Overview
The M27C256B-12C1 is a 256Kbit One-Time Programmable (OTP) EPROM manufactured by STMicroelectronics. This device is part of the M27C256 series and is known for its reliability and performance in various electronic systems. The M27C256B-12C1 features a 32K x 8 bit organization, making it suitable for applications requiring significant storage capacity. It operates with a supply voltage of 4.5V to 5.5V and has an access time of 120ns, ensuring fast data retrieval. The device is packaged in a 32-lead PLCC (Plastic Leaded Chip Carrier) case, which is lead-free and RoHS compliant.
Key Specifications
| Parameter | Value |
|---|---|
| Manufacturer Part Number | M27C256B-12C1 |
| Manufacturer | STMicroelectronics |
| Memory Type | OTP EPROM |
| Memory Size | 256K (32K x 8) |
| Speed | 120ns |
| Interface | Parallel |
| Voltage - Supply | 4.5 V ~ 5.5 V |
| Operating Temperature | 0°C ~ 70°C |
| Package / Case | 32-PLCC |
| Lead Free Status / RoHS Status | Lead free / RoHS Compliant |
Key Features
- One-Time Programmable (OTP) EPROM with 256Kbit storage capacity.
- 32K x 8 bit organization.
- Fast access time of 120ns.
- Operating supply voltage range: 4.5V to 5.5V.
- Operating temperature range: 0°C to 70°C.
- Packaged in a 32-lead PLCC case.
- Lead-free and RoHS compliant.
Applications
The M27C256B-12C1 is suitable for a variety of applications that require non-volatile memory, including:
- Embedded systems and microcontrollers.
- Industrial control systems.
- Aerospace and defense electronics.
- Automotive electronics.
- Consumer electronics requiring firmware storage.
Q & A
- What is the memory size of the M27C256B-12C1?
The M27C256B-12C1 has a memory size of 256Kbits, organized as 32K x 8 bits. - What is the access time of the M27C256B-12C1?
The access time of the M27C256B-12C1 is 120ns. - What is the operating supply voltage range for the M27C256B-12C1?
The operating supply voltage range is 4.5V to 5.5V. - Is the M27C256B-12C1 lead-free and RoHS compliant?
Yes, the M27C256B-12C1 is lead-free and RoHS compliant. - What is the package type of the M27C256B-12C1?
The M27C256B-12C1 is packaged in a 32-lead PLCC (Plastic Leaded Chip Carrier) case. - What are the operating temperature limits for the M27C256B-12C1?
The operating temperature range is 0°C to 70°C. - Can the M27C256B-12C1 be used in high-speed applications?
Yes, with its fast access time of 120ns, it is suitable for high-speed applications. - Is the M27C256B-12C1 suitable for automotive electronics?
Yes, it is suitable for automotive electronics due to its robust specifications and compliance with automotive standards. - How is the M27C256B-12C1 programmed?
The M27C256B-12C1 is programmed using a parallel programming interface with a programming voltage of 12.75V. - What are some common applications of the M27C256B-12C1?
Common applications include embedded systems, industrial control systems, aerospace and defense electronics, and consumer electronics.
