Overview
The M27C512-90F1 is a 512 Kbit 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 organized as 64K x 8 bits, making it suitable for applications where fast turn-around and pattern experimentation are crucial.
The M27C512-90F1 is offered in various packages, including FDIP28W, PDIP28, and PLCC32, with ECOPACK® versions available to meet environmental requirements. These packages are lead-free and comply with JEDEC Standard JESD97.
Key Specifications
| Parameter | Value | Unit |
|---|---|---|
| Device Type | M27C512 | - |
| Memory Size | 512 Kbit (64K x 8) | - |
| Supply Voltage | 5V ± 10% | V |
| Access Time | 90 ns | ns |
| Active Current | 30 mA | mA |
| Standby Current | 100 µA | µA |
| Programming Voltage | 12.75 V ± 0.25 V | V |
| Programming Time | Around 6 s | s |
| Manufacturer Code | 20h | - |
| Device Code | 3Dh | - |
| Package Options | FDIP28W, PDIP28, PLCC32 | - |
| Operating Temperature Range | –40 to 125 °C | °C |
Key Features
- 5V ± 10% supply voltage in read operation
- Low power CMOS consumption with active current of 30 mA and standby current of 100 µA
- Programming voltage of 12.75 V ± 0.25 V and programming time around 6 seconds
- Electronic Signature with manufacturer code 20h and device code 3Dh
- Available in UV (ultra violet erase) and OTP (one time programmable) versions
- ECOPACK® versions available, which are lead-free and comply with JEDEC Standard JESD97
Applications
The M27C512-90F1 is ideally suited for applications where fast turn-around and pattern experimentation are important requirements. This includes:
- Embedded systems requiring frequent updates or testing of firmware
- Development and prototyping environments where rapid changes to the program are necessary
- Industrial control systems that need flexible and reliable memory solutions
- Aerospace and automotive applications where the device's robustness and reliability are critical
Q & A
- What is the memory size of the M27C512-90F1?
The M27C512-90F1 has a memory size of 512 Kbit, organized as 64K x 8 bits.
- What are the available package options for the M27C512-90F1?
The device is available in FDIP28W, PDIP28, and PLCC32 packages.
- What is the access time of the M27C512-90F1?
The access time of the M27C512-90F1 is 90 ns.
- What is the programming voltage and time for the M27C512-90F1?
The programming voltage is 12.75 V ± 0.25 V, and the programming time is around 6 seconds.
- Is the M27C512-90F1 available in lead-free packages?
- What are the typical applications of the M27C512-90F1?
The device is suitable for embedded systems, development and prototyping environments, industrial control systems, and aerospace and automotive applications.
- What is the operating temperature range of the M27C512-90F1?
The operating temperature range is –40 to 125 °C.
- How does the standby mode affect the current consumption of the M27C512-90F1?
In standby mode, the active current reduces from 30 mA to 100 µA.
- What are the electronic signature codes for the M27C512-90F1?
The manufacturer code is 20h, and the device code is 3Dh.
- Can the M27C512-90F1 be erased and reprogrammed?
