OTP EPROM 256K (32K X 8), 5V, 32PLCC
OTP EPROM 256K (32K X 8), 5V, 32PLCC
Manufacturer: Microchip Technology
Win Source Part Number: 199353-AT27C256R-70J
Packaging: Tube/Rail
Mounting: SMD (SMT)
Technology: EPROM - OTP
Memory Size: 256Kb (32K x 8)
Access Time: 70ns
Family Name: AT27C256R
Categories: Integrated Circuits
Status: Active
Temperature Range - Operating: -40°C to 85°C (TC)
Case / Package: 32-PLCC
Supply Voltage - Operating: 4.5 V to 5.5 V
Memory Format: EPROM
Alternative Parts (Cross-Reference): M27C256B-60C1; AM27C256-90JI; 27C256I12 A; M27V256-120K6TR;
Introduction Date: May 15, 1996
ECCN: EAR99
Country of Origin: Taiwan
Estimated EOL Date: 2026
Halogen Free: Compliant
Is this a common-used part?: Yes
Popularity: High
Fake Threat In the Open Market: 46 pct.
Supply and Demand Status: Limited
EPROM - OTP Memory IC 256Kb (32K x 8) Parallel 70ns 32-PLCC (13.97x11.43)
IC EPROM 256KBIT PARALLEL 32PLCC Product overview: AT27C256R-70JU from Microchip Technology 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 key electrical ratings, package details, and application requirements. Search-friendly keywords include memory IC, Flash, SRAM, DRAM, storage module, 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-AT27C256R-70JU can be used for catalog matching and distributor lookup.
IC EPROM 256KBIT PARALLEL 32PLCC
EPROM - OTP Memory IC 256Kbit Parallel 70 ns 32-PLCC (13.97x11.43)
IC EPROM 256KBIT PARALLEL 32PLCC
IC EPROM 256KBIT PARALLEL 32PLCC
ONE TIME PROGRAMMABLE (OTP) EPROM IC; Memory Size:256Kbit; EPROM Memory Configuration:32K x 8bit; No. of Pins:32Pins; Memory Case Style:LCC; Supply Voltage Min:4.5V; Supply Voltage Max:5.5V; Operating Temperature Min:-40°C RoHS Compliant: Yes
IC EPROM 256K 70NS OTP 32PLCC
| RS Components, Ltd. | RS Components, Ltd. | Win Source Electronics | DigiKey | ERSAELECTRONICS PTE. LTD. | ODG (Origin Data Global) | Quarktwin Technology Ltd. | Shenzhen Shengyu Electronics Technology Limited | Lingto Electronic Limited | Newark, An Avnet Company | Allied Electronics, Inc. | |
|---|---|---|---|---|---|---|---|---|---|---|---|
| Product Category | Memory Chips | Memory Chips | Memory Chips | Memory Chips | Memory Chips | Memory Chips | Memory Chips | Memory Chips | Memory Chips | Memory Chips | Memory Chips |
| Product Number | 1276558P | 1276558 | 199353-AT27C256R-70JU | AT27C256R-70JU-ND | 774-AT27C256R-70JU | AT27C256R-70JU | AT27C256R-70JU | AT27C256R-70JU | AT27C256R-70JU | 68T4281 | 70123746 |
| Product Name | EPROM | EPROM | Memory - EPROM - AT27C256R-70JU | Memory | Memory IC and Storage Component | Memory | Memory | Integrated Circuits (ICs) - Memory - Memory | Memory | One Time Programmable (Otp) Eprom Ic; Memory Size Microchip | IC EPROM 256K 70NS OTP 32PLCC |
| Memory Category | EPROM | EPROM | EPROM; EPROM | EPROM | EPROM | EPROM; EPROM - OTP | EPROM; EPROM | EPROM; Non-Volatile | EPROM; EPROM | EPROM | |
| Access Time | 70 ns | 70 ns | 70 ns | 70 ns | 70 ns | 70 ns | 70 ns | 70 ns | |||
| Density | 2048 kbits | 256 kbits | 256 kbits | 256 kbits | 256 kbits | 256 kbits | 256 kbits | 256 kbits | 256 kbits | ||
| Bits per Word | 8 bits | ||||||||||
| Package Type | PLCC | PLCC; 32-PLCC | PLCC; 32-LCC (J-Lead) | 32-LCC (J-Lead) | 32-LCC (J-Lead) | LCC | PLCC |
