Overview
The M27C801-100N1 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) versions. It is organized as 1,048,576 by 8 bits, making it suitable for applications requiring fast turn-around and pattern experimentation. The M27C801-100N1 is offered in various packages, including TSOP-32, to meet different application needs.
Key Specifications
| Parameter | Value | Unit |
|---|---|---|
| Memory Type | OTP EPROM / UV EPROM | |
| Memory Size | 8 Mbit (1M x 8) | |
| Access Time | 100 ns | |
| Supply Voltage | 4.5 V to 5.5 V | V |
| Operating Temperature | 0°C to 70°C | °C |
| Package / Case | 32-TSOP | |
| Active Current | 35 mA at 5 MHz | mA |
| Standby Current | 100 µA | µA |
| Programming Voltage | 12.75 V ± 0.25 V | V |
| Programming Time | 50 µs/word | µs |
| Input Capacitance | 6 pF | pF |
| Output Capacitance | 12 pF | pF |
Key Features
- Fast access time of 100 ns
- Low power consumption: active current of 35 mA at 5 MHz and standby current of 100 µA
- Programming voltage of 12.75 V ± 0.25 V with a programming time of 50 µs/word
- Electronic signature with manufacturer code (20h) and device code (42h)
- Available in ECOPACK® packages which are lead-free and RoHS compliant
- Parallel interface for data access
- UV erasable version allows for reprogramming by exposing the chip to ultraviolet light
- OTP version for applications where content is programmed only once and erasure is not required
Applications
The M27C801-100N1 is ideally suited for various applications where fast turn-around and pattern experimentation are crucial. These include:
- Embedded systems requiring non-volatile memory
- Industrial control systems
- Aerospace and defense systems
- Automotive electronics
- Development and prototyping environments where frequent reprogramming is necessary
Q & A
- What is the memory size of the M27C801-100N1?
The memory size is 8 Mbit, organized as 1,048,576 by 8 bits.
- What are the different package options available for the M27C801-100N1?
The device is available in various packages including TSOP-32, PDIP32, PLCC32, and FDIP32W.
- What is the supply voltage range for the M27C801-100N1?
The supply voltage range is 4.5 V to 5.5 V.
- What is the access time of the M27C801-100N1?
The access time is 100 ns.
- How is the M27C801-100N1 programmed?
The device is programmed using a sequence of 50 µs program pulses with a programming voltage of 12.75 V ± 0.25 V.
- What is the standby current of the M27C801-100N1?
The standby current is 100 µA.
- Is the M27C801-100N1 RoHS compliant?
Yes, the device is lead-free and RoHS compliant.
- How does the UV erasable version of the M27C801-100N1 work?
The UV erasable version can be erased by exposing the chip to ultraviolet light with wavelengths shorter than approximately 4000 Å.
- What are the electronic signature codes for the M27C801-100N1?
The manufacturer code is 20h and the device code is 42h.
- What are the operating temperature ranges for the M27C801-100N1?
The operating temperature range is 0°C to 70°C.
