Infineon Technologies S25FL512SAGMFAR13

Overview

S25FL512SAGMFAR13 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, 100,000 program-erase cycles, and AEC-Q100 Grade 2 qualification (–40°C to +105°C). It supports Quad Read up to 52 MBps, on-chip ECC, AutoBoot, and CFI/SFDP compliance for embedded boot code storage in automotive ADAS ECUs.

For engineers reviewing the S25FL512SAGMFAR13 datasheet, S25FL512SAGMFAR13 pinout, S25FL512SAGMFAR13 application, or S25FL512SAGMFAR13 equivalent, key selection criteria include Quad DDR read performance (80 MBps), OTP security (1024-byte array), sector protection granularity, industrial-plus temperature operation, and SO16 package compatibility with legacy S25FL-A/K/P footprints.

Technical Context

This FL-S family device implements Infineon's 65 nm MIRRORBIT™ technology with Eclipse™ architecture, enabling true single-bit ECC correction via dedicated hardware logic without firmware overhead. Its dual-voltage I/O (VIO = 1.65–3.6 V) allows interoperability with 1.8 V or 3.3 V controllers while maintaining full 133 MHz Fast Read capability at VIO = VCC ≥ 2.7 V.

The command set fully supports JEDEC JESD216 SFDP v1.6 for automatic configuration discovery and extends legacy SPI protocols with DDR modes, extended 32-bit addressing, and Advanced Sector Protection (ASP) enabling password- or boot-code-controlled individual sector locking - critical for secure OTA update partitions in automotive gateways.

Key Specifications

Pinout & Package

Package: 16-pin SOIC (300 mil), Pb-free, RoHS-compliant, 1.27 mm pitch.

Key Features

Applications

Equivalent & Alternatives

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

Compared with S25FL512SAGMFAR13, the Cypress alternative offers identical functionality without automotive qualification, while the Winbond part trades endurance, security, and ECC for lower voltage operation and cost - making the Infineon device uniquely suited for AEC-Q100-compliant systems requiring long-life, secure, and self-healing code storage.

Availability

S25FL512SAGMFAR13 is available at Aetrix Electronics and suitable for automotive ADAS modules, industrial PLCs, medical imaging controllers, and avionics display systems requiring stable component supply, long-lifecycle support, and AEC-Q100-compliant flash memory.

Supply support for S25FL512SAGMFAR13 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 microcontrollers, and secure memory solutions, with global R&D and manufacturing infrastructure.

The FL-S flash product line targets high-reliability embedded systems requiring automotive-grade qualification, integrated ECC, and advanced security features - specifically designed for boot code, firmware, and configuration storage in safety-critical applications.

FAQ

What is the maximum clock frequency supported in Quad DDR mode?

The S25FL512SAGMFAR13 supports Quad DDR read operations at up to 80 MHz clock frequency, delivering 80 MBps effective throughput when VIO = VCC = 3.0–3.6 V. This requires strict 50% ±5% duty cycle and matched trace lengths for all four I/O lines to maintain signal integrity and meet setup/hold timing margins.

Does this part require external hardware for ECC correction?

No. The S25FL512SAGMFAR13 integrates dedicated hardware ECC logic that automatically detects and corrects single-bit errors during read operations without CPU involvement or external circuitry. No additional components or firmware routines are needed to achieve JEDEC-standard data integrity.

Can the 1024-byte OTP area be reprogrammed after initial programming?

No. The 1024-byte One-Time-Programmable (OTP) array is permanently programmed during final test and cannot be erased or rewritten. It is intended for storing immutable values such as cryptographic keys, device identifiers, or calibration constants that must persist across all future field updates and power cycles.

Is the SO16 package pinout compatible with legacy S25FL-A series devices?

Yes. The S25FL512SAGMFAR13 uses the same 16-pin SOIC footprint and pin assignment as the S25FL-A, S25FL-K, and S25FL-P families, enabling drop-in replacement in existing PCB layouts without redesign. All signal names, electrical characteristics, and command sets remain backward-compatible per datasheet Rev. *U.