Microchip Technology 25LC320
The Microchip Technology Inc. The memory is accessed via a simple Serial Peripheral Interface (SPI™) compatible serial bus.FEATURES
:● Low-power CMOS technology: - Write current: 3 mA maximum - Read current: 500 µA typical - Standby current: 500 nA typical
● 4096 x 8 bit organization
● 32 byte page
● Write cycle time: 5 ms maximum
● Self-timed erase and write cycles
● Block write protection: - Protect none, 1/4, 1/2 or all of array
● Built-in write protection: - Power on/off data protection circuitry - Write enable latch - Write-protect pin
● Sequential read
● High reliability: - Endurance: 1M E/W cycles - Data retention: > 200 years - ESD protection: > 4000V
● 8-pin PDIP, SOIC and TSSOP packages
● 14-lead TSSOP package
● Temperature ranges supported: - Industrial (I): -40°C to +85°C - Automotive (E): -40°C to +125°C
DESCRIPTION
: The Microchip Technology Inc. 25AA320/25LC320/ 25C320 (25XX320*) are 32 Kbit serial Electrically Erasable PROMs. The bus signals required are a clock input (SCK) plus separate data in (SI) and data out (SO) lines. Access to the device is controlled through a Chip Select (CS) input.