GE DS3810MMBB Universal Memory Board (Mark IV)

GE DS3810MMBB is a universal memory board designed for the GE Speedtronic Mark IV (DS3800 series) turbine control system. 

It provides high-speed RAM and EEPROM storage for critical control logic, operating parameters, and fault logs. This board ensures reliable data retention 

and fast access for gas/steam turbine regulation, protection, and sequencing. It is a key spare part for power generation and heavy industrial plants using Mark IV controls.

Technical Specifications

Part Number: DS3810MMBB

Manufacturer: General Electric (GE)

Series: Speedtronic Mark IV, DS3800

Type: Universal Memory Board

Memory Configuration: 8K×8 CMOS static RAM (15 ns access time) + 8K×8 EEPROM

Logic: TTL-compatible I/O, OR gates, octal buffers

Configuration: 37 jumper switches, resistor networks, extractor clips

Power Supply: 5 VDC (on-board regulation)

Operating Temp: -40°C to +70°C

Dimensions: Standard 19” rack PCB

Weight: ~0.45 kg

Certification: CE, UL, RoHS

4. Key Features

Dual Memory Design: Combines high-speed RAM for real-time data and EEPROM for non-volatile parameter storage。

High-Speed Performance: 15 ns access time supports fast turbine control loops and data logging。

Flexible Configuration: 37 jumper switches enable custom memory mapping and system tuning。

Industrial Hardening: Conformal coating, extractor clips for easy maintenance, and robust component layout。

Mark IV Compatibility: Direct replacement for original memory boards in GE Speedtronic Mark IV systems。