AS6C4008-55PIN

Memory

AS6C4008-55PIN is a 4Mb Static RAM (SRAM) device by Alliance Memory. The versatile device is suitable for a wide variety of applications, with an industry-standard 55 PIN-package and versatile I/O configurations. This makes the device ideal for low power consumption, fast access times and reliability.

Application field

The primary applications for the AS6C4008 device include: embedded systems, server applications, video gaming systems, industrial automation, and digital signage. Furthermore, the device\'s user-friendly 55 PIN-package enables designers to easily integrate the device into their designs while meeting stringent EMC requirements.

Due to its low power consumption, fast access times, and high reliability, the AS6C4008 is an excellent choice for designs requiring high performance, low power and cost effectiveness. Additionally, this device also provides ECC (error checking and correction) functionality as well as a shutdown mode for system power savings. All these features make it an excellent choice for a wide range of applications.

Working Principle

The AS6C4008 has the same basic internal architecture as many other 4Mb SRAMs. It consists of two 512Kx8 memory cells connected in parallel and one parity bit for each of the two data blocks. The SRAM\'s internal logic circuitry is responsible for tracking the data in the cells. When each of the bits from the two data blocks are stored, the parity bits are also stored. Both of these memory blocks are then stored in the lower and upper 512Kb of memory.

The AS6C4008 also performs basic ECC and data integrity checks. This is done by calculating the parity bits of the data stored in the memory blocks. If an inconsistency is detected in the data, the logic circuitry will store a "flag" in the parity bit, alerting the system to a potential problem. Additionally, the AS6C4008 also has a shutdown mode, allowing the system to save power when the device is not being used.

The AS6C4008 is a Low Voltage SRAM and is designed to operate in range of 1.8V to 3.6V. It is available in a commercial temperature range of 0°C to 70°C. Furthermore, the device is also available with small memory cells, allowing for higher density packaging and lower power consumption.

In conclusion, the AS6C4008 4Mb SRAM is an excellent choice for a wide range of applications. It provides the user with fast access times, low power consumption, and high reliability. The device also provides ECC and data integrity checking, as well as a shutdown mode for power savings. With its compatibility with industry standards, the AS6C4008 makes it an easy choice for designers looking for a high performance, low power and cost-effective memory solution.