English dropdown-ico

Manual Cypress CY62256

11 pages 0.28 mb
Download

Go to site of 11

Summary
  • Cypress CY62256 - page 1

    256K (32K x 8) S tatic RAM CY62256 Cypress Semicondu ctor Corporatio n • 3901 North Fi rst S treet • San Jose • CA 9 5134 • 408-943-2600 Document #: 38-0524 8 Rev . *B Revi sed Augus t 27, 2002 Features • High spee d: 55 ns and 70 ns • V olt age range: 4.5V–5 .5V operation • Low active power (70 n s, LL version ) — 275 mW (ma x.) ...

  • Cypress CY62256 - page 2

    CY62256 Docum ent #: 38 -05248 Rev . * B Page 2 of 1 1 Pin Configurat ions Maximum Ratings (Abov e wh ic h th e us efu l life ma y b e imp aire d. F or user gui de- lines, not teste d.) S torage T emperature ................. ........... ..... – 65 ° C to +1 50 ° C Ambien t T emperature with Power Appl ied ...... ............ ................ . ...

  • Cypress CY62256 - page 3

    CY62256 Docum ent #: 38 -05248 Rev . *B Page 3 of 1 1 I SB2 Automatic CE Power-down Current — CMOS Inpu ts Max. V CC , CE > V CC − 0.3V V IN > V CC − 0 .3V , or V IN < 0.3V , f = 0 15 1 5 mA L2 5 0 2 50 µ A LL 0.1 5 0.1 5 µ A Indust ’ l T emp Range LL 0.1 10 0.1 10 µ A Cap acit ance [4] Parameter Descr iption T est Condition s M ...

  • Cypress CY62256 - page 4

    CY62256 Docum ent #: 38 -05248 Rev . *B Page 4 of 1 1 Switching Characteri stics Over the Oper ating R ange [6 ] Parameter D escription CY62 256 − 55 CY62256 − 70 Unit Min. Ma x. Min. Max. Read Cycle t RC Read Cy cle T ime 55 70 ns t AA Address to Data V alid 55 70 ns t OHA Dat a Hold from Addres s Change 5 5 ns t ACE CE LOW to Data V alid 55 7 ...

  • Cypress CY62256 - page 5

    CY62256 Docum ent #: 38 -05248 Rev . *B Page 5 of 1 1 Notes: 13. Addre ss valid pr ior to or co incident with CE trans ition LOW . 14. Data I/O is high imped ance if OE = V IH . 15. If CE goes HIGH simult aneously wit h WE HIGH, the ou tput remains in a h igh-impeda nce s tat e. Switching W aveforms (continued) 50% 50% DATA VALID t RC t ACE t DOE t ...

  • Cypress CY62256 - page 6

    CY62256 Docum ent #: 38 -05248 Rev . *B Page 6 of 1 1 Note: 16. During this per iod, th e I/Os are in outpu t state and i nput signa ls shoul d not be applied . Switching W aveforms (continued) DATA I/ O ADDR ESS t HD t SD t LZWE t SA t HA t AW t WC CE WE t HZWE DATA IN VALID Wri te Cy cle N o. 3 (WE Co nt roll ed , OE LOW) [10, 15] NOT E 1 6 ...

  • Cypress CY62256 - page 7

    CY62256 Docum ent #: 38 -05248 Rev . *B Page 7 of 1 1 T ypical DC and AC Characteri stics 1.2 1.4 1.0 0.6 0.4 0.2 4.0 4.5 5.0 5.5 6.0 1.6 1.4 1.2 1.0 0.8 − 55 25 125 − 55 25 125 1.2 1.0 0.8 NORMALIZED t AA 120 100 80 60 40 20 0.0 1.0 2.0 3.0 4.0 OUTPUT SOURCE CURRENT (mA) SUPPLY VOLTAGE (V ) NORMALIZED SUPPLY CURRE NT vs. SUPPLY VOLTAGE NORMALI ...

  • Cypress CY62256 - page 8

    CY62256 Docum ent #: 38 -05248 Rev . *B Page 8 of 1 1 T ypical DC and AC Characteri stics (c ontinued) 3.0 2.5 2.0 1.5 1.0 0.5 0.0 1.0 2.0 3.0 4.0 NORMALIZED I PO SUPPL Y VOLTAG E (V ) TYPICAL POWER-ON CURRENT vs. SUPPLY VOLTAGE 30. 0 25. 0 20. 0 15. 0 10. 0 5.0 0 200 400 600 8 00 DELTA t (ns) AA CAPACITANCE (pF) TYPICAL ACCESS TIME CHANGE vs. OUTP ...

  • Cypress CY62256 - page 9

    CY62256 Docum ent #: 38 -05248 Rev . *B Page 9 of 1 1 Package Diagra ms 51-85017- A 28-lead (600 -mil) M olded DIP P15 51-85092- *B 28-lead (30 0-mil) SNC (Narrow Body) SN28 ...

  • Cypress CY62256 - page 10

    CY62256 Docum ent #: 38 -05248 Rev . *B Page 10 of 1 1 © Cypress Semico nductor Corporati on, 2002. The information cont ained herein is su bject to change witho ut notice. Cypress S emico nductor Cor poration assumes no r esponsibility for the use of any ci rcuitry other th an circuitry embod ied in a Cypr ess Semiconductor pr oduct. Nor does it ...

  • Cypress CY62256 - page 11

    CY62256 Docum ent #: 38 -05248 Rev . *B Page 1 1 of 1 1 Docume nt Title : CY62256 256K (32K x 8) St a tic RAM Docume nt Number: 38-0 5248 REV . ECN NO. Issue Date Orig. of Change Description of Change ** 1 13454 03/06/02 MGN Change from Spec nu mber: 38-00 455 to 38-0 5248 Remo ve obso let e parts fr om ord eri ng inf o, stan dard ize f orma t *A 1 ...

Manufacturer Cypress Category Computer Hardware

Documents that we receive from a manufacturer of a Cypress CY62256 can be divided into several groups. They are, among others:
- Cypress technical drawings
- CY62256 manuals
- Cypress product data sheets
- information booklets
- or energy labels Cypress CY62256
All of them are important, but the most important information from the point of view of use of the device are in the user manual Cypress CY62256.

A group of documents referred to as user manuals is also divided into more specific types, such as: Installation manuals Cypress CY62256, service manual, brief instructions and user manuals Cypress CY62256. Depending on your needs, you should look for the document you need. In our website you can view the most popular manual of the product Cypress CY62256.

Similar manuals

A complete manual for the device Cypress CY62256, how should it look like?
A manual, also referred to as a user manual, or simply "instructions" is a technical document designed to assist in the use Cypress CY62256 by users. Manuals are usually written by a technical writer, but in a language understandable to all users of Cypress CY62256.

A complete Cypress manual, should contain several basic components. Some of them are less important, such as: cover / title page or copyright page. However, the remaining part should provide us with information that is important from the point of view of the user.

1. Preface and tips on how to use the manual Cypress CY62256 - At the beginning of each manual we should find clues about how to use the guidelines. It should include information about the location of the Contents of the Cypress CY62256, FAQ or common problems, i.e. places that are most often searched by users in each manual
2. Contents - index of all tips concerning the Cypress CY62256, that we can find in the current document
3. Tips how to use the basic functions of the device Cypress CY62256 - which should help us in our first steps of using Cypress CY62256
4. Troubleshooting - systematic sequence of activities that will help us diagnose and subsequently solve the most important problems with Cypress CY62256
5. FAQ - Frequently Asked Questions
6. Contact detailsInformation about where to look for contact to the manufacturer/service of Cypress CY62256 in a specific country, if it was not possible to solve the problem on our own.

Do you have a question concerning Cypress CY62256?

Use the form below

If you did not solve your problem by using a manual Cypress CY62256, ask a question using the form below. If a user had a similar problem with Cypress CY62256 it is likely that he will want to share the way to solve it.

Copy the text from the picture

Captcha
New picture

Comments (0)