E0227-702-003
The Okuma E0227-702-003 from the E0241 MSM Boards series is an industrial-grade Bubble Memory Card providing EMI-shielded non-volatile data storage with a memory capacity of 12 megabits configured as three 4 megabit modules. Built on an FR4 substrate with aluminium shielding, it connects via a 50 pin card edge connector and operates on a 5 V DC supply. Featuring parallel data bus communication, UV EPROM firmware storage, and 74-series TTL logic for address decoding and signal routing, this board ensures reliable long-term data retention over 10 years in demanding automation environments.