There is a memory type Non-Volatile for this type of device. It comes in a Tube. The 32-LCC (J-Lead) case contains it. There is 256Kb 32K x 8 of memory on the chip. As with most mainstream devices, this one uses FLASH-format memory. 0°C~70°C TC is an extended operating temperature range, making this device ideal for demanding applications. It is capable of handling a voltage supply of 5V. A Surface Mount mounting type is recommended for this product. To select similar parts, many people use the device's base part number AT29C257.
AT29C257-15JC Features
Package / Case: 32-LCC (J-Lead)
AT29C257-15JC Applications
There are a lot of Microchip Technology AT29C257-15JC Memory applications.