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RFQ ListingMemory ICs
Brand: Winbond

W25Q128JWSIM

1.8V Quad SPI Serial NOR Flash

W25Q128JWSIM is a 128 Mbit (16 MByte) 1.8v quad spi serial nor flash from Winbond, operating on a single 1.7 V ~ 1.95 V (1.8 V) supply in a 8-pin SOP, 208 mil package. It supports standard spi, dual i/o, quad i/o (qpi) at 133 MHz for high-throughput boot and XIP, making it a drop-in code-storage solution for embedded and industrial designs.

ManufacturerWinbond Electronics
Package8-pin SOP, 208 mil
SeriesW25Q-JW

Storage Specifications

ParameterValue / Specification
Memory TypeSerial NOR Flash
Density / Capacity128 Mbit (16 MByte)
Organization / Data Width65,536 pages × 256 B; x1 / x2 / x4 I/O
Speed / Data Rate133 MHz (Quad SPI up to 532 MHz equivalent, 66 MB/s)
Package / Case8-pin SOP, 208 mil
Supply Voltage1.7 V ~ 1.95 V (1.8 V)
InterfaceStandard SPI, Dual I/O, Quad I/O (QPI)
Operating Temperature-40 °C ~ +85 °C

Storage Features & Applications

  • 128 Mbit (16 MByte) capacity, organized as 65,536 pages × 256 B; x1 / x2 / x4 I/O for firmware and data storage in space-limited designs
  • Single 1.7 V ~ 1.95 V (1.8 V) supply — low-voltage operation suited to 1.8 V battery-powered and wearable systems
  • 133 MHz (Quad SPI up to 532 MHz equivalent, 66 MB/s); housed in a 8-pin SOP, 208 mil for fast boot and execute-in-place (XIP) from Quad SPI
  • Uniform 4 KB sectors with 32 KB / 64 KB block erase for flexible data partitioning
  • 64-bit unique device ID, OTP security registers and hardware/software write protection for device authentication
  • Industrial -40 °C to +85 °C range with low µA-level power-down current for always-on designs

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Frequently Asked Questions

Is W25Q128JWSIM available from LimChip?

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What should buyers check before ordering W25Q128JWSIM?

Buyers should check density, interface, package, firmware qualification and lifecycle status for W25Q128JWSIM, together with live stock and traceable supply.

How do I request a quote for W25Q128JWSIM?

Use the RFQ button and include required quantity, target date code, package/case requirement, delivery country, company name and contact details.