EN35QXR128A-104FIP(2XC)

The EN35QXR128A-104FIP(2XC) is a 128 Mbit serial flash memory device built on SPI NOR Flash technology and organized as 16M × 8. It provides single/dual/quad SPI operation with a 104 MHz fast-read clock rate for high-throughput serial data access.

Designed for industrial environments, the device comes in a 16-pin SOP 300mil surface-mount package, supports uniform 4 KB sectors, and operates across an industrial temperature range of −40 °C to 85 °C. The architecture emphasizes flexible block/sector erase, robust program/erase endurance and low-power standby behavior.

Key Features

• Memory & Organization — 128 Mbit serial flash memory with 16,384 KByte total capacity and 16M × 8 organization; 256‑byte programmable pages and 4 KB uniform sectors.
• Interface & Read Performance — SPI-compatible serial interface supporting Standard, Dual and Quad SPI modes; 104 MHz clock for Single/Dual/Quad I/O Fast Read.
• Program/Erase Performance — Typical page program time 0.5 ms (500 µs); typical sector erase time 40 ms, half-block 200 ms, block 300 ms and full chip erase ~60 s.
• Endurance & Retention — Minimum 100K program/erase cycles per sector/block and data retention time of 20 years.
• Power — Low-power operation with typical active current of 12 mA and typical standby current around 1 µA.
• Security & Reliability — Lockable 3 × 512‑byte OTP sectors, Replay‑Protected Monotonic Counter (RPMC), Read Unique ID and software/hardware write-protect features.
• Uniform Sector Architecture — 4,096 sectors of 4 KB, 512 blocks of 32 KB and 256 blocks of 64 KB allow granular erase and protection strategies.
• Package & Temperature — 16‑pin SOP 300mil surface-mount package; industrial operating temperature −40 °C to 85 °C; RoHS compliant.
• Additional System Support — Supports Serial Flash Discoverable Parameters (SFDP) and burst reads with optional wrap lengths (8/16/32/64 bytes).
• Fast Access — Specified access time of 8 ns for rapid data retrieval in timing-sensitive applications.

Typical Applications

• Industrial Control Systems — Non-volatile storage and code/data retention across −40 °C to 85 °C for PLCs, motor controllers and factory automation equipment.
• Firmware and Program Storage — Reliable page program and sector/block erase performance suited for storing firmware, boot code and over-the-air update images.
• Secure Data Storage — OTP sectors, RPMC and unique ID support secure counters and protected regions for device provisioning and secure key storage.
• Embedded and Edge Devices — Quad SPI and 104 MHz fast read support reduced latency and higher throughput for embedded applications requiring compact non-volatile memory.

Unique Advantages

• High-speed Serial Access: 104 MHz Single/Dual/Quad SPI operation delivers fast read throughput while remaining compatible with standard SPI pins and command sets.
• Granular Erase & Protection: Uniform 4 KB sectors and multiple block sizes enable targeted erase and protection, simplifying firmware updates and in-field patches.
• Robust Endurance and Retention: Specified minimum 100K program/erase cycles and 20 years data retention support long-term reliability in deployed systems.
• Low Power Standby: Typical standby current of ~1 µA helps minimize power draw in battery‑sensitive or low-power applications.
• Integrated Security Primitives: OTP regions, RPMC and unique ID provide on-device mechanisms for secure provisioning and tamper-resistant counters.
• Industrial-ready Packaging: Available in a 16‑pin SOP 300mil surface-mount package and rated for −40 °C to 85 °C operation for industrial deployments.

Why Choose EN35QXR128A-104FIP(2XC)?

The EN35QXR128A-104FIP(2XC) combines widely supported SPI NOR Flash architecture with high-speed Quad I/O capability and a sectorized memory map that simplifies in-field updates and selective erases. Its mix of program/erase endurance, low standby current and industrial temperature rating make it suitable for robust embedded designs that require reliable non-volatile code and data storage.

This device is appropriate for designers and procurement teams seeking a serial flash solution that balances fast serial throughput, on‑device security features and granular memory management in a compact, RoHS‑compliant surface-mount package.

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