Infineon Technologies S25FL132K0XBHV030

Overview

S25FL132K0XBHV030 from Cypress Semiconductor is a 32-Mbit (4 Mbyte), 3.0 V serial NOR flash memory with SPI Multi-I/O interface, supporting Quad Read at 108 MHz (54 MB/s), uniform 4-kB sector and 64-kB block erase, and 100K program-erase cycles. It operates across –40 °C to +105 °C (Industrial Plus), features three 256-byte OTP security registers, 8-byte unique ID, and Execute-In-Place (XIP) capability for embedded code storage in microcontroller boot applications.

For engineers reviewing the S25FL132K0XBHV030 datasheet, S25FL132K0XBHV030 pinout, S25FL132K0XBHV030 application, or S25FL132K0XBHV030 equivalent, key selection criteria include quad-speed read performance, hardware/software write protection granularity, security register configurability, and compatibility with legacy S25FL-K footprint and command set - critical for migration from prior-generation SPI flash in industrial control and automotive infotainment systems.

Technical Context

This device implements a 90 nm floating gate architecture with SPI-MIO support for Single/Dual/Quad I/O protocols using only six pins (CS#, SCK, IO0–IO3). It uses JEDEC-standard SFDP for parameter discovery and supports volatile/non-volatile configuration register settings, enabling dynamic latency adjustment and flexible protection modes.

The memory array is organized into 64 uniform 64-kB blocks (4096 sectors), each erasable independently. Security logic includes pointer-based block protection, lock-down until power cycle, and hardware WP#/HOLD# inputs that remain functional except when Quad I/O mode is active - where they are repurposed as IO2/IO3.

Key Specifications

Pinout & Package

Package: 8-contact USON (4 mm × 4 mm), RoHS-compliant, moisture sensitivity level 3 (MSL3).

Key Features

Applications

Equivalent & Alternatives

The following parts are listed as comparable options for similar SPI NOR flash memory applications.

Compared with S25FL132K0XBHV030, the S25FL064L offers higher speed and density but requires firmware updates for octal mode support, while the MX25L3233F provides identical density at lower cost but omits OTP registers and pointer protection - making it unsuitable for safety-critical or secure-boot applications.

Availability

S25FL132K0XBHV030 is available at Aetrix Electronics and suitable for industrial control systems, automotive infotainment units, medical diagnostic equipment, and network infrastructure requiring stable component supply amid product lifecycle transitions.

Supply support for S25FL132K0XBHV030 includes scheduled delivery planning, volume procurement assistance, BOM continuity management, traceable sourcing, and lifecycle availability coordination for OEM customers, industrial embedded developers, connected-device designers, and electronics production programs.

Manufacturer

Cypress Semiconductor (now part of Infineon Technologies) designs high-performance, reliable non-volatile memory and microcontroller solutions for industrial, automotive, and communications markets.

The S25FL1-K family was engineered to deliver SPI flash with NOR-like performance and security for code storage in space- and pin-constrained embedded systems - bridging the gap between legacy parallel NOR and modern low-pin-count serial interfaces.

FAQ

Is S25FL132K0XBHV030 recommended for new designs?

No - Cypress explicitly designates this part as "Not Recommended for New Design" due to retirement of the S25FL1-K family. The factory-recommended migration path is S25FL064L, which offers higher density, faster speeds, and extended support. Existing designs may continue using S25FL132K0XBHV030 under last-time-buy terms, but no new design-in should occur.

What package does S25FL132K0XBHV030 use?

S25FL132K0XBHV030 uses an 8-contact USON package (4 mm × 4 mm), designated UNF008 in Cypress documentation. It is lead-free, RoHS-compliant, and rated MSL3. This package is footprint-compatible with SOIC-8 variants but offers superior thermal performance and board area reduction.

Does this device support Execute-In-Place (XIP)?

Yes - S25FL132K0XBHV030 supports efficient XIP via Continuous Read Mode and Wrapped Read Mode. With Quad Read at 108 MHz, it achieves 54 MB/s throughput, enabling direct CPU instruction fetch without shadowing to RAM - verified in ARM Cortex-M and RISC-V SoC reference designs.

How is security implemented in this flash memory?

Security includes three 256-byte OTP registers (for keys, certificates, or calibration data), 8-byte unique device ID, software/hardware write protection (WP#), lock-down mode, and pointer-based block protection. All security registers are one-time programmable and cannot be erased after initial programming - confirmed in datasheet section 7.3 and application note AN98590.