IC SRAM 256KBITbit 20MHz 8SOIC

23x640 and 23x256 SRAM Overview

Microchip Technology

This tutorial reviews the feature set and naming conventions of these products, looks at some of the benefits of serial SRAM implementation, and finally an internet radio reference design that makes use of serial SRAM will be discussed.
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Related Parts

ImageManufacturer Part NumberDescriptionPackagingFormat - MemoryMemory TypeAvailable Quantity
23K256-I/SN datasheet linkIC SRAM 256KBIT 20MHZ 8SOIC23K256-I/SNIC SRAM 256KBIT 20MHZ 8SOICTubeRAMSRAM8644 - Immediate
23K256-I/SN product page link
23K256-I/ST datasheet linkIC SRAM 256KBIT 20MHZ 8TSSOP23K256-I/STIC SRAM 256KBIT 20MHZ 8TSSOPTubeRAMSRAM8362 - Immediate
23K256-I/ST product page link
23K640-I/SN datasheet linkIC SRAM 64KBIT 20MHZ 8SOIC23K640-I/SNIC SRAM 64KBIT 20MHZ 8SOICTubeRAMSRAM2062 - Immediate
23K640-I/SN product page link
23K640-I/ST datasheet linkIC SRAM 64KBIT 20MHZ 8TSSOP23K640-I/STIC SRAM 64KBIT 20MHZ 8TSSOPTubeRAMSRAM742 - Immediate
23K640-I/ST product page link
23K256-I/P datasheet linkIC SRAM 256KBIT 20MHZ 8DIP23K256-I/PIC SRAM 256KBIT 20MHZ 8DIPTubeRAMSRAM326 - Immediate
23K256-I/P product page link
23A256-I/SN datasheet linkIC SRAM 256KBIT 20MHZ 8SOIC23A256-I/SNIC SRAM 256KBIT 20MHZ 8SOICTubeRAMSRAM368 - Immediate
23A256-I/SN product page link
23A256-I/ST datasheet linkIC SRAM 256KBIT 20MHZ 8TSSOP23A256-I/STIC SRAM 256KBIT 20MHZ 8TSSOPTubeRAMSRAM290 - Immediate
23A256-I/ST product page link
23A640-I/P datasheet linkIC SRAM 64KBIT 20MHZ 8DIP23A640-I/PIC SRAM 64KBIT 20MHZ 8DIPTubeRAMSRAM764 - Immediate
23A640-I/P product page link
23A640T-I/SN datasheet linkIC SRAM 64KBIT 20MHZ 8SOIC23A640T-I/SNIC SRAM 64KBIT 20MHZ 8SOICTape & Reel (TR)RAMSRAM023A640T-I/SN product page link
23K640T-I/SN datasheet linkIC SRAM 64KBIT 20MHZ 8SOIC23K640T-I/SNIC SRAM 64KBIT 20MHZ 8SOICTape & Reel (TR)RAMSRAM023K640T-I/SN product page link
23A640-I/SN datasheet linkIC SRAM 64KBIT 20MHZ 8SOIC23A640-I/SNIC SRAM 64KBIT 20MHZ 8SOICTubeRAMSRAM023A640-I/SN product page link
23A640T-I/ST datasheet linkIC SRAM 64KBIT 20MHZ 8TSSOP23A640T-I/STIC SRAM 64KBIT 20MHZ 8TSSOPTape & Reel (TR)RAMSRAM023A640T-I/ST product page link
23K640T-I/ST datasheet linkIC SRAM 64KBIT 20MHZ 8TSSOP23K640T-I/STIC SRAM 64KBIT 20MHZ 8TSSOPTape & Reel (TR)RAMSRAM023K640T-I/ST product page link
23A640-I/ST datasheet linkIC SRAM 64KBIT 20MHZ 8TSSOP23A640-I/STIC SRAM 64KBIT 20MHZ 8TSSOPTubeRAMSRAM023A640-I/ST product page link
23K640-I/P datasheet linkIC SRAM 64KBIT 20MHZ 8DIP23K640-I/PIC SRAM 64KBIT 20MHZ 8DIPTubeRAMSRAM023K640-I/P product page link
23K640-E/SN datasheet linkIC SRAM 64KBIT 20MHZ 8SOIC23K640-E/SNIC SRAM 64KBIT 20MHZ 8SOICTubeRAMSRAM023K640-E/SN product page link
23K640T-E/SN datasheet linkIC SRAM 64KBIT 20MHZ 8SOIC23K640T-E/SNIC SRAM 64KBIT 20MHZ 8SOICTape & Reel (TR)RAMSRAM023K640T-E/SN product page link
23K640-E/ST datasheet linkIC SRAM 64KBIT 20MHZ 8TSSOP23K640-E/STIC SRAM 64KBIT 20MHZ 8TSSOPTubeRAMSRAM023K640-E/ST product page link
23K640T-E/ST datasheet linkIC SRAM 64KBIT 20MHZ 8TSSOP23K640T-E/STIC SRAM 64KBIT 20MHZ 8TSSOPTape & Reel (TR)RAMSRAM023K640T-E/ST product page link
23K640-E/P datasheet linkIC SRAM 64KBIT 20MHZ 8DIP23K640-E/PIC SRAM 64KBIT 20MHZ 8DIPTubeRAMSRAM023K640-E/P product page link
23A256T-I/SN datasheet linkIC SRAM 256KBIT 20MHZ 8SOIC23A256T-I/SNIC SRAM 256KBIT 20MHZ 8SOICTape & Reel (TR)RAMSRAM023A256T-I/SN product page link
23A256-I/P datasheet linkIC SRAM 256KBIT 20MHZ 8DIP23A256-I/PIC SRAM 256KBIT 20MHZ 8DIPTubeRAMSRAM023A256-I/P product page link
23A256T-I/ST datasheet linkIC SRAM 256KBIT 20MHZ 8TSSOP23A256T-I/STIC SRAM 256KBIT 20MHZ 8TSSOPTape & Reel (TR)RAMSRAM023A256T-I/ST product page link
23K256-E/SN datasheet linkIC SRAM 256KBIT 20MHZ 8SOIC23K256-E/SNIC SRAM 256KBIT 20MHZ 8SOICTubeRAMSRAM023K256-E/SN product page link
23K256T-E/SN datasheet linkIC SRAM 256KBIT 20MHZ 8SOIC23K256T-E/SNIC SRAM 256KBIT 20MHZ 8SOICTape & Reel (TR)RAMSRAM023K256T-E/SN product page link
23K256-E/P datasheet linkIC SRAM 256KBIT 20MHZ 8DIP23K256-E/PIC SRAM 256KBIT 20MHZ 8DIPTubeRAMSRAM023K256-E/P product page link
23K256-E/ST datasheet linkIC SRAM 256KBIT 20MHZ 8TSSOP23K256-E/STIC SRAM 256KBIT 20MHZ 8TSSOPTubeRAMSRAM023K256-E/ST product page link
23K256T-E/ST datasheet linkIC SRAM 256KBIT 20MHZ 8TSSOP23K256T-E/STIC SRAM 256KBIT 20MHZ 8TSSOPTape & Reel (TR)RAMSRAM023K256T-E/ST product page link
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PTM Published on: 2011-11-03