Infineon Technologies S70FL01GSAGBAEC10

Overview

S70FL01GSAGBAEC10 from Infineon Technologies (formerly Cypress) is a military-grade 1 Gbit (128 Mbyte) dual-die SPI flash memory with 2.7–3.6 V core supply, −55 °C to +125 °C operation, and uniform 256-kbyte sector erase. It supports Quad I/O, DDR read modes, AutoBoot, and Common Flash Interface (CFI), deployed in avionics boot storage and radiation-tolerant embedded controllers.

For engineers reviewing the S70FL01GSAGBAEC10 datasheet, S70FL01GSAGBAEC10 pinout, S70FL01GSAGBAEC10 application, or S70FL01GSAGBAEC10 equivalent, key selection criteria include dual-die addressing independence, military temperature compliance, OTP security array, sector-level block protection, and SPI command compatibility with S25FL-P family.

Technical Context

The S70FL01GSAGBAEC10 integrates two independent S25FL512S dies stacked in a single package, each with its own CS# (CS1# and CS2#), status/configuration registers, and block protection logic. Access requires explicit chip select routing-no automatic cross-die sequential reads or bulk erase.

It implements Cypress's 65 nm MirrorBit® Eclipse™ architecture with Quad-Input Page Programming (QPP), DDR-capable SPI interface (modes 0/3), and extended 32-bit addressing. VIO is RFU; all I/Os operate at core voltage (VCC), eliminating level-shifting requirements.

Key Specifications

Pinout & Package

Available in 16-lead SOIC (300 mil) and 24-ball BGA (8 × 6 mm, ZSA024 footprint). Both packages support identical signal mapping and military qualification.

Key Features

Applications

Equivalent & Alternatives

The following parts are listed as comparable options for similar SPI flash memory applications.

Compared with S25FL512SAGMFV010 and N25Q00AA13ESE40F, the S70FL01GSAGBAEC10 uniquely delivers military-grade dual-die density, on-chip OTP security, and ASP-based firmware lockdown - making it irreplaceable in safety-critical, high-reliability deployments where cross-die isolation and long-term data integrity are mandatory.

Availability

S70FL01GSAGBAEC10 is available at Aetrix Electronics and suitable for avionics boot memory, tactical radio firmware storage, and secure industrial PLC configuration requiring stable component supply across extended temperature ranges and long product lifecycles.

Supply support for S70FL01GSAGBAEC10 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 global semiconductor leader headquartered in Munich, Germany, specializing in power systems, automotive microcontrollers, and high-reliability memory solutions.

The S70FL01GSAGBAEC10 belongs to Infineon's military-qualified SPI flash portfolio, engineered specifically for mission-critical embedded systems demanding guaranteed data retention, radiation resilience, and secure firmware management under extreme environmental stress.

FAQ

Does S70FL01GSAGBAEC10 support true simultaneous dual-die programming or erase?

No. The device requires sequential access: one die must be selected via CS1# or CS2# before any operation. Programming, erasing, or reading both dies concurrently is not supported. Each die maintains independent status registers, configuration bits, and protection settings, necessitating separate command sequences per die.

What is the function of the RESET# pin, and is it mandatory to connect?

RESET# is an active-low hardware reset input that forces the device into standby state and clears internal command latches. It features an internal pull-up resistor and may be left unconnected if unused. However, in avionics or safety-critical systems, connecting RESET# to the system power-on-reset circuit ensures deterministic initialization and prevents spurious command execution during brown-out conditions.

Can the S70FL01GSAGBAEC10 be used in Quad DDR mode across both dies simultaneously?

No. Quad DDR mode operates per-die only. Each die must be addressed individually using its dedicated CS# signal. There is no hardware or command-level mechanism to synchronize DDR timing or data alignment between the two dies. Cross-die DDR reads require host-managed handshaking and latency compensation.

Is the 2048-byte OTP array field-programmable, and can it be erased?

The 2048-byte OTP (One Time Program) array is permanently programmable - once a bit is set to '0', it cannot be reverted to '1'. Erase operations do not affect OTP contents. It is intended for immutable data such as cryptographic root keys, device serial numbers, or calibration constants, and is verified during final test at wafer sort.