• CY14B101LA-SP25XI external pull-up resistor on HSBn

    AN6023 speaks about a pull-up to VCAP, AN43380 speaks about a pull-up to VCC, so ? AN43380 recommendes HSBn configuration with an external pull-up resistor between 5.6 kΩ and 10 kΩ to Vcc. Our design is wit...
    last modified by lasa_783466
  • FM25W256-G Power dissipation required

    Hi, We are using "FM25W256-G" in our design.We require power dissipation of this ic under typ,min and max conditions for thermal analysis.Also require "RθJB-Thermal resistance between Junction to Board" which i...
    last modified by ViA_4467771
  • Can't find CY15B128Q-SXE datasheet

    Base on Cypress website link as below. https://www.cypress.com/part/cy15b128q-sxe The datasheet only show CY15B128Q-SXA Please help check to provide correct datasheet. Thanks, Mitchell
    last modified by MiSh_300256
  • Finding  a replacement for MB85RS128TYPNF-GS-BCERE1 (FRAM)

    Finding a replacement for MB85RS128TYPNF-GS-BCERE1 (FRAM), Does any CYPRESS parts suggest to replace it?
    last modified by LeSu_449306
  • FM22L16-55-TG のメモリプロテクションが保存されない。

    FM22L16のマニュアルには、 ソフトウェアによるライトプロテクトが可能で、設定は不揮発性と記載がありました。   マニュアルに記載されているシーケンスを実行し、ライトプロテクトをかけることができましたが、 ライトプロテクト後、電源OFF、ONすると、 FRAM内のデータは、保持していましたが、ライトプロテクトが解除された状態になってしまいます。   シーケンス等、電源の落ち方など、ライトプロテクト...
    last modified by user_4317266
  • NVRAM Autostore enable/disable check

    When enable / disable Autostore sequence successful, How to check this setting by software or hardware?
    last modified by MiSh_300256
  • NVSRAM, CY14E116L-ZS25XI fail when power fluctuation occurs

    Hello CDC,   Product: NVSRAM, CY14E116L-ZS25XI   The NVSRAM fails when power fluctuation occurs several times and the capacitor is not able to provide more energy.   Can you support for the following...
    last modified by CrGa_4424916
  • datasheet of CY15V104QSN-108SXI

    last modified by RoPe_2386886
  • FRAM是否有数据被改写或丟失的可能

    我想咨询的是关于FRAM 1.在上下电期间是否会存在数据被无故改写的风险 2.在读取FRAM期间如果电源质量不好是否也有改写数据的风险
    last modified by MiSh_300256
  • CY14B064PA-SFXI スペックについて

    御担当者様   対象型格:CY14B064PA-SFXI   ①RTC機能について,HW設定で無効化してnvSRAMの機能だけを使用する事は可能か?  (ソフトウエアで内部のレジスタ制御する事なくPullUP/Down抵抗,もしくはOpenで  ハードウエア的に設定できるか)   ②RTC機能のために32,768khzの水晶発振器が必要なようだが,無しでもnvSRAMの機能  を使用するこ...
    last modified by ToKo_1330256
  • PIN192201 - Discontinuation of HOLD Pin Operation on FM25V20A Products

    --<質問>*------------------------------- HOLDピンの接続についてですが、データシートから 今までのHOLDピンはDNCピンとなり、未接続またはVDDへ接続 と書かれております。   ところが、弊社のFM25V20Aシリーズ使用回路の中に、 ICの出力に接続されている回路があり、 電源投入時僅かな時間ですが「L」レベルになることがあります。   こういった回路...
    last modified by ToKo_1330256
  • write partition(s) to F-RAM fm25v01a-g

    Hello folks,   I am currently working on an embedded linux module based on Raspbian mounting on-board the F-RAM in the object :   https://www.cypress.com/part/fm25v01a-g   So as suggested here : ...
    last modified by ArRi_4326921
  • Actual latchup current limit of CY15B102QN?

    Hi,   We consider to use your product CY15B102QN in our projects. At this situation, we want to prevent this IC from latchup. At the datasheet, latchup current threshold is written as higher than 100 mA. Is ther...
    last modified by NuAk_4359306
  • Truncated Marketing Part Number on FRAM DFN marking

    We know Cypress marking format are Truncated Marketing Part Number on FRAM DFN package. But did you have mapping table to let us know what's initial for what's parts number? We get FM25V10-DG Truncated marking part ...
    last modified by MiSh_300256
  • 关于FM24CL16B数据丢失(错误)的问题

    一款产品上使用FM24CL16B,在启动或关闭机器时刻,如果开关抖动多次的情况就可能会出现数据错误的现象,但是存储单元还是好的可以再读写,仅仅是原来存储的数据丢失了。开关抖动可能引起较强的电磁干扰,我怀疑是强烈的电磁干扰导致FRAM内部数据被改变。 问题如下: 1.我所怀疑的 “电磁干扰是导致FRAM内的数据被损坏的真正原因” 是否正确?或者是有其他什么原因会导致数据丢失? 2.你们的其他客户是否遇到...
    last modified by XiFu_4343326
  • FRAM memory with a unique read-only ID

    Hello!   I'm interested in 16Kbit FRAM with its own unique read-only ID. Detailed information and questions are described in the attached document. What device can you suggest based on the requirements? ...
    last modified by ViSt_1094806
  • RTC values not changing using FM3164

    Hi, I am using FM3164 for reading RTC. I interface the F-RAM with my controller(TM4C123) and able to read and write values in to the  Time registers. I2C communication is working properly. I have connected the 3...
    last modified by alou_4345641
  • FM25V01A: follow up to the now locked https://community.cypress.com/message/183373#183373

    This is a follow up to: https://community.cypress.com/message/183373#183373   That discussion is locked now, no doubt because I disappeared. I'm back to being able to work on the problem again.   In that...
    last modified by AlPa_3955366
  • SOIC-8 208MIL 封装的铁电的卷带包装宽度参数

    Dears,   请帮忙提供一下:SOIC-8 208MIL 封装的铁电的卷带包装宽度参数,多谢!
    last modified by PeCa_1489476
  • FM25CL64B-G: Block protection bits BP1 and/or BP0 set randomly after write

    Hi,   we are having issues with BP1 and/or BP0 being set seemingly random after a write to the FRAM occured. We have one board design with said FRAM chip and it occures on all of the tested boards to date (aroun...
    last modified by JoWi_4298601