M25P16-VMF3PB - 16Mbit SPI NOR Flash 75MHz | Micron
料号： M25P16-VMF3PB ✓ 量产中| 数量 | 单价 | 小计 |
|---|---|---|
| 1 | $1.67 | $1.67 |
| 10 | $1.54 | $15.40 |
| 100 | $1.38 | $138.00 |
| 500 | $1.25 | $625.00 |
| 1,000 | $1.12 | $1,120.00 |
M25P16-VMF3PB 概述
Serial NOR Flash is a non-volatile memory category that stores code and data in a NOR array architecture, allowing random access to any address through a simple serial peripheral interface (SPI). In the system memory hierarchy, it sits alongside parallel NOR and NAND Flash as a code-storage device, and is a direct descendant of the Numonyx/ST M25P family later acquired into the Micron portfolio. Compared with parallel Flash, SPI NOR reduces pin count, board area, and controller I/O requirements, which is why it dominates boot-code and firmware-storage roles in embedded designs.
Key features of the M25P16-VMF3PB include its 75 MHz maximum clock frequency for fast code shadowing and XIP-style access, 2 Mb x 8 organization with 32 sectors of 64 Kbyte each (4 Kbyte subsector granularity via standard erase commands), advanced write-protection mechanisms, and deep power-down mode for minimum standby consumption. The automotive-grade suffix (PB, extended temperature) supports designs qualified to demanding environmental requirements.
Architecturally, the device executes a standard SPI command set: READ and FAST_READ for data retrieval, PAGE PROGRAM for 256-byte page writes, SECTOR ERASE and BULK ERASE for content management, plus status-register and write-protect commands. The dedicated HOLD pin pauses serial communication without releasing the bus, and a hardware reset pin (S_RST on the 16-pin package) allows recovery of the serial interface.
Typical applications include boot firmware storage for DSPs and microcontrollers, FPGA configuration bitstreams, parameter and calibration data storage in automotive modules, industrial drives, and set-top-box platforms.
When designing with this device, verify hold times at the full 75 MHz clock and decouple VCC with 100 nF close to the supply pin; the 16-SOP2 footprint is wider than the 8-SO variant, so confirm the land pattern before second-sourcing.
This page synthesizes distributor pricing, verified drop-in alternatives, and practical design notes not found in the manufacturer datasheet.
直接替换替代料： M25P16-VMF3PB ——相同封装，引脚兼容。需要 PCB 改动的不同封装料号已排除。
本系列中的变体
可与以下型号直接替换的同系列型号： M25P16-VMF3PB （相同外形与封装尺寸） ——差异在于 Interface, Memory Type, Operating Temperature, Package, Write Protection.
快速对比工具——选择替代料号进行并排对比：
M25P16-VMF6PB
✅ 直接替换 ⚠️ 规格未核验📋 参考替代料（不在目录中）
M25P16-VMF3P
✅ 直接替换 ⚠️ 规格未核验📋 参考替代料（不在目录中）
M25PE16-VMF3PB
✅ 直接替换 ⚠️ 规格未核验📋 参考替代料（不在目录中）
M25P16-VMF3TPB
✅ 直接替换✓ 有现货
联系询价
查看数据手册 →M25P16-VMN3P
✅ 直接替换📋 参考替代料（不在目录中）
M25P16-VMF3PB 最大额定值与电气特性
| 存储器类型 | NOR Flash, Serial SPI |
| 存储容量 | 16 Mbit (2 Mb x 8) |
| 接口 | SPI-compatible bus |
| 最大时钟频率 | 75 MHz |
| 电源电压 | 2.7 V to 3.6 V |
| 存储组织 | 2M x 8 |
| Access Time | 15 ns |
| 封装 | 16-SOP2 (16-SO), surface mount |
| 工作温度 | -40 C to +125 C |
| Program Command | PAGE PROGRAM, 256-byte pages |
| Erase Granularity | Sector erase (64 Kbyte) / Bulk erase |
| Write Protection | Advanced write-protection mechanisms |
| Power-Down Mode | Deep power-down supported |
| Grade | Automotive (extended temperature) |
| 安装类型 | Surface Mount |
| Packing | Tape & Reel (PB suffix) |
M25P16-VMF3PB 引脚配置
| 引脚 1 | HOLD — Hold serial communication (pause without releasing bus) |
| 引脚 2 | VCC — Power supply, 2.7 V to 3.6 V |
| 引脚 3 | NC — Not connected (per datasheet) |
| 引脚 4 | NC — Not connected (per datasheet) |
| 引脚 5 | NC — Not connected (per datasheet) |
| 引脚 6 | NC — Not connected (per datasheet) |
| 引脚 7 | S_RST — Hardware reset of serial interface |
| 引脚 8 | SI — Serial data input (command/address/data in) |
| 引脚 9 | SCK — Serial clock, up to 75 MHz |
| 引脚 10 | S# — Chip select, active low |
| 引脚 11 | SO — Serial data output |
| 引脚 12 | GND — Ground |
| 引脚 13 | NC — Not connected (per datasheet) |
| 引脚 14 | NC — Not connected (per datasheet) |
| 引脚 15 | NC — Not connected (per datasheet) |
| 引脚 16 | NC — Not connected (per datasheet) |
典型应用
M25P16-VMF3PB 适用于 6 应用s: FPGA Configuration Storage, DSP Boot Firmware Storage, Automotive Module Parameter Storage, Industrial PLC and Motor Drive Firmware, Set-Top Box and Consumer Electronics, Medical Device Code and Data Storage.
FPGA Configuration Storage
The M25P16-VMF3PB stores FPGA configuration bitstreams where its 16 Mbit capacity covers mid-range devices and its 75 MHz SPI clock via FAST_READ minimizes configuration latency versus 20-33 MHz legacy Flash. Placed between the FPGA configuration engine and the 3.3 V rail with 100 nF decoupling, the device streams the bitstream through the SCK/SI/SO lines while the FPGA holds S# low. The S_RST pin allows serial-interface recovery in reconfigurable systems without power cycling. Because configuration errors are unrecoverable at boot, the part's automotive -40 C to +125 C rating and Micron write-protection mechanisms guard the bitstream against accidental sector corruption during field firmware updates.
推荐
DSP Boot Firmware Storage
DSP boot kernels for SHARC-class processors are commonly held in M25P16 serial NOR; EngineerZone discussions on ADI SHARC booting reference the M25P16 directly as the industry-standard boot device. The 2 Mb x 8 organization maps naturally to byte-addressed boot loaders, and the 75 MHz clock shortens boot time: Estimated: reading a 512 Kbyte kernel at 75 MHz with FAST_READ takes roughly 60 ms versus ~150 ms at 33 MHz. The device sits between the DSP SPI master and the 2.7-3.6 V supply, requiring only chip-select, clock, and two data lines. Its deep power-down mode keeps residual system power near zero after boot completes, an advantage in battery-backed instruments.
推荐
Automotive Module Parameter Storage
In automotive ECUs, body controllers, and sensor modules, the M25P16-VMF3PB stores calibration tables, VIN data, and fault logs. Its -40 C to +125 C operating range and automotive suffix (PB) align with under-hood and engine-bay ambient profiles, while the 2.7-3.6 V supply matches standard 3.3 V logic domains derived from the 12 V battery rail. Write protection prevents corruption of safety-relevant calibration during brown-out events; the sector-erase architecture (32 x 64 Kbyte sectors) supports wear-managed logging zones. Designers should implement power-fail detection to avoid interrupted PAGE PROGRAM cycles, since a lost 256-byte page in a calibration table can render the module non-functional until reflashing.
推荐
Industrial PLC and Motor Drive Firmware
Industrial programmable controllers and motor drives use the M25P16-VMF3PB as non-volatile storage for firmware images, IEC-style application code, and parameter sets. The wide -40 C to +125 C temperature range tolerates cabinet and drive-heat environments, and the 15 ns access figure reflects internal SRAM-like read pipelines through FAST_READ at the SPI clock. Because industrial boards must survive years of field updates, the advanced write-protection mechanisms lock a golden-image sector that a bootloader can restore from after a failed update. The SPI bus also simplifies isolation: only four signals cross any galvanic-isolation barrier, unlike parallel Flash with dozens of address/data lines.
推荐
Set-Top Box and Consumer Electronics
Set-top boxes, networked cameras, and smart-home hubs historically used M25P-class serial NOR for boot code and secure-loader storage. The M25P16-VMF3PB's 16 Mbit holds a compact boot loader plus recovery image, while cost-sensitive consumer BOMs benefit from the roughly $1.1-$1.7 unit price band as of 2026-09-02. The 3.3 V SPI interface connects directly to SoC boot ROMs, and the 16-SOP2 wide-body package is friendly to hand assembly and rework on consumer production lines. Note that for consumer-grade (0-70 C) builds, cheaper standard-temperature M25P16 ordering codes exist; the VMF3PB's automotive grade adds margin for enclosed, fanless products running hot.
推荐
Medical Device Code and Data Storage
Portable diagnostics and clinical monitoring instruments use the M25P16-VMF3PB for storing firmware and patient-session metadata. The extended -40 C to +125 C rating comfortably covers autoclave-adjacent and cold-chain transport conditions, and deep power-down minimizes battery drain between measurement cycles in handheld probes. Its deterministic SPI read timing at 75 MHz supports checksum verification of firmware at power-on within tens of milliseconds - Estimated: CRC over 1 Mbyte at 75 MHz FAST_READ takes about 110 ms, imperceptible in a boot sequence. Micron write protection helps satisfy design-control requirements that calibration constants cannot be altered by application software faults.
推荐
推荐产品汇总
工程参考数据： M25P16-VMF3PB ——对比、设计指导和合规信息。
选型指南
与替代料对比
| 参数 | 本产品 | M25P16-VMF6PB | M25P16-VMF3P | M25PE16-VMF3PB | M25P16-VMF3TPB | M25P16-VMN3P |
|---|---|---|---|---|---|---|
| Package | 16-SOP2 | 16-SOP2 - same | 16-SOP2 - same | 16-SOP2 - same | 16-SOP2 - same | 16-SOP2 - same |
| Brand | Micron Technology | Micron Technology | Micron Technology | Micron Technology | STMicroelectronics | STMicroelectronics |
| Memory Size | 16 Mbit | 16 Mbit | 16 Mbit | 16 Mbit | 16 Mbit | 16 Mbit |
| Max Clock Frequency | 75 MHz | 75 MHz | 75 MHz | 75 MHz | 75 MHz | 75 MHz |
| 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 |
| Operating Temperature | -40 C to +125 C | -40 C to +125 C | -40 C to +85 C (industrial) | -40 C to +125 C | -40 C to +125 C | -40 C to +85 C |
| Erase Granularity | Sector (64 Kbyte) / Bulk | Sector (64 Kbyte) / Bulk | Sector (64 Kbyte) / Bulk | Page (4 Kbyte) / Sector / Bulk | Sector (64 Kbyte) / Bulk | Sector (64 Kbyte) / Bulk |
关键差异点
- Automotive temperature grade in wide-body package （对比 M25P16-VMN3P)
- Pin-to-pin Micron lineage alternative with identical parameters （对比 M25P16-VMF6PB)
- Classic M25P command set vs page-erase family （对比 M25PE16-VMF3PB)
- Verified continued availability vs 8-SO competitors （对比 W25Q16JVSNIQ)
设计说明
Decouple VCC with a 100 nF ceramic capacitor placed within 3 mm of pin 2, plus one 4.7 uF bulk capacitor per device bank. Keep SCK traces short (< 100 mm) and avoid routing them adjacent to switching-regulator nodes; at 75 MHz the clock edge rate can couple into SI/SO if ground return is interrupted. The 16-SOP2 wide body (about 10.3 mm span) is wider than an 8-SO, so confirm the land pattern in your CAD library before second-sourcing to an 8-SO competitor.
Do not assert PAGE PROGRAM across a 256-byte page boundary: the address rolls over within the same page and silently corrupts the beginning of the write. Poll the status-register write-in-progress bit or monitor SO toggling before issuing the next command. Also ensure HOLD is pulled high through a resistor if unused, and S_RST is not left floating - floating reset pins are the most common bring-up failure reported for M25P-class devices.
The device operates from 2.7 V to 3.6 V; a 3.3 V rail with +/-5% tolerance (3.14 V to 3.47 V) fits comfortably. In brown-out scenarios, invalidate pending writes by asserting S_RST when the supervisor trips, because a write interrupted below the minimum VCC can leave a partially programmed page. Deep power-down should be entered explicitly after boot in battery instruments; the release command adds only a short wake latency relative to the power savings.
合规信息
RoHS/REACH compliance not explicitly stated in the retrieved web data; verify on the Micron part-detail page. Automotive temperature grade (-40 C to +125 C) confirmed from distributor data.
