Overview
The M27C801-120B1 is an 8 Mbit EPROM (Erasable Programmable Read-Only Memory) produced by STMicroelectronics. This device is available in both UV (ultra violet erase) and OTP (one time programmable) ranges, making it versatile for various applications. The M27C801 is organized as 1,048,576 by 8 bits, making it suitable for applications where fast turn-around and pattern experimentation are crucial.
Key Specifications
| Parameter | Description | Value |
|---|---|---|
| Capacity | 8 Mbit (1Mb x 8) | 1,048,576 x 8 bits |
| Package Type | PDIP32 (Plastic Dual In-Line Package) | 32-pin |
| Access Time | 120 ns | |
| Supply Voltage | 5 V ± 10% | |
| Active Current | 35 mA at 5 MHz | |
| Standby Current | 100 µA | |
| Programming Voltage | 12.75 V ± 0.25 V | |
| Programming Time | 50 µs/word | |
| Electronic Signature | Manufacturer code: 20h, Device code: 42h |
Key Features
- Fast Access Time: The M27C801-120B1 has an access time of 120 ns, ensuring quick data retrieval.
- Low Power Consumption: It features low active and standby current, making it energy-efficient.
- Programming Flexibility: Supports both UV erasable and OTP versions, catering to different application needs.
- ECOPACK® Packages: Available in lead-free ECOPACK® packages, meeting environmental requirements.
- Electronic Signature: Includes electronic signature for easy device identification by programming equipment.
Applications
The M27C801-120B1 is ideally suited for applications where fast turn-around and pattern experimentation are important. This includes:
- Development and Prototyping: Useful in development stages where frequent changes and testing are required.
- Embedded Systems: Suitable for embedded systems that require non-volatile memory with fast access times.
- Industrial Control Systems: Can be used in industrial control systems that need reliable and fast memory solutions.
Q & A
- What is the capacity of the M27C801-120B1?
The M27C801-120B1 has a capacity of 8 Mbit, organized as 1,048,576 by 8 bits.
- What are the different package types available for the M27C801?
The M27C801 is available in PDIP32 (Plastic Dual In-Line Package), FDIP32W (Window Ceramic Frit-Seal Package), and PLCC32 (Plastic Leaded Chip Carrier) packages.
- What is the access time of the M27C801-120B1?
The access time of the M27C801-120B1 is 120 ns.
- What is the supply voltage for the M27C801-120B1?
The supply voltage is 5 V ± 10%.
- How much current does the M27C801-120B1 consume in active and standby modes?
In active mode, it consumes 35 mA at 5 MHz, and in standby mode, it consumes 100 µA.
- What is the programming voltage and time for the M27C801-120B1?
The programming voltage is 12.75 V ± 0.25 V, and the programming time is 50 µs/word.
- Does the M27C801-120B1 support electronic signature?
Yes, it supports electronic signature with a manufacturer code of 20h and a device code of 42h.
- What are the environmental benefits of the M27C801-120B1?
The M27C801-120B1 is available in lead-free ECOPACK® packages, meeting environmental requirements.
- Can the M27C801-120B1 be used in industrial control systems?
Yes, it is suitable for industrial control systems due to its reliability and fast access times.
- How does the standby mode work on the M27C801-120B1?
In standby mode, the supply current reduces from 35 mA to 100 µA, significantly reducing power consumption.
