Product Overview

SIMATIC Memory Card – 256 MB Flash (6ES7954-8LL04-0AA0)
A reliable Flash-EPROM memory card tailored for SIMATIC S7 1×00 CPUs. Offers 256 MB storage, low-voltage 3.3 V Flash technology, and is an active product for the S7 automation line.

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Technical Specifications
Attribute Details
Memory Type Flash-EPROM
Memory Capacity 256 MB
Write/Erase Endurance Minimum 200,000 cycles
Data Retention ≥ 10 years after final programming
Dimensions (W × H × D) 24 × 32 × 2.1 mm
Weight ~3 g

RS Components
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Product Lifecycle & Ordering Info

Lifecycle Status: Active (PLM Code: PM300)

Standard Lead Time: ~1 day, ex-works

Net Weight: 0.018 kg

Packaging Dimensions: 9.2 × 11.5 × 0.32 cm

Country of Origin: Germany

RoHS Compliance: Since 16 February 2023

WEEE Take-Back: Yes

REACH Art. 33: No SVHCs reported; information subject to update if new findings arise

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Engineering Insight

Long-Term Performance: With high write/erase endurance and decade-long data retention, this card is ideal for long-term automation projects and backup purposes.

Compact & Durable: Its slimmest form factor allows straightforward integration into S7 1×00 systems without requiring much board space.

Reliable Data Storage: Flash-EPROM technology ensures stable performance through countless field rewrites and power cycles.

Lifecycle Assurance: As a current offering with quick availability, it’s a dependable choice for both ongoing operations and future-proof deployments.