Overview
The M27C512-12C6 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. It is organized as 64K x 8 bits, making it suitable for applications requiring fast turn-around and pattern experimentation.
The M27C512-12C6 is part of the M27C512 series, which offers various package options including FDIP28W, PDIP28, and PLCC32. The '12C6' designation indicates a specific configuration with a 120 ns access time and a PLCC32 package.
Key Specifications
| Parameter | Value | Unit |
|---|---|---|
| Device Type | M27C512 | |
| Memory Size | 512 Kbit (64K x 8) | |
| Supply Voltage | 5V ± 10% | V |
| Access Time | 120 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 |
| Package | PLCC32 | |
| Temperature Range | 0 to 70 °C (or other ranges depending on the specific part number) | °C |
Key Features
- Low power CMOS consumption with active current of 30 mA and standby current of 100 µA.
- Fast access times ranging from 45 ns to 150 ns depending on the specific part number.
- Programming voltage of 12.75 V ± 0.25 V with a programming time of around 6 seconds.
- Electronic Signature with manufacturer code (20h) and device code (3Dh).
- Available in ECOPACK® versions which are lead-free and comply with JEDEC Standard JESD97.
- Two control functions: Chip Enable (E) and Output Enable (G) for device selection and data gating.
- Standby mode reduces active current significantly.
Applications
The M27C512-12C6 is ideally suited for applications where fast turn-around and pattern experimentation are critical. These include:
- Embedded systems requiring programmable memory.
- Industrial control systems.
- Aerospace and defense applications where reliability and fast access times are essential.
- Automotive systems needing programmable memory solutions.
- Development and prototyping environments where frequent programming and erasure are necessary.
Q & A
- What is the memory size of the M27C512-12C6?
The M27C512-12C6 has a memory size of 512 Kbit, organized as 64K x 8 bits.
- What are the different package options available for the M27C512 series?
The M27C512 series is available in FDIP28W, PDIP28, and PLCC32 packages.
- What is the access time for the M27C512-12C6?
The access time for the M27C512-12C6 is 120 ns.
- How is the M27C512-12C6 programmed?
The device is programmed by applying a programming voltage of 12.75 V ± 0.25 V to the VPP input and pulsing the E input to VIL. Data is applied in parallel to the data output pins.
- What is the standby current of the M27C512-12C6?
The standby current is 100 µA when the device is in standby mode.
- Does the M27C512-12C6 support UV erasure?
Yes, the UV version of the M27C512 supports UV erasure, but the OTP version does not.
- What are the electronic signature codes for the M27C512?
The manufacturer code is 20h and the device code is 3Dh.
- Is the M27C512-12C6 lead-free?
Yes, the M27C512 is available in ECOPACK® versions which are lead-free.
- What are the operating modes of the M27C512-12C6?
The device operates in read, standby, programming, and electronic signature modes.
- How do you put the M27C512-12C6 into standby mode?
The device is placed in standby mode by applying a CMOS high signal to the E input.
