Manufacturer Part #
256K (32K x 8) High-speed Parallel EEPROM
Revision History:April 14, 2021: Issued initial notification.August 12, 2021: Issued final notification. Provided estimated first ship date to be on August 13, 2021. Attached the partial qualification report.PCN Status: Final notificationPCN Type: Manufacturing ChangeDescription of Change:Qualification of MMT as a new assembly site for selected Atmel AT28HC256x, AT28C256 and AT28BV256 device families available in 32L PLCC (11.5x14x3.37mm) package.
Description of Change:Qualification of MMT as a new assembly site for selected Atmel AT28HC256x, AT28C256 and AT28BV256 device families available in 32L PLCC (11.5x14x3.37mm) package.Reason for Change:To improve on-time delivery performance by qualifying MMT as a new assembly site. Estimated Qualification Completion Date:May 2021
Microchip has released a new Product Documents for the AT28HC256 Industrial Grade 256-Kbit (32,768 x 8) High-Speed Parallel EEPROM of devices.Description of Change:1) Updated to the Microchip template.2) Microchip DS20006428 replaces Atmel document 00073) Added updated Part Markings to include new trace code format. Reason for Change: To Improve ManufacturabilityChange Implementation Status: Complete