Infineon Technologies S29GL512P11TFIV10

Overview

S29GL512P11TFIV10 from Cypress Semiconductor (now Infineon) is a 512 Mbit (64 Mbyte), single-supply 3.0 V page-mode NOR Flash memory fabricated on 90 nm MirrorBit process technology. It delivers 100 ns random access time and 25 ns page access time, features a 32-word/64-byte write buffer, uniform 64 Kword sectors (512 total), and supports CFI for host compatibility - deployed in industrial embedded controllers requiring nonvolatile code storage with fast in-system reprogramming.

For engineers reviewing the S29GL512P11TFIV10 datasheet, S29GL512P11TFIV10 pinout, S29GL512P11TFIV10 application, or S29GL512P11TFIV10 equivalent, key selection criteria include sector erase endurance (100,000 cycles), data retention (20 years), VersatileI/O™ voltage flexibility (VIO = 1.65–VCC), hardware reset (RESET#), and WP#/ACC dual-function pin behavior under production programming acceleration.

Technical Context

This device implements a synchronous-compatible asynchronous interface with dedicated CE#, OE#, and WE# controls, supporting byte/word configuration via BYTE# input and autoselect command mode for JEDEC-compliant identification. Its internal state machine manages embedded program/erase algorithms, with RY/BY# output signaling operation completion and suspend/resume capability for real-time system responsiveness.

The Secured Silicon Sector provides factory- or customer-programmable 128-word (256-byte) identity space with lockable Electronic Serial Number, while Advanced Sector Protection uses persistent bits and password methods to prevent unintended writes - critical for firmware integrity in field-deployed systems operating across –40°C to +85°C.

Key Specifications

Pinout & Package

Package: 56-pin TSOP (Standard Thin Small Outline Package, TSO56), lead-free (Pb-free), industrial temperature grade.

Key Features

Applications

Equivalent & Alternatives

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

Compared with S29GL512S11TFIV10, this part trades newer process benefits for broader legacy support; versus MX29GL512FHI-11G, it adds secure identity, flexible I/O, and hardware reset - making it superior for safety-critical or multi-voltage embedded systems.

Availability

S29GL512P11TFIV10 is available at Aetrix Electronics and suitable for industrial PLC firmware storage, automotive body control modules, medical diagnostic equipment, and network router boot image applications requiring stable component supply, long-term lifecycle assurance, and Pb-free compliance.

Supply support for S29GL512P11TFIV10 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

Cypress Semiconductor, acquired by Infineon in 2020, is a leader in high-reliability nonvolatile memory and microcontroller solutions for industrial, automotive, and communications markets.

The S29GL-P series was designed specifically for embedded systems demanding robust, pin-compatible NOR Flash with advanced security, voltage flexibility, and production-ready programming acceleration - targeting applications where firmware integrity and field upgradeability are mission-critical.

FAQ

What is the function of the WP#/ACC pin on S29GL512P11TFIV10?

The WP#/ACC pin serves two distinct roles: at VIL (≤0.65 V), it protects the highest or lowest sector from program/erase; at VHH (11.5–12.5 V), it enables Unlock Bypass Program mode and accelerates programming throughput. Internally pulled up, it defaults to VIH when unconnected - ensuring safe default protection during power-up.

Does S29GL512P11TFIV10 support both byte and word data interfaces?

Yes. The BYTE# input selects bus width: at VIL, DQ0–DQ7 are active for 8-bit transfers and DQ15/A-1 becomes A-1 (LSB address); at VIH, DQ0–DQ15 operate as a 16-bit data bus. This dual-mode capability allows seamless integration with 8-bit and 16-bit microcontrollers without external multiplexing.

How does the Secured Silicon Sector enhance system security?

The Secured Silicon Sector is a dedicated 128-word (256-byte) region that can store an 8-word (16-byte) Electronic Serial Number, programmable and lockable either at factory or by the customer. Once locked, its contents cannot be altered - providing immutable device identity for anti-counterfeiting, license enforcement, and secure boot chain anchoring.

Can S29GL512P11TFIV10 be used in systems with mixed I/O voltage domains?

Yes. VersatileI/O™ allows VIO to be set independently from VCC within 1.65–VCC, enabling direct connection to 1.8 V, 2.5 V, or 3.3 V logic families. All address, control, and data pins conform to VIO thresholds - eliminating external level shifters in heterogeneous voltage systems such as those combining 3.3 V MCUs with 1.8 V FPGAs.