | VCC — Power supply, 2.7 V to 3.6 V |
典型應用
M25P80-VMN3TPB 適用於 6 應用s: MCU Boot and Firmware Storage, FPGA Configuration Memory, Industrial Parameter and Calibration Storage, Networking Equipment Configuration, Consumer Electronics Code Storage, Medical Device Data Logging.
MCU Boot and Firmware Storage
The M25P80-VMN3TPB is a classic choice for storing bootloader and application firmware in 32-bit microcontroller systems. Its 1 Mbyte array holds a main image plus a backup for fail-safe OTA-style updates, and the 75 MHz SPI clock lets a Cortex-M class MCU shadow code into RAM in tens of milliseconds. The 256-byte page granularity aligns with typical flash-driver buffer sizes, and the 0.64 ms typical program time keeps firmware update cycles short. Design the update loader around the sixteen 64 KB sectors, since erase must happen at sector granularity before reprogramming pages.
推薦
FPGA Configuration Memory
Small and mid-range FPGAs load configuration bitstreams at power-up from a serial SPI Flash; the M25P80-VMN3TPB's 8 Mbit capacity covers bitstreams up to 1 Mbyte and the 75 MHz read clock minimizes configuration latency after power-on. The /HOLD pin allows sharing the SPI bus with other peripherals without aborting an in-progress configuration read. Because the M25P series is EOL at Micron, new FPGA designs should validate the Alliance Memory continuation part or migrate to MT25Q series devices, which retain SPI read compatibility for master-serial configuration modes.
推薦
Industrial Parameter and Calibration Storage
Factory settings, sensor calibration tables, and runtime counters need non-volatile storage that survives power cycles for decades. The M25P80-VMN3TPB's 2.7V-3.6V single supply integrates directly with standard 3.3V industrial logic, and the hardware /WP pin plus software block protection prevents accidental corruption of calibration data by runaway code. With 1 Mbyte across sixteen 64 KB sectors, designers can dedicate sectors to wear-levelled parameter logging while reserving others for read-only calibration constants written once at production.
推薦
Networking Equipment Configuration
Routers, switches, and industrial gateways store MAC addresses, board serials, and device trees in serial NOR Flash. The M25P80's JEDEC-standard SPI command set works with every common BootROM, and its SOIC-8 footprint of roughly 5 x 4 mm fits dense line-card layouts. The advanced write-protection mechanisms described in the datasheet let provisioning data be locked after manufacturing, hardening the device against tampering. At 75 MHz, the bootloader retrieves configuration in milliseconds, keeping power-on-to-service time low in rack equipment.
推薦
Consumer Electronics Code Storage
Set-top boxes, small appliances, and IoT endpoints use 8 Mbit SPI NOR as the lowest-cost boot medium. The M25P80-VMN3TPB's EOL status makes its pricing attractive for existing validated designs continuing via Alliance Memory supply. The 3.3V interface, low pin count, and industry-standard SOP8 case support automated assembly on high-volume lines, and EAR99 classification simplifies global shipping. For new consumer designs, budget the migration to a currently active SPI NOR family to avoid future last-time-buy risk.
推薦
Medical Device Data Logging
Portable diagnostic and monitoring equipment requires reliable storage of patient session data and device configuration. The M25P80-VMN3TPB provides 1 Mbyte of non-volatile memory with hardware write protection to safeguard audit trails, and the SPI interface adds minimal board complexity in battery-powered handhelds where space is at a premium. Its 2.7V-3.6V operation pairs with single-cell-boosted 3.3V rails, and the /HOLD pin lets the host MCU pause Flash access to service interrupts without losing bus context, which matters in real-time acquisition loops.
推薦
推薦產品摘要
工程參考資料，適用於 M25P80-VMN3TPB — 比較、設計指引及合規資訊。
選型指南
與替代品比較
| 參數 | 本產品 | M25P16-VMN3TPB | M25P10-AVMN3P/X | M25P80-VMN3P | AT45DB081E-SSHN-B |
|---|---|---|---|---|---|
| Package | 8-SOIC (3.90 mm) | 8-SOIC (3.90 mm) - same | 8-SOIC (3.90 mm) - same | 8-SOIC (3.90 mm) - same | 8-SOIC - same outline, verify pin map |
| Brand | Micron Technology (Alliance Memory continuation) | Micron Technology | Micron Technology | Micron Technology | Adesto Technologies |
| Memory Size | 8 Mbit (1M x 8) | 16 Mbit | 1 Mbit | 8 Mbit | 8 Mbit |
| Interface / Command Set | SPI, M25P sector/page commands | SPI, M25P commands - identical | SPI, M25P commands - identical | SPI, M25P commands - identical | SPI, DataFlash commands - differs |
| Lifecycle Status | EOL (Alliance Memory continues) | EOL (Alliance Memory continues) | EOL (Alliance Memory continues) | EOL (Alliance Memory continues) | Active (Adesto/Renesas) |
主要差異化特點
- Highest availability continuation path (對比AT45DB081E-SSHN-B)
- Pin-compatible upgrade path (對比M25P16-VMN3TPB)
- 75 MHz fast-read performance (對比M25P10-AVMN3P/X)
設計說明
Place a 0.1 uF ceramic decoupling capacitor within 3 mm of the VCC pin (pin 8) and connect VSS (pin 4) directly to a solid ground plane. At the 75 MHz maximum SCK rate, keep traces under 10 cm and add 22-33 ohm series resistors on SCK and SI if the bus is shared or routed long, to damp ringing and reduce overshoot on the 3.3V inputs.
NOR Flash can only program bits from 1 to 0; an erase (all 1s) must precede rewriting. Erase granularity is 64 KB sectors, so a firmware update touching one page forces a full sector read-modify-erase-write cycle. Design your image layout with sector-aligned regions and include power-fail recovery, since losing power mid-erase corrupts the whole sector.
This part is EOL at Micron. For new designs, verify the Alliance Memory continuation part matches your timing requirements and confirm your host driver reads the JEDEC device ID to distinguish 8 Mbit from 16 Mbit family members. Never assume 5V tolerance - the M25P80 is a 2.7V-3.6V device only; level-shift 5V SPI buses.
Estimate: at 3.3V supply with typical read current on the order of a few mA (per manufacturer datasheet typical values), average power is roughly 10 mW during read bursts; deep power-down command reduces standby consumption to microamp level. Use the deep power-down instruction in battery-operated designs between accesses.
合規資訊
Compliance status not stated in provided web data; ECCN EAR99 and country of origin Malaysia are confirmed. Verify RoHS/REACH declarations with Alliance Memory before production orders.
