48L256 Datasheet 256-kbit Spi Serial Eeram

Manufacturer: Microchip Technology

Overview: 256-Kbit SPI Serial EERAM 48L256 Serial SRAM.

Datasheet Details

The Microchip Technology Inc.

48L256 serial EERAM has an SRAM memory core with hidden EEPROM backup.

The device can be treated by the user as a full symmetrical read/write SRAM.

Unlimited Reads/Unlimited Writes: - Standard serial SRAM protocol - Symmetrical timing for reads and writes.
SRAM Array: - 32,768 x 8 bit.
High-Speed SPI Interface: - Up to 66 MHz - Schmitt Trigger inputs for noise suppression.
Low-Power CMOS Technology: - Active current: 5 mA (maximum) - Standby current: 300 μA (at 85°C maximum) - Hibernate current: 3 μA (at 85°C maximum) Hidden EEPROM Backup Features.
Cell-Based Nonvolatile Backup: - Mirrors SRAM a.

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