Overview
The M27C512-70C1 is a 512 Kbit EPROM (Erasable Programmable Read-Only Memory) produced by STMicroelectronics. This device is available in both UV (ultra violet erase) and OTP (one time programmable) versions, making it suitable for applications requiring fast turn-around and pattern experimentation. The M27C512-70C1 is organized as 64K x 8 bits and operates with a single 5V ± 10% supply voltage in read mode.
Key Specifications
| Parameter | Description | Value |
|---|---|---|
| Capacity | 512 Kbit (64K x 8) | - |
| Access Time | - | 70 ns |
| Supply Voltage | In read operation | 5V ± 10% |
| Active Current | - | 30 mA |
| Standby Current | - | 100 µA |
| Programming Voltage | - | 12.75 V ± 0.25 V |
| Programming Time | - | Around 6 s |
| Package | - | PLCC32 (C) |
| Temperature Range | - | 0 to 70 °C (or other specified ranges) |
Key Features
- Low power CMOS consumption with active current of 30 mA and standby current of 100 µA.
- Electronic Signature with manufacturer code 20h and device code 3Dh.
- Available in ECOPACK® versions which are lead-free and compliant with JEDEC Standard JESD97.
- Two control functions: Chip Enable (E) and Output Enable (G) for device selection and data gating.
- Programming mode with VPP input at 12.75V and programming time around 6 seconds.
Applications
The M27C512-70C1 is ideally suited for applications where fast turn-around and pattern experimentation are crucial. These include:
- Development and prototyping of electronic systems where frequent changes in the program are necessary.
- Embedded systems requiring non-volatile memory with the ability to be reprogrammed.
- Industrial control systems and automation where reliable and programmable memory is essential.
- Consumer electronics and automotive systems needing secure and programmable memory solutions.
Q & A
- What is the capacity of the M27C512-70C1?
The M27C512-70C1 has a capacity of 512 Kbit, organized as 64K x 8 bits.
- What are the available package types for the M27C512?
The M27C512 is available in FDIP28W, PDIP28, and PLCC32 packages.
- What is the access time for the M27C512-70C1?
The access time for the M27C512-70C1 is 70 ns.
- What is the supply voltage for the M27C512 in read mode?
The supply voltage for the M27C512 in read mode is 5V ± 10%.
- How much current does the M27C512 consume in active and standby modes?
The M27C512 consumes 30 mA in active mode and 100 µA in standby mode.
- What is the programming voltage and time for the M27C512?
The programming voltage is 12.75 V ± 0.25 V, and the programming time is around 6 seconds.
- What is the electronic signature of the M27C512?
The electronic signature includes a manufacturer code of 20h and a device code of 3Dh.
- Are the M27C512 packages lead-free?
Yes, the M27C512 is available in ECOPACK® versions which are lead-free.
- What are the control functions for data access in the M27C512?
The control functions are Chip Enable (E) and Output Enable (G).
- How is the M27C512 erased if it is a UV EPROM?
The UV EPROM can be erased by exposing it to ultraviolet light through the transparent lid of the FDIP28W package.
