STMicroelectronics, Inc. Memory M27C256B-12F6

EPROM - UV Memory IC 256Kb (32K x 8) Parallel 120ns 28-CDIP Frit Seal with Window

Manufacturer: STMicroelectronics
Win Source Part Number: 1210121-M27C256B-12F6
Packaging: Tube
Mounting Style: Through Hole
Operating Temperature Range: -40°C ~ 85°C (TA)
Package: 28-CDIP (0.600", 15.24mm) Window
Technology: EPROM - UV
Operating Supply Voltage: 4.5 V ~ 5.5 V
Memory Type: Non-Volatile
Memory Size: 256Kb (32K x 8)
Access Time: 120ns
Part Status: Obsolete(EOL)
Family Name: M27C256B
Categories: Integrated Circuits (ICs)
Memory Format: EPROM
Manufacturer Homepage: www.st.com
Memory Interface: Parallel
Manufacturer Package: 28-CDIP Frit Seal with Window
Alternative Parts (Cross-Reference): 27C256I12 FA; 27C256-12 FA; 27C256A12 FA;
Introduction Date: July 01, 1998
ECCN: EAR99
Country of Origin: China, India, Malaysia, Morocco, Philippines, Republic of Korea, Singapore
Estimated EOL Date: Obsolete
Popularity: Medium
Fake Threat In the Open Market: 61 pct.
Supply and Demand Status: Balance

256Kb EPROM 32Kx8 Parallel 120ns CDIP28 Through Hole Product overview: M27C256B-12F6 from STMicroelectronics is a Memory IC and Storage Component for data storage, firmware boot, embedded logging, industrial controllers, computing modules, and replacement sourcing. It is useful for engineers and buyers comparing datasheets, replacement parts, BOM lines, package options, lifecycle status, and procurement availability. Key searchable attributes include Through-Hole, 256Kb. Search-friendly keywords include memory IC, Flash, SRAM, DRAM, storage module, Through-Hole, 256Kb, Memory IC and Storage Component, Memory ICs Products. This listing supports clearer product discovery for industrial, commercial, repair, automation, power, sensing, and embedded system projects. Product number 774-M27C256B-12F6 can be used for catalog matching and distributor lookup.