Infineon Technologies S29GL01GS11FHB023

Overview

S29GL01GS11FHB023 from Infineon is a 1 Gb (128 MB) parallel NOR flash memory IC with 16-bit data bus, fabricated on 65 nm MIRRORBIT™ Eclipse process. It operates from a single 2.7–3.6 V supply, delivers 90 ns random access and 15 ns page access, and integrates hardware ECC for single-bit error correction-used in boot code storage and firmware update storage in industrial control systems.

For engineers reviewing the S29GL01GS11FHB023 datasheet, S29GL01GS11FHB023 pinout, S29GL01GS11FHB023 application, or S29GL01GS11FHB023 equivalent, key selection criteria include its 128-kbyte uniform sector erase granularity, 512-byte programming buffer, Versatile I/O (1.65–VCC), AEC-Q100 Grade 2 qualification (–40°C to +105°C), and CFI-compliant interface for host BIOS/UEFI compatibility.

Technical Context

This device implements an asynchronous parallel interface with word-aligned addressing (A0–A25), supports both standard and page-mode reads, and uses embedded algorithms for program/erase without external timing control. Its internal state machine handles command execution, status reporting via RY/BY# pin or status register, and automatic ECC generation/correction during read.

The architecture features a 32-byte page-aligned read path, 128-kbyte uniform sectors with Advanced Sector Protection (volatile/non-volatile lock), and a dedicated 1024-byte OTP array split into two lockable regions-enabling secure boot key storage and configuration locking in safety-critical firmware deployments.

Key Specifications

Pinout & Package

Package: 64-ball LAE Fortified BGA (9 mm × 9 mm, 0.8 mm pitch), RoHS-compliant, moisture sensitivity level 3.

Key Features

Applications

Equivalent & Alternatives

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

Compared with S29GL01GS11FHB023, the TSOP variant trades speed and qualification for through-hole assembly simplicity, while the Quad SPI alternative abandons parallel bandwidth and hardware ECC to reduce pin count-making it unsuitable for boot-critical or high-throughput firmware storage.

Availability

S29GL01GS11FHB023 is available at Aetrix Electronics and suitable for industrial PLC firmware storage, automotive ADAS boot memory, and medical imaging system code storage requiring stable component supply across extended product lifecycles.

Supply support for S29GL01GS11FHB023 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 memory solutions, with global manufacturing and quality certification to ISO/TS 16949 and AEC-Q200.

The GL-S family targets high-reliability embedded systems requiring fast, secure, and long-life non-volatile code storage-designed specifically for boot ROM replacement, firmware update storage, and secure configuration retention in harsh environments.

FAQ

What is the maximum operating temperature range for S29GL01GS11FHB023?

This part is qualified to AEC-Q100 Grade 2, supporting continuous operation from –40°C to +105°C. The extended temperature rating is validated per JEDEC JESD22-A108 and includes burn-in and life-test data confirming 20-year data retention at +85°C and 100,000 program/erase cycles at max temperature.

Does S29GL01GS11FHB023 support execute-in-place (XIP) operation?

Yes-it supports true XIP with ≤90 ns random access time and page-mode reads (15 ns). The device outputs 16 bits per cycle on DQ0–DQ15, enabling direct instruction fetch by microcontrollers with parallel memory interfaces, such as ARM9, PowerPC, or legacy x86-based industrial CPUs.

How is hardware ECC implemented and what error coverage does it provide?

ECC is handled entirely in hardware using on-die logic that computes and checks Hamming codes on every read. It detects and corrects all single-bit errors per 16-bit word and detects (but does not correct) multi-bit errors, signaling them via status register bit 5 (ECC Fail) or RY/BY# assertion during read.

Can the OTP region be used for storing cryptographic keys in secure boot implementations?

Yes-the 1024-byte OTP array is divided into two independently lockable regions (512 bytes each). Once locked via dedicated CFI commands, contents cannot be altered. This supports secure key injection during manufacturing and prevents runtime modification of root-of-trust assets in certified bootloader designs.