Cypress STK11C88 User Manual

STK11C88256 Kbit (32K x 8) SoftStore nvSRAMCypress Semiconductor Corporation • 198 Champion Court • San Jose,CA 95134-1709 • 408-943-2600Document Numb

STK11C88Document Number: 001-50591 Rev. ** Page 10 of 15STORE INHIBIT or Power Up RECALLParameter Alt DescriptionSTK11C88UnitMin MaxtHRECALL [10]tREST

STK11C88Document Number: 001-50591 Rev. ** Page 11 of 15Software Controlled STORE/RECALL CycleThe software controlled STORE/RECALL cycle follows. [11,

STK11C88Document Number: 001-50591 Rev. ** Page 12 of 15Ordering InformationSpeed(ns)Ordering Code Package Diagram Package TypeOperatingRange25 STK11C

STK11C88Document Number: 001-50591 Rev. ** Page 13 of 15Package DiagramsFigure 11. 28-Pin (300 mil) SOIC (51-85026)51 85127 *APIN 1 ID0.291[7.39]0.30

STK11C88Document Number: 001-50591 Rev. ** Page 14 of 15Figure 12. 28-Pin (330 mil) SOIC (51-85058)Package Diagrams (continued)51-85058-*A[+] Feedbac

Document Number: 001-50591 Rev. ** Revised January 29, 2009 Page 15 of 15AutoStore and QuantumTrap are registered trademarks of Cypress Semiconductor

STK11C88Document Number: 001-50591 Rev. ** Page 2 of 15Pin ConfigurationsFigure 1. Pin Diagram - 28-Pin SOICTable 1. Pin Definitions - 28-Pin SOICPi

STK11C88Document Number: 001-50591 Rev. ** Page 3 of 15Device OperationThe STK11C88 is a versatile memory chip that provides severalmodes of operation

STK11C88Document Number: 001-50591 Rev. ** Page 4 of 15Hardware Protect The STK11C88 offers hardware protection against inadvertentSTORE operation an

STK11C88Document Number: 001-50591 Rev. ** Page 5 of 15Table 2. Software STORE/RECALL Mode Selection CE WEA13 – A0Mode IO NotesL H 0x0E380x31C70x03E0

STK11C88Document Number: 001-50591 Rev. ** Page 6 of 15Maximum RatingsExceeding maximum ratings may shorten the useful life of thedevice. These user g

STK11C88Document Number: 001-50591 Rev. ** Page 7 of 15CapacitanceIn the following table, the capacitance parameters are listed.[4]Parameter Descripti

STK11C88Document Number: 001-50591 Rev. ** Page 8 of 15AC Switching Characteristics SRAM Read CycleParameterDescription25 ns 45 ns UnitMin Max Min Ma

STK11C88Document Number: 001-50591 Rev. ** Page 9 of 15SRAM Write CycleParameterDescription25 ns 45 ns UnitMin Max Min MaxCypressParameterAlttWCtAVAV