Overview
The M27C1001-12F1 is a 1 Mbit EPROM (Erasable Programmable Read-Only Memory) produced by STMicroelectronics. This device is available in two main types: UV (ultra violet erase) and OTP (one time programmable). It is designed to meet the needs of microprocessor systems that require large program storage, organized as 131,072 words of 8 bits. The M27C1001 is suitable for applications where high storage capacity and reliable data retention are essential.
Key Specifications
| Parameter | Value | Unit |
|---|---|---|
| Memory Size | 1 Mbit | |
| Organization | 128K x 8 | |
| Interface Type | Parallel | |
| Supply Voltage in Read Operation | 5V ± 10% | V |
| Access Time | 120 ns | ns |
| Active Current at 5 MHz | 30 mA | mA |
| Standby Current | 100 µA | µA |
| Programming Voltage | 12.75 V ± 0.25 V | V |
| Programming Time per Word | 100 µs | µs |
| Package Types | FDIP32W, PDIP32, LCCC32W, PLCC32, TSOP32 |
Key Features
- Dual Functionality: Available in UV (ultra violet erase) and OTP (one time programmable) versions.
- Low Power Consumption: Active current of 30 mA at 5 MHz and standby current of 100 µA.
- Fast Access Time: Access time as low as 120 ns.
- Electronic Signature: Manufacturer Code: 20h, Device Code: 05h.
- Multiple Package Options: FDIP32W, PDIP32, LCCC32W, PLCC32, and TSOP32 packages.
- Standby Mode: Reduces supply current significantly when the device is not in active use.
Applications
The M27C1001-12F1 is ideally suited for microprocessor systems that require large program storage. It is commonly used in various applications such as:
- Embedded systems requiring high storage capacity.
- Industrial control systems.
- Automotive electronics.
- Consumer electronics.
- Any system needing reliable and large-scale program storage.
Q & A
- What is the memory size of the M27C1001-12F1? The memory size is 1 Mbit, organized as 128K x 8 bits.
- What are the types of M27C1001 available? The M27C1001 is available in UV (ultra violet erase) and OTP (one time programmable) versions.
- What is the access time of the M27C1001-12F1? The access time is 120 ns.
- What is the programming voltage for the M27C1001? The programming voltage is 12.75 V ± 0.25 V.
- How much current does the M27C1001 consume in standby mode? The standby current is 100 µA.
- What are the package options for the M27C1001? The package options include FDIP32W, PDIP32, LCCC32W, PLCC32, and TSOP32.
- How does the M27C1001 handle electronic signature? The device has an electronic signature with a Manufacturer Code of 20h and a Device Code of 05h.
- What is the typical programming time per word for the M27C1001? The programming time per word is 100 µs.
- Can the M27C1001 be used in high-temperature environments? Yes, it is available with temperature ranges such as –40 to 125 °C.
- How do you put the M27C1001 into standby mode? The device is placed in standby mode by applying a CMOS high signal to the Chip Enable (E) input.
