Infineon Technologies S70GL02GT12FHAV13

Overview

S70GL02GT12FHAV13 from Infineon is a 2 Gb (256 MB) parallel NOR flash memory IC built on 45-nm MIRRORBIT™ technology, configured as a dual-die stack of two S29GL01GT dies in a single fortified-BGA package. It delivers 110 ns random access time, 20 ns page access time, and supports ×8/×16 data bus operation with 512-byte buffer programming - enabling high-speed firmware storage in automotive instrument clusters requiring AEC-Q100 Grade 2 qualification (–40°C to +105°C).

For engineers reviewing the S70GL02GT12FHAV13 datasheet, S70GL02GT12FHAV13 pinout, S70GL02GT12FHAV13 application, or S70GL02GT12FHAV13 equivalent, key selection criteria include industrial-plus temperature support, uniform 128-KB sector erase architecture, OTP array with dual lockable regions, and VIO voltage flexibility (1.65 V to VCC) for mixed-voltage system interfacing.

Technical Context

This device implements a dual-die stacked architecture where two 1-Gb S29GL01GT dies share common control signals (CE#, OE#, WE#, RESET#) and address lines A0–A25, with A26 selecting between dies. The memory map comprises 2048 uniform 128-KB sectors, each independently erasable and protectable via Advanced Sector Protection (ASP), including volatile/non-volatile locking and WP#-controlled highest-sector write protection.

It supports three status monitoring methods - Status Register polling, data polling (DQ7/DQ6), and open-drain RY/BY# output - and integrates a 16-word read buffer and 512-byte write buffer to accelerate sequential access. The BYTE# input dynamically configures bus width between byte (DQ7–DQ0 active, DQ15/A1 repurposed as LSB address) and word mode (DQ15–DQ0 active).

Key Specifications

Pinout & Package

Package: 64-ball LSH fortified BGA, 13 mm × 11 mm, RoHS-compliant, with special handling requirements (no ultrasonic cleaning; max 150°C exposure).

Key Features

Applications

Equivalent & Alternatives

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

Compared with S29GL01GT12FHAV13, the dual-die S70GL02GT12FHAV13 doubles density without changing footprint or interface, while MX29GL256FHTI-90G offers lower cost but omits OTP and ASP - making it unsuitable for safety-critical or secure-boot designs.

Availability

S70GL02GT12FHAV13 is available at Aetrix Electronics and suitable for automotive instrument clusters, industrial PLCs, medical imaging panels, and avionics displays requiring stable component supply across extended temperature ranges and long product lifecycles.

Supply support for S70GL02GT12FHAV13 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 high-reliability memory solutions.

The GL-T series targets automotive and industrial applications demanding AEC-Q100 qualification, extended temperature operation, and robust firmware storage - with MIRRORBIT™ technology enabling high density and endurance in constrained environments.

FAQ

What is the function of the BYTE# pin on S70GL02GT12FHAV13?

The BYTE# pin selects between 8-bit and 16-bit data bus configurations: when pulled low, DQ7–DQ0 are active and DQ15/A1 functions as the LSB address; when high, DQ15–DQ0 operate as a full 16-bit bus. This enables backward compatibility with legacy 8-bit controllers while supporting modern high-throughput interfaces.

Does S70GL02GT12FHAV13 support hardware write protection for sectors other than the highest one?

Yes - via Advanced Sector Protection (ASP), which provides both volatile (power-on reset) and non-volatile (permanent until unlocked) locking for all 2048 uniform 128-KB sectors. WP# only protects the highest sector unconditionally; ASP allows granular, software-controlled protection of any sector for secure boot or configuration lockdown.

How does the dual-die architecture affect address decoding and timing?

A26 is not externally connected; internal logic uses it to select between the two stacked 1-Gb dies. All other address lines (A0–A25), control signals, and data buses are shared. Timing parameters (tACC, tPACC) remain identical to single-die S29GL01GT because each die operates independently under unified command control - no inter-die timing skew is introduced.

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

Yes - the 1024-byte OTP array contains two separately lockable regions, allowing permanent storage of asymmetric keys or hash values. Once locked, contents cannot be altered or read back, satisfying tamper-resistant requirements for secure boot chains in automotive and medical devices compliant with ISO 21434 or IEC 62443.