M25P80-VMN3TPB - 8Mbit SPI NOR Flash 75MHz SOIC-8 | Micron
MPN: M25P80-VMN3TPB ✗ Cuối đờiM25P80-VMN3TPB Tóm tắt
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.
Bộ thay thế dễ dàng lắp đặt cho M25P80-VMN3TPB — cùng gói, chân-to-chân tương thích. Các bộ phận yêu cầu hàn PCB bị loại trừ.
Các biến thể trong loạt này
Các mẫu cùng loạt có thể lắp đặt dễ dàng tương thích với M25P80-VMN3TPB (cùng hình factor và footprint) — khác nhau ở Supply Voltage, Write Protection, Packaging, Memory Size, Organization.
M25P16-VMN3TPB
✅ Drop-InLiên hệ để biết giá
Xem tài liệu →M25P10-AVMN3P/X
✅ Drop-InLiên hệ để biết giá
Xem tài liệu →M25P80-VMN3P
✅ Drop-In📋 Tham chiếu thay thế (không có trong danh mục)
AT45DB081E-SSHN-B
✅ Drop-In📋 Tham chiếu thay thế (không có trong danh mục)
M25P80-VMN3TPB Tỷ lệ tối đa & tính chất điện
| Kiểu bộ nhớ | FLASH - NOR |
| Kích thước bộ nhớ | 8 Mbit (1M x 8) |
| Giao diện | SPI Serial |
| Tần số xung maksimum | 75 MHz |
| Điện áp cung cấp | 2.7 V to 3.6 V |
| Page Program Time | 0.64 ms typical (up to 256 bytes) |
| Tổ chức | 1M x 8 |
| Access Time | 6 ns |
| Hold Function | Yes (/HOLD pin) |
| Hộp / Vỏ | 8-SOIC (3.90 mm width, 0.154 inch) |
| Kiểu lắp đặt | 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 |
Cấu hình chân M25P80-VMN3TPB
| Chân 1 | /CS — Chip select, active low |
| Chân 2 | SO — Serial data output (MISO) |
| Chân 3 | /WP — Write protect, active low |
| Chân 4 | VSS — Ground |
| Chân 5 | SI — Serial data input (MOSI) |
| Chân 6 | SCK — Serial clock |
| Chân 7 | /HOLD — Hold, active low - pauses serial communication |
| Chân 8 | VCC — Power supply, 2.7 V to 3.6 V |
Ứng dụng tiêu biểu
M25P80-VMN3TPB phù hợp cho 6 Áp dụngs: 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.
Được đề xuất
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.
Được đề xuất
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.
Được đề xuất
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.
Được đề xuất
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.
Được đề xuất
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.
Được đề xuất
Tóm tắt các sản phẩm được đề xuất
Dữ liệu tham khảo kỹ thuật cho M25P80-VMN3TPB — so sánh, hướng dẫn thiết kế và thông tin tuân thủ.
Hướng dẫn chọn lựa
So sánh với các sản phẩm thay thế
| Tham số | Sản phẩm này | 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) |
Bảo phân biệt quan trọng
- Highest availability continuation path (vsAT45DB081E-SSHN-B)
- Pin-compatible upgrade path (vsM25P16-VMN3TPB)
- 75 MHz fast-read performance (vsM25P10-AVMN3P/X)
Ghi chú thiết kế
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.
Thông tin tuân thủ
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.
