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Nonvolatile SRAM (nvSRAM) Basics | Cypress Semiconductor

Nonvolatile SRAM (nvSRAM) Basics

Last Updated: 
May 30, 2020
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This white paper describes the basic operations of a nonvolatile static random access memory (nvSRAM), using a parallel nvSRAM as an example. The same basic operations also apply to the Cypress serial nvSRAMs.

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Nonvolatile SRAM (nvSRAM) Basics.pdf English 518.04 KB 05/28/2020

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Datasheets
CY14B104K, CY14B104M: 4-Mbit (512 K × 8/256 K × 16) nvSRAM with Real Time Clock 01/31/2018
CY14B108L, CY14B108N: 8-Mbit (1024 K × 8/512 K × 16) nvSRAM 05/10/2017
CY14B104LA, CY14B104NA: 4-Mbit (512 K × 8/256 K × 16) nvSRAM 05/22/2017
CY14B101Q1, CY14B101Q2, CY14B101Q3: 1-Mbit (128 K × 8) Serial SPI nvSRAM 05/28/2020
CY14B101KA, CY14B101MA: 1-Mbit (128 K × 8/64 K × 16) nvSRAM with Real Time Clock 01/31/2018
CY14B101LA, CY14B101NA: 1-Mbit (128 K × 8/64 K × 16) nvSRAM 05/13/2021
CY14B108K, CY14B108M: 8-Mbit (1024 K × 8/512 K × 16) nvSRAM with Real Time Clock 01/31/2018
CY14E256LA: 256-Kbit (32 K × 8) nvSRAM 06/26/2020
CY14B256KA: 256-Kbit (32 K × 8) nvSRAM with Real Time Clock 06/26/2020
CY14B256LA: 256-Kbit (32 K × 8) nvSRAM 05/30/2021
CY14V101LA, CY14V101NA: 1-Mbit (128 K × 8/64 K × 16) nvSRAM 06/26/2020
CY14V104LA, CY14V104NA: 4 Mbit (512K x 8/256K x 16) nvSRAM 06/26/2020
CY14C101J, CY14B101J, CY14E101J: 1-Mbit (128 K × 8) Serial (I2C) nvSRAM 05/28/2020
CY14C101Q/CY14B101Q/CY14E101Q, 1-MBIT (128K X 8) SERIAL (SPI) NVSRAM 05/28/2020
CY14C101PA, CY14B101PA, CY14E101PA: 1-Mbit (128 K × 8) Serial (SPI) nvSRAM with Real Time Clock 01/31/2018
CY14C101I, CY14B101I, CY14E101I: 1-Mbit (128 K × 8) Serial (I2C) nvSRAM with Real Time Clock 06/26/2020
CY14B256P: 256-Kbit (32 K × 8) Serial (SPI) nvSRAM with Real Time Clock 06/26/2020
CY14B512P: 512-Kbit (64 K × 8) Serial (SPI) nvSRAM with Real Time Clock 06/26/2020
CY14B512Q1, CY14B512Q2, CY14B512Q3: 512-Kbit (64 K × 8) Serial (SPI) nvSRAM 06/26/2020
CY14B256Q1/CY14B256Q2/CY14B256Q3, 256-KBIT (32K X 8) SERIAL (SPI) NVSRAM 05/28/2020
CY14C512I, CY14B512I, CY14E512I: 512-Kbit (64 K × 8) Serial (I2C) nvSRAM with Real Time Clock 02/16/2018
CY14C064I, CY14B064I, CY14E064I: 64-Kbit (8 K × 8) Serial (I2C) nvSRAM with Real Time Clock 01/31/2018
CY14C512Q/CY14B512Q/CY14E512Q, 512-KBIT (64K X 8) SPI NVSRAM 11/03/2020
CY14C256PA, CY14B256PA, CY14E256PA: 256-Kbit (32 K × 8) SPI nvSRAM with Real Time Clock 11/03/2020
CY14C512PA, CY14B512PA, CY14E512PA, 512-Kbit (64 K x 8) SPI nvSRAM with Real Time Clock 05/28/2020
CY14C064PA, CY14B064PA, CY14E064PA, 64-Kbit (8 K x 8) SPI nvSRAM with Real Time Clock 05/28/2020
CY14C256I, CY14B256I, CY14E256I, 256-Kbit (32 K × 8) Serial (I2C) nvSRAM with Real Time Clock 11/03/2020
CY14MB064Q1B/CY14MB064Q2B, CY14ME064Q1B/CY14ME064Q2B: 64-Kbit (8 K × 8) SPI nvSRAM 05/28/2020
CY14MB064J1A/CY14MB064J2A/CY14ME064J1A/CY14ME064J2A, 64-KBIT (8K X 8) SERIAL (I2C) NVSRAM 05/28/2020
CY14V101Q3: 1 Mbit (128 K x 8) Serial SPI nvSRAM 08/19/2015
CY14V256LA: 256-Kbit (32 K x 8) nvSRAM 02/15/2018
CY14B116L, CY14B116N, CY14B116S, CY14E116L, CY14E116N, CY14E116S: 16-Mbit (2048 K × 8/1024 K × 16/512 K × 32) nvSRAM 11/04/2020
CY14V116F7/CY14V116G7, 16-MBIT NVSRAM WITH ASYNCHRONOUS NAND INTERFACE 05/28/2020
CY14B116K, CY14B116M: 16-Mbit (2048 K × 8/1024 K × 16) nvSRAM with Real Time Clock 11/04/2020
CY14U256LA: 256-Kbit (32 K × 8) nvSRAM 06/26/2020
CY14V116N: 16-Mbit (1024 K × 16) nvSRAM 11/04/2020

Related Resources

Datasheets (36)

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