Transcription of 23LCV1024 Data Sheet - Microchip Technology
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23 LCV1024. 1 Mbit SPI Serial SRAM with Battery Backup and SDI Interface Device Selection Table Part Dual I/O Battery Max. Clock VCC Range Packages Number (SDI) Backup Frequency 23 LCV1024 Yes Yes 20 MHz SN, ST, P. Features: Description: SPI-Compatible Bus Interface: The Microchip Technology Inc. 23 LCV1024 is a 1 Mbit - 20 MHz Clock rate Serial SRAM device. The memory is accessed via a - SPI/SDI mode simple Serial Peripheral Interface (SPI) compatible serial bus. The bus signals required are a clock input Low-Power CMOS Technology : (SCK) plus separate data in (SI) and data out (SO). - Read Current: 3 mA at , 20 MHz lines. Access to the device is controlled through a Chip - Standby Current: 4 A at +85 C Select (CS) input. Additionally, SDI (Serial Dual Inter- Unlimited Read and Write Cycles face) is supported if your application needs faster data External Battery Backup Support rates. Zero Write Time This device also supports unlimited reads and writes to 128K x 8-bit Organization: the memory array, and supports data backup via an external battery/coin cell connected to VBAT (pin 7).
2012 Microchip Technology Inc. Preliminary DS25156A-page 5 23LCV1024 2.0 FUNCTIONAL DESCRIPTION 2.1 Principles of Operation The 23LCV1024 is an 1 Mbit Serial SRAM designed to
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