M25P16-VMN6P - 16Mb SPI NOR Flash 75MHz SOIC-8 | Micron
MPN: M25P16-VMN6P ✗ پایان تولیدM25P16-VMN6P نمای کلی
A NOR Flash memory is a non-volatile storage technology that retains data without power and supports random (byte-level) read access, unlike NAND Flash which is read sequentially by page. The NOR architecture makes it ideal for code storage and execute-in-place (XIP) boot ROM applications where deterministic, low-latency reads are required at system power-up. The SPI (Serial Peripheral Interface) bus reduces pin count versus parallel NOR, allowing the device to share a 4-wire (or 3-wire) bus with other peripherals and saving PCB area in compact embedded designs.
Key specifications include a 75 MHz SPI clock (50 MHz for legacy read commands), 32-Kbyte and 64-Kbyte sector architecture, JEDEC 2-byte electronic signature, and an industry-standard command set compatible with many prior-generation SPI Flash devices. The 8-pin SOIC package provides 3 mm x 4.9 mm board area, supporting both commercial (0 C to 70 C) and industrial (-40 C to +85 C) operating ranges.
The M25P16 architecture uses a single 2.7-3.6 V supply, on-chip write/erase voltage generation, and a deep power-down mode drawing typically 1 uA for battery-backed applications. Hardware sector protection and software block-lock bits allow designers to enforce bootloader read-only zones for secure firmware-update implementations.
Typical applications include router firmware storage, IoT sensor node boot memory, set-top box data logging, industrial PLC parameter storage, and consumer electronics such as printers and smart-home gateways where small-footprint code and parameter storage is required. Compared to EEPROM, NOR Flash provides higher density per die at lower cost per Mbit but requires block-level erase before write.
When designing with this device, ensure VCC decoupling of 100 nF plus 4.7 uF is placed within 5 mm of the VCC pin to suppress write/erase inrush transients. The /WP and /HOLD pins must be tied to VCC (or pulled high) if unused, and the /CS line must be returned to logic high between commands to reset the SPI state machine.
جایگزین‌های drop-in برای M25P16-VMN6P — همان پکیج، سازگار پین‌به‌پین. قطعات با پکیج متفاوت که نیاز به تغییر PCB دارند مستثنی هستند.
گونه‌ها در این سری
مدل‌های هم‌سری که جایگزین مستقیم هستند برای M25P16-VMN6P (همان فرم‌فاکتور و فوت‌پرینت) — متفاوت در Memory Type, Package, Interface, Memory Size, Operating Temperature.
M25P16-VMN6PBA
✅ جایگزین مستقیم📋 جایگزین مرجع (خارج از کاتالوگ)
M25PX16-VMN6P
✅ جایگزین مستقیم📋 جایگزین مرجع (خارج از کاتالوگ)
W25Q16JVSNIQ
✅ جایگزین مستقیم📋 جایگزین مرجع (خارج از کاتالوگ)
MX25L1606EM2I-12G
✅ جایگزین مستقیم📋 جایگزین مرجع (خارج از کاتالوگ)
GD25Q16CEIG
✅ جایگزین مستقیم📋 جایگزین مرجع (خارج از کاتالوگ)
M25P16-VMN6P حداکثر مقادیر مجاز و مشخصات الکتریکی
| نوع حافظه | NOR Flash |
| اندازه حافظه | 16 Mbit (2 Mbit x 8) |
| رابط | SPI (Serial Peripheral Interface) |
| حداکثر فرکانس کلاک | 75 MHz |
| Supply Voltage (VCC) | 2.7 V to 3.6 V |
| Page Size | 256 bytes |
| Sector Size | 64 KB (with 32 KB sub-sector option) |
| Program Time (per page) | 1.4 ms typical |
| Sector Erase Time | 0.65 s typical |
| Bulk Erase Time | 4 s typical |
| دمای کاری | -40 C to +85 C (industrial grade) |
| بسته‌بندی | 8-pin SOIC (SO8) |
| تعداد پایه | 8 |
| نوع نصب | Surface Mount |
| وضعیت RoHS | Compliant |
| End-of-Life Status | EOL - last time buy announced by Micron; migrate to M25P16-VMN6PBA or successor families |
پیکربندی پین M25P16-VMN6P
| پین 1 | /CS — Chip select, active low - enables SPI communication |
| پین 2 | DO (SO) — Serial data out (MISO) - driven by the Flash during reads |
| پین 3 | /WP — Write protect, active low - hardware lock for status register writes |
| پین 4 | GND — Ground reference |
| پین 5 | DI (SI) — Serial data in (MOSI) - command, address, and data input |
| پین 6 | SCK — Serial clock from the master, up to 75 MHz |
| پین 7 | /HOLD — Hold, active low - pauses serial communication without resetting |
| پین 8 | VCC — Power supply, 2.7 V to 3.6 V |
کاربردهای معمول
M25P16-VMN6P مناسب است برای 7 کاربردs: Router / Gateway Firmware Storage, IoT Sensor Node Boot Memory, Industrial PLC Parameter Storage, Set-Top Box Data Logging, Consumer Printer Firmware, Smart Home Gateway, Automotive Infotainment Boot Memory.
Router / Gateway Firmware Storage
The M25P16-VMN6P suits router and gateway firmware storage where deterministic code shadowing from SPI to RAM is required at boot. Its 16 Mbit density holds a complete Linux kernel plus rootfs, and the 75 MHz SPI clock enables 9.375 MB/s read throughput for fast boot. Unlike NAND, NOR's byte-addressable reads allow execute-in-place (XIP) directly from the Flash if the host CPU supports SPI-XIP, reducing RAM footprint. The industrial temperature grade supports outdoor CPE installations.
پیشنهادی
IoT Sensor Node Boot Memory
In IoT sensor nodes, the M25P16-VMN6P stores bootloader, application firmware, and persistent configuration across power cycles. The 2.7 V minimum supply matches coin-cell or Li-Ion battery rails, and the deep power-down mode drawing 1 uA typical extends battery life in sleep. Its hardware /WP pin protects bootloader sectors from accidental overwrite during field firmware updates, and the 100k endurance cycles per sector comfortably exceeds yearly OTA update schedules for sensor deployments.
پیشنهادی
Industrial PLC Parameter Storage
The M25P16-VMN6P fits industrial PLC parameter storage where calibration coefficients, recipe data, and event logs must survive brown-outs and long field lifetimes. Its 20-year data retention and 100k program/erase cycles per sector support decades of industrial service. The hardware /WP pin can be tied to a supervisory reset circuit to block writes during voltage sag, while 32 KB sub-sector erase enables efficient parameter updates without erasing adjacent data.
پیشنهادی
Set-Top Box Data Logging
Set-top boxes benefit from the M25P16-VMN6P's 16 Mbit density for storing boot logos, channel lists, and DRM certificates. The SPI interface shares pins with other peripherals like the demodulator and HDMI controller, simplifying PCB routing. Bulk erase in 4 s and page program in 1.4 ms provide reasonable throughput for occasional firmware updates delivered via broadcast or Ethernet.
پیشنهادی
Consumer Printer Firmware
Inkjet and laser printers use the M25P16-VMN6P to store firmware, font tables, and printer status logs. Its 256-byte page size aligns with typical font block sizes, allowing fast incremental updates during factory calibration. The 8-pin SOIC footprint sits easily beside the main SoC with minimal PCB area impact, and the wide 2.7-3.6 V supply tolerates USB-powered designs.
پیشنهادی
Smart Home Gateway
Smart-home gateways use the M25P16-VMN6P for Z-Wave/Zigbee stack firmware, device pairing tables, and event logs. The industrial temperature grade handles attic or basement installation environments, and the deep power-down mode preserves battery backup during outages. SPI shares the bus with the wireless transceiver, reducing GPIO count on the gateway MCU.
پیشنهادی
Automotive Infotainment Boot Memory
Although the standard M25P16-VMN6P is commercial/industrial grade, it is widely used in non-safety automotive infotainment head units and cluster displays where AEC-Q100 is not mandatory. Its 75 MHz SPI supports quick boot of HMI images from Flash to display controller, and the wide voltage range tolerates load-dump transients on the 12 V battery rail downstream of the regulator.
پیشنهادی
خلاصه محصولات پیشنهادی
داده‌های مرجع مهندسی برای M25P16-VMN6P — مقایسه، راهنمای طراحی و اطلاعات انطباق.
راهنمای انتخاب
مقایسه با جایگزین‌ها
| پارامتر | این محصول | M25P16-VMN6PBA | M25PX16-VMN6P | W25Q16JVSNIQ | MX25L1606EM2I-12G | GD25Q16CEIG |
|---|---|---|---|---|---|---|
| Brand | Micron Technology | Micron Technology | Micron Technology | Winbond | Macronix | GigaDevice |
| Package | 8-pin SOIC (SO8) | 8-pin SOIC (SO8) - same | 8-pin SOIC (SO8) - same | 8-pin SOIC (SO8) - same | 8-pin SOIC (SO8) - same | 8-pin SOIC (SO8) - same |
| Density | 16 Mbit | 16 Mbit | 16 Mbit | 16 Mbit | 16 Mbit | 16 Mbit |
| Maximum SPI Clock | 75 MHz | 75 MHz | 75 MHz | 133 MHz | 86 MHz | 80 MHz |
| Quad-SPI Support | No (standard SPI only) | No | Yes (dual and quad I/O) | Yes (quad-SPI) | Yes (quad-SPI) | Yes (quad-SPI) |
| 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 | 2.7 V to 3.6 V | 2.7 V to 3.6 V |
| Sector Architecture | 64 KB sectors with 32 KB sub-sector | 64 KB / 32 KB | 64 KB / 32 KB | 4 KB / 32 KB / 64 KB | 4 KB sub-sector + 64 KB sector | 4 KB sub-sector + 32/64 KB sector |
| Page Program Time (typ) | 1.4 ms (256 B) | 1.4 ms (256 B) | 1.4 ms (256 B) | 0.5 ms (256 B) | 0.7 ms (256 B) | 0.6 ms (256 B) |
| Operating Temperature | -40 C to +85 C | -40 C to +85 C | -40 C to +85 C | -40 C to +85 C | -40 C to +85 C | -40 C to +85 C |
| Lifecycle Status | EOL (last time buy) | Active | EOL | Active | Active | Active |
تفاوت‌های کلیدی
- Industry-standard 75 MHz SPI bus with Micron-proven command set (در مقابلW25Q16JVSNIQ)
- Single-supply 2.7 V to 3.6 V operation with internal charge pump (در مقابلM25PX16-VMN6P)
- Hardware /WP and /HOLD pins for system-level protection (در مقابلGD25Q16CEIG)
یادداشت‌های طراحی
Provide a 100 nF X7R ceramic capacitor plus a 4.7 uF X5R bulk capacitor within 5 mm of the VCC pin to decouple write/erase inrush currents. The on-chip charge pump draws brief bursts during sector erase; an undersized bulk cap can cause VCC droop that triggers spurious watchdog resets. Tie /CS high during VCC ramp-up to keep the device in standby mode.
Route SPI traces (SCK, SI, SO, /CS) as a matched-length group with 50 ohm characteristic impedance and keep total trace length under 50 mm at 75 MHz. Place a 22-33 ohm series resistor near the master SCK output to dampen reflections. Keep the Flash away from switching DC-DC converters and route the VCC trace with a star topology from the LDO output to minimize noise coupling.
Do not leave /WP or /HOLD floating; both must be tied high through 10 kohm pull-ups to VCC if unused. Floating inputs can pick up noise and inadvertently lock the status register or pause the SPI state machine. Verify the Read-ID command (0x9F) returns JEDEC ID 0x20 0x15 0x15 (Micron M25P16) before issuing any other command to confirm bus integrity.
At 75 MHz SCK, the SO output rise/fall time should be checked against the master MCU's setup-and-hold requirements. If the master samples SO too close to the SCK edge, insert a small series resistor (10-22 ohm) at SO to slow the edge. Place a ground guard trace between SO and SCK to reduce crosstalk on long bus runs.
اطلاعات انطباق
RoHS and REACH compliant per Micron product page. Standard M25P16-VMN6P is not AEC-Q100 qualified; choose automotive-grade variants separately for safety applications. Halogen-free per JEDEC JS709.
