BUY TC531000CP-C019 https://www.utsource.net/itm/p/9472900.html

The TC531000CP-C019 is a 28-pin DIP static RAM chip manufactured by Toshiba. It has an operating temperature range of -55°C to +125°C and a storage temperature range of -55°C to +125°C. It has a maximum access time of 70ns and a maximum cycle time of 120ns. The TC531000CP-C019 is a 1M-bit static RAM chip with a capacity of 128K x 8 bits. It has a low power consumption of 120mA (max) and a standby current of 10mA (max). It has an asynchronous interface and supports both low and high speed operations. The TC531000CP-C019 is used in a variety of applications such as embedded systems, industrial automation, automotive, medical, and consumer electronics. It is suitable for applications that require low power consumption and high speed operation. (For reference only)