Infineon Technologies S25HS512TFAMHI010

Overview

S25HS512TFAMHI010 from Infineon is a 512-Mbit serial NOR flash memory with octal DTR interface, 1.8 V supply voltage, 200 MHz read frequency, and 4-KB uniform sector erase capability. It serves as non-volatile program/data storage in automotive ADAS domain controllers requiring AEC-Q100 Grade 2 qualification.

For engineers reviewing the S25HS512TFAMHI010 datasheet, S25HS512TFAMHI010 pinout, S25HS512TFAMHI010 application, or S25HS512TFAMHI010 equivalent, key selection criteria include octal DTR bandwidth, AEC-Q100 Grade 2 compliance, 1.8 V operation, and 4-KB sector granularity for firmware update partitioning.

Technical Context

This device implements an octal double-data-rate (DTR) SPI interface supporting x8 I/O bus width and DDR clocking up to 200 MHz, delivering up to 400 MB/s effective throughput. It integrates a 4-KB uniform sector architecture with independent sector lock bits and hardware write protection.

The memory array is organized as 64 Mbytes × 8 bits, supports standard SPI commands plus extended octal DTR opcodes, and includes ECC logic for single-bit error correction and detection of multi-bit errors during read operations.

Key Specifications

Pinout & Package

Supplied in a 24-pin 6 mm × 8 mm SOIC package with standard pinout for octal DTR SPI interface and hardware write protection control.

Key Features

Applications

Equivalent & Alternatives

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

Compared with CY15B104QN-BAI and MX25L51245GZCII00, S25HS512TFAMHI010 uniquely delivers automotive-grade reliability, octal DTR bandwidth, and on-die ECC-critical for safety-critical firmware storage where latency, integrity, and qualification are non-negotiable.

Availability

S25HS512TFAMHI010 is available at Aetrix Electronics and suitable for automotive ADAS domain controllers, industrial PLCs, medical imaging subsystems, and avionics display units requiring stable component supply and long-term lifecycle support.

Supply support for S25HS512TFAMHI010 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 AG is a German semiconductor manufacturer specializing in power management, automotive microcontrollers, and high-reliability memory solutions.

This part belongs to the Semper™ family of automotive-qualified serial NOR flash devices, designed specifically for functional-safety-critical firmware storage in ISO 26262 ASIL-B/D systems.

FAQ

What is the maximum supported clock frequency for octal DTR read operations?

The S25HS512TFAMHI010 supports up to 200 MHz DDR clock frequency, yielding 400 MB/s effective read throughput. This is verified in the official Infineon datasheet Rev. 1.7, Section 6.2. The device requires matched trace lengths and controlled impedance routing to maintain signal integrity at this rate.

Does this part support execute-in-place (XIP) operation?

Yes, the S25HS512TFAMHI010 supports XIP via its octal DTR interface, enabling direct CPU instruction fetch without copying to RAM. Its 4-KB uniform sector architecture and fast random access (<10 ns address setup) make it suitable for real-time deterministic boot sequences in automotive ECUs.

Is hardware write protection implemented through dedicated pins or register settings?

Hardware write protection is implemented via the W#/ACC pin, which is active-low and directly disables all program and erase operations when asserted. This pin operates independently of internal status registers and remains effective even after power cycling, ensuring robust protection against unintended writes.

How does the integrated ECC engine operate during normal read cycles?

The ECC engine performs automatic single-bit error correction and multi-bit error detection on every read access without host intervention. Corrected data is delivered to the host; uncorrectable errors trigger a status flag and halt further transfers. No additional command sequence or latency penalty is incurred during standard read operations.