Infineon Technologies S25FL512SAGBHIA10

Overview

S25FL512SAGBHIA10 from Infineon is a 512 Mb (64 MB) serial NOR flash memory with SPI Multi-I/O interface, 3.0 V core supply, uniform 256-KB sectors, Quad Read up to 52 MBps, and integrated hardware ECC. It supports AutoBoot, CFI, and DDR read modes, and is qualified for Industrial Plus (–40°C to +105°C) operation in FBGA-24 package.

For engineers reviewing the S25FL512SAGBHIA10 datasheet, S25FL512SAGBHIA10 pinout, S25FL512SAGBHIA10 application, or S25FL512SAGBHIA10 equivalent, this device delivers high-speed Quad/DDR read performance, sector-level block protection, OTP security, and AEC-Q100 Grade 2 automotive qualification - critical for boot code storage in industrial controllers and automotive ADAS ECUs.

Technical Context

This FL-S family device implements Infineon's 65 nm MIRRORBIT™ technology with Eclipse™ architecture, enabling true single-bit ECC correction during program/erase and supporting both standard SPI (modes 0/3) and DDR command protocols. Its dual-voltage I/O (1.65–3.6 V) and core (2.7–3.6 V) rails allow flexible interfacing with 1.8 V or 3.3 V host controllers.

The logic block integrates SRAM latches, X/Y decoders, and configurable control logic to manage 512 Mb of mirror-bit array access via SI/SO/IO0–IO3 pins. AutoBoot execution at power-up and extended 32-bit addressing support secure, deterministic firmware loading in resource-constrained embedded systems.

Key Specifications

Pinout & Package

Package: 24-ball FBGA (FAB024 footprint, 6 × 8 mm, 0.8 mm pitch), Pb-free, RoHS-compliant.

Key Features

Applications

Equivalent & Alternatives

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

Compared with S25FL512SAGBHIA10, the SOIC variant trades thermal robustness for assembly simplicity, while the Winbond part sacrifices automotive qualification and hardware ECC for lower voltage operation - making the Infineon FBGA version optimal for thermally constrained, safety-aware deployments.

Availability

S25FL512SAGBHIA10 is available at Aetrix Electronics and suitable for automotive ADAS modules, industrial PLCs, medical imaging controllers, and smart grid RTUs requiring stable component supply across extended product lifecycles.

Supply support for S25FL512SAGBHIA10 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

Infineon Technologies is a German semiconductor manufacturer specializing in power management, automotive ICs, and secure microcontrollers, with global R&D and manufacturing infrastructure.

The FL-S flash product line targets high-reliability embedded systems requiring fast boot, long data retention, and automotive-grade qualification - designed specifically for firmware storage in safety-critical ECUs and industrial controllers.

FAQ

What is the maximum clock frequency supported in DDR mode?

The S25FL512SAGBHIA10 supports Fast Read DDR, Dual Read DDR, and Quad Read DDR at up to 80 MHz clock rate when VIO = VCC = 3.0–3.6 V, delivering 20 MBps, 40 MBps, and 80 MBps respectively. DDR timing requires strict setup/hold alignment per datasheet Section 5.5, and is disabled below 3.0 V VIO.

Does this device require external ECC circuitry?

No. The device includes fully integrated hardware ECC that automatically detects and corrects single-bit errors during read operations. No external logic or software intervention is needed - correction occurs transparently within the flash's data path, with status reported via status register bit SR[1].

Can the AutoBoot address be changed after programming?

Yes. The AutoBoot start address is stored in the Configuration Register (CR[23:16]) and can be reprogrammed using the Write Configuration Register (WRCR) command. Changes take effect after reset, and the register is protected by Write Enable (WREN) and optional WP# pin assertion.

Is the FAB024 FBGA package compatible with standard reflow profiles?

Yes. The Pb-free FAB024 package is qualified for IPC/JEDEC J-STD-020D reflow, with peak temperature up to 260°C for ≤60 seconds. Recommended profile includes ramp-to-peak ≤3°C/s, time above liquidus 60–150 s, and cooling rate ≤6°C/s - matching standard Class 3 assembly requirements.