Infineon Technologies S29GL512T10TFA023

Overview

S29GL512T10TFA023 from Infineon is a 512 Mb (64 MB) parallel NOR flash memory using 45-nm MIRRORBIT™ technology, operating from 2.7 V to 3.6 V with 100 ns random access time and 15 ns page access time. It features a 512-byte write buffer, hardware ECC for single-bit correction, uniform 128-KB sector erase, and supports industrial temperature range (–40°C to +85°C). Used in boot code storage for industrial controllers requiring fast XIP execution and reliable non-volatile data retention.

For engineers reviewing the S29GL512T10TFA023 datasheet, S29GL512T10TFA023 pinout, S29GL512T10TFA023 application, or S29GL512T10TFA023 equivalent, key selection criteria include parallel ×16 bus interface timing compliance, OTP array configuration (SSR0–SSR3), ASP protection granularity, CFI parameter table support, and thermal grade validation for embedded control systems.

Technical Context

This device implements an asynchronous parallel interface with byte/word boundary addressing and supports both 8-bit and 16-bit data bus widths. Its embedded algorithm controller (EAC) manages program, erase, and suspend/resume operations autonomously without host intervention.

The internal hardware ECC engine performs real-time single-bit error correction during read cycles and reports multi-bit errors via status register bits. Sector protection uses volatile (lock bits) and non-volatile (ASP) methods, with four lockable 2048-byte OTP regions-SSR0 factory-locked, SSR3 password-protected.

Key Specifications

Pinout & Package

Package: 56-pin TSOP (Type I, 400 mil width), JEDEC standard compliant, lead-free and RoHS-compliant.

Key Features

Applications

Equivalent & Alternatives

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

Compared with S29GL512S10TFI020, this part offers tighter read timing at industrial grade; versus MX29GL512FPTI-90G, it delivers built-in ECC and superior data integrity assurance without software overhead.

Availability

S29GL512T10TFA023 is available at Aetrix Electronics and suitable for industrial PLC firmware storage, automotive ADAS boot memory, and telecom base station BIOS requiring stable component supply across multi-year production cycles.

Supply support for S29GL512T10TFA023 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 R&D centers.

The GL-T family targets embedded systems needing high-density, fast-access, and robust non-volatile storage for boot code and critical configuration - optimized for XIP performance and long-term reliability in harsh environments.

FAQ

Does S29GL512T10TFA023 support both x8 and x16 data bus configurations?

Yes, it supports configurable ×8 or ×16 operation via hardware pin strapping (BYTE# input). When BYTE# is low, the device operates in ×16 mode with DQ0–DQ15 active; when high, it operates in ×8 mode with DQ0–DQ7 used and DQ8–DQ15 ignored. Address line A0 determines byte alignment in ×16 mode.

What is the function of the SSR0–SSR3 regions in the OTP array?

SSR0–SSR3 are four independent 2048-byte one-time-programmable sectors. SSR0 is permanently locked at factory and cannot be modified. SSR1 and SSR2 are user-lockable via command sequence. SSR3 supports password-based read protection, requiring a valid 16-bit password to access contents - used for secure key storage.

How does the Ready/Busy# (RY/BY#) pin behave during embedded operations?

RY/BY# is an open-drain output that goes low during any internal operation (program, erase, or suspend) and returns high upon completion. It can be polled continuously or used to generate interrupts. During suspend, RY/BY# asserts low again when resume begins, ensuring accurate status tracking without command polling overhead.

Is CFI support mandatory for driver compatibility in Linux-based systems?

CFI is not strictly mandatory but strongly recommended: it enables automatic detection of geometry, timing, and command set by MTD subsystem drivers like cfi_cmdset_0002. Without CFI, manual platform-specific flash mapping and timing configuration are required - increasing bring-up time and reducing portability across board revisions.