Overview
The M27C1001-15B1 is a 1 Mbit EPROM (Erasable Programmable Read-Only Memory) produced by STMicroelectronics. It is available in two main types: UV (ultra violet erase) and OTP (one time programmable). This device is particularly suited for microprocessor systems that require large programs and is organized as 131,072 words of 8 bits. The M27C1001-15B1 is offered in various packages, including PDIP32, PLCC32, and TSOP32, to cater to different application needs. It also features ECOPACK® packages, which are lead-free and compliant with environmental standards.
Key Specifications
| Parameter | Description | Value |
|---|---|---|
| Memory Size | 1 Mbit (128Kb x 8) | 1,048,576 bits |
| Supply Voltage | 5V ± 10% | 4.5V to 5.5V |
| Access Time | 35ns (for -15B1 variant) | 35ns |
| Active Current | At 5MHz | 30mA |
| Standby Current | 100µA | |
| Programming Voltage | 12.75V ± 0.25V | |
| Programming Time | Per word | 100µs |
| Electronic Signature | Manufacturer Code / Device Code | 20h / 05h |
| Package Types | PDIP32, PLCC32, TSOP32 (8 x 20 mm) | |
| Operating Temperature | 0°C to 70°C (TA) | |
| Lead Free Status / RoHS Status | Lead free / RoHS Compliant |
Key Features
- Dual Functionality: Available in UV (ultra violet erase) and OTP (one time programmable) versions.
- Large Memory Capacity: 1 Mbit organized as 131,072 words of 8 bits.
- Low Power Consumption: Active current of 30mA at 5MHz and standby current of 100µA.
- Fast Access Time: Access time of 35ns for the -15B1 variant.
- Electronic Signature: Manufacturer code (20h) and device code (05h) for identification.
- Multiple Package Options: PDIP32, PLCC32, and TSOP32 packages to suit various application needs.
- Environmental Compliance: ECOPACK® packages are lead-free and RoHS compliant.
Applications
The M27C1001-15B1 is ideally suited for microprocessor systems that require large programs. It is commonly used in:
- Embedded systems requiring non-volatile memory.
- Industrial control systems where program storage is necessary.
- Automotive and aerospace applications due to its reliability and durability.
- Legacy systems that still utilize EPROM technology.
Q & A
- What is the memory capacity of the M27C1001-15B1?
The M27C1001-15B1 has a memory capacity of 1 Mbit, organized as 131,072 words of 8 bits.
- What are the different package types available for the M27C1001-15B1?
The device is available in PDIP32, PLCC32, and TSOP32 (8 x 20 mm) packages.
- What is the access time for the M27C1001-15B1?
The access time for the -15B1 variant is 35ns.
- How does the M27C1001-15B1 handle power consumption?
The device has an active current of 30mA at 5MHz and a standby current of 100µA.
- What is the programming voltage and time for the M27C1001-15B1?
The programming voltage is 12.75V ± 0.25V, and the programming time is 100µs per word.
- Is the M27C1001-15B1 environmentally compliant?
Yes, it is available in ECOPACK® packages which are lead-free and RoHS compliant.
- What are the electronic signature codes for the M27C1001-15B1?
The manufacturer code is 20h, and the device code is 05h.
- What are the typical applications of the M27C1001-15B1?
It is used in microprocessor systems, embedded systems, industrial control systems, and legacy systems.
- What is the operating temperature range for the M27C1001-15B1?
The operating temperature range is 0°C to 70°C (TA).
- How does the M27C1001-15B1 support UV erasure?
The FDIP32W and LCCC32W packages have transparent lids that allow the chip to be exposed to ultraviolet light for erasure.
