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Manual Cypress CY14B104LA

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  • Cypress CY14B104LA - page 1

    PRELIMINARY CY14B104LA, CY14B104NA 4 Mbit (512K x 8/256K x 16) nvSRAM Cypress Semiconducto r Corporation • 198 Champion Court • San Jose , CA 95134-1709 • 408-943-2600 Document #: 001-49918 Rev . *A Revised March 1 1, 2009 Features ■ 20 ns, 25 ns, and 45 ns acce ss times ■ Internally organized as 512K x 8 (CY14B104L A) or 256K x 16 (CY14B ...

  • Cypress CY14B104LA - page 2

    PRELIMINARY CY14B104LA, CY14B104NA Document #: 001-49918 Rev . *A Page 2 of 23 Pinout s Figure 1. Pin Diagram - 48 FBGA Figure 2. Pi n Diagram - 44 Pin TSOP II WE V CC A 11 A 10 V CAP A 6 A 0 A 3 CE NC NC DQ 0 A 4 A 5 NC DQ 2 DQ 3 NC V SS A 9 A 8 OE V SS A 7 NC NC NC A 17 A 2 A 1 NC V CC DQ 4 NC DQ 5 DQ 6 NC DQ 7 NC A 15 A 14 A 13 A 12 HSB 3 2 6 5 ...

  • Cypress CY14B104LA - page 3

    PRELIMINARY CY14B104LA, CY14B104NA Document #: 001-49918 Rev . *A Page 3 of 23 Figure 3. Pin Diagram - 54 Pin TSOP II (x16) Pin Definitions Pin Name I/O T ype Description A 0 – A 18 Input Address Inputs Used to Select one of the 524,2 88 by tes of the nvSRAM for x8 Configuratio n . A 0 – A 17 Address Inputs Used to Select one of the 262,1 44 wo ...

  • Cypress CY14B104LA - page 4

    PRELIMINARY CY14B104LA, CY14B104NA Document #: 001-49918 Rev . *A Page 4 of 23 Device Operation The CY14B104LA/CY14B104NA nvSRAM is made up o f two functional components paired in the same physical cell. They are a SRAM memory cell and a n onvolatile QuantumTrap cell. The SRAM memory cell operates as a standard fast static RAM. Data in the SRAM is ...

  • Cypress CY14B104LA - page 5

    PRELIMINARY CY14B104LA, CY14B104NA Document #: 001-49918 Rev . *A Page 5 of 23 remains disabled until the HSB pin returns HIGH. Lea ve the HSB unconnected if it is not used. Hardware RECALL (Power Up) During power up or after any low power condition (V CC <V SWITCH ), an internal RECALL re quest is latched. When V CC again exceeds the sense volt ...

  • Cypress CY14B104LA - page 6

    PRELIMINARY CY14B104LA, CY14B104NA Document #: 001-49918 Rev . *A Page 6 of 23 Preventing AutoStore The AutoS t ore function is disab led by initia ting an AutoS tore disable sequence. A sequence of read ope rations is performed in a manner similar to the software STORE initiation. T o initiate the AutoS tore disa ble sequence, the following sequen ...

  • Cypress CY14B104LA - page 7

    PRELIMINARY CY14B104LA, CY14B104NA Document #: 001-49918 Rev . *A Page 7 of 23 Best Practices nvSRAM products have been used effectively for over 15 years. While ease-of-use is one of t he product’s m ain system values, experience gained worki ng with hundreds of applic ations has resulted in the following suggestion s as be st practices: ■ The ...

  • Cypress CY14B104LA - page 8

    PRELIMINARY CY14B104LA, CY14B104NA Document #: 001-49918 Rev . *A Page 8 of 23 Maximum Ratings Exceeding maximum ratings may impair the useful life of the device. These us er guidelines are not teste d . S torage T emperature ..................... ... ... ....... –65 ° C to +150 ° C Maximum Accumulated S torage Time At 150 ° C Ambient T empera ...

  • Cypress CY14B104LA - page 9

    PRELIMINARY CY14B104LA, CY14B104NA Document #: 001-49918 Rev . *A Page 9 of 23 AC T est Conditions Input Pulse Levels ..................... .............. .............. ... 0V to 3V Input Rise and Fall T imes (10% - 90%) .............. .......... < 3 ns Input and Output T iming Reference Levels .................... 1.5V Dat a Retention and Endu ...

  • Cypress CY14B104LA - page 10

    PRELIMINARY CY14B104LA, CY14B104NA Document #: 001-49918 Rev . *A Page 10 of 23 AC Switching Characteristics Parameters Description 20 ns 25 ns 45 ns Unit Cypress Parameters Alt Parameters Min Max Min Max Min Max SRAM Read Cy cle t ACE t ACS Chip Enable Access Time 20 25 45 ns t RC [13] t RC Read Cycle T ime 20 25 45 ns t AA [14] t AA Address Acces ...

  • Cypress CY14B104LA - page 11

    PRELIMINARY CY14B104LA, CY14B104NA Document #: 001-49918 Rev . *A Page 1 1 of 23 Figure 7. SRAM Read Cycle #2: CE and OE Controlled [3, 13, 17] Figure 8. SRAM Write Cycle #1: WE Cont ro lled [3, 16, 17, 1 8] Ad dress V alid Ad dre ss Data Output Ou tput Data Vali d Stand by Acti ve High Impedance CE OE BHE, BLE I CC t HZCE t RC t ACE t AA t LZC E t ...

  • Cypress CY14B104LA - page 12

    PRELIMINARY CY14B104LA, CY14B104NA Document #: 001-49918 Rev . *A Page 12 of 23 Figure 9. SRAM Write C ycle #2: CE Controlled [3, 16, 17, 1 8] Figure 10. SRAM W rite Cycle #3: BHE and BLE Cont rolled [3, 16, 17, 18] D ata Ou tput Da ta Inpu t Inpu t D ata Va li d High Impedance Ad d res s Va lid Ad dre ss t WC t SD t HD BHE , BLE WE CE t SA t SCE t ...

  • Cypress CY14B104LA - page 13

    PRELIMINARY CY14B104LA, CY14B104NA Document #: 001-49918 Rev . *A Page 13 of 23 AutoStore/Power Up RECALL Parameters Description 20 ns 25 ns 45 ns Unit Min Max Min Max Min Max t HRECALL [19] Power Up RECALL Duration 20 20 20 ms t STORE [20] STORE Cycle Duration 8 8 8 ms t DELA Y [21] T ime Allowed to Complete SRAM Cycle 20 25 25 ns V SWITCH Low V o ...

  • Cypress CY14B104LA - page 14

    PRELIMINARY CY14B104LA, CY14B104NA Document #: 001-49918 Rev . *A Page 14 of 23 Sof tware Controlled STORE/RECALL Cycle In the following table, the software controlled STORE and RECALL cycle parameters are listed. [24, 25] Parameters Description 20 ns 25 ns 45 ns Unit Min Max Min Max Min Max t RC STORE/RECALL Initiation Cycle T ime 20 25 45 ns t SA ...

  • Cypress CY14B104LA - page 15

    PRELIMINARY CY14B104LA, CY14B104NA Document #: 001-49918 Rev . *A Page 15 of 23 Hardware STORE Cycle Parameters Description 20 ns 25 ns 45 ns Unit Min Max Min Max Min Max t DHSB HSB T o Outp ut Active Time when write latch not set 20 25 25 ns t PHSB Hardware STORE Pulse Wid th 15 15 15 ns t SS [26, 27] Soft Sequence Processing T ime 100 100 100 μ ...

  • Cypress CY14B104LA - page 16

    PRELIMINARY CY14B104LA, CY14B104NA Document #: 001-49918 Rev . *A Page 16 of 23 T ruth T able For SRAM Operations HSB should remain HIGH for SRAM Operations. For x8 Configuration CE WE OE Input s/Output s [2] Mode Power H X X High Z Deselect/Power down S tandby L H L Data Out (DQ 0 –DQ 7 ); Read Active L H H High Z Output Disabled Active L L X Da ...

  • Cypress CY14B104LA - page 17

    PRELIMINARY CY14B104LA, CY14B104NA Document #: 001-49918 Rev . *A Page 17 of 23 Ordering Information Speed (ns) Ordering Code Package Diagram Package T ype Operating Range 20 CY14B104LA-ZS20XCT 51-85087 44-pin TSOP II Commercial CY14B104LA-ZS20XC 51-85087 44-pin TSOP II CY14B104LA-ZS20XIT 51-85087 44-p in TSO P II Industrial CY14B104LA-ZS20XI 51-85 ...

  • Cypress CY14B104LA - page 18

    PRELIMINARY CY14B104LA, CY14B104NA Document #: 001-49918 Rev . *A Page 18 of 23 45 CY14B104LA-ZS45XCT 51-85087 44-pin TSOP II Commercial CY14B104LA-ZS45XC 51-85087 44-pin TSOP II CY14B104LA-ZS45XIT 51-85087 44-p in TSO P II Industrial CY14B104LA-ZS45XI 51-85087 44-pin TSOP II CY14B104LA-BA45XCT 51-85128 48-ball FBGA Commercial CY14B104LA-BA45XC 51- ...

  • Cypress CY14B104LA - page 19

    PRELIMINARY CY14B104LA, CY14B104NA Document #: 001-49918 Rev . *A Page 19 of 23 Part Numbering Nomenclature Option: T - T ape & Reel Blank - S td. S peed: 20 - 20 ns 25 - 25 ns Data Bus: L - x8 N - x16 Densit y: 104 - 4 Mb V olt age: B - 3.0V Cypress CY 14 B 104 L A -ZS P 20 X C T NVSRAM 14 - Auto Store + Software Store + Hardware Store T emper ...

  • Cypress CY14B104LA - page 20

    PRELIMINARY CY14B104LA, CY14B104NA Document #: 001-49918 Rev . *A Page 20 of 23 Package Diagrams Figure 16. 44-Pin TSOP II (51-85087) MAX MIN. DIMENSION IN MM (INCH) 11.938 (0.470) PLANE SEATING PIN 1 I.D. 44 1 18.517 (0.729) 0.800 BSC 0° -5° 0.400(0.016) 0.300 (0.012) EJECTOR PIN R G O K E A X S 11.735 (0.462) 10.058 (0.396) 10.262 (0.404) 1.194 ...

  • Cypress CY14B104LA - page 21

    PRELIMINARY CY14B104LA, CY14B104NA Document #: 001-49918 Rev . *A Page 21 of 23 Figure 17. 48 -Ball FBGA - 6 mm x 10 mm x 1.2 mm (51-85128) Package Diagrams (continued) A 1 A1 CORNER 0.75 0.75 Ø0.30±0.05(48X) Ø0.25 M C A B Ø0.05 M C B A 0.15(4X) 0.21±0.05 1.20 MAX C SEATING PLANE 0.53±0.05 0.25 C 0.15 C A1 CORNER TOP VIEW BOTTOM VIEW 2 3 4 3. ...

  • Cypress CY14B104LA - page 22

    PRELIMINARY CY14B104LA, CY14B104NA Document #: 001-49918 Rev . *A Page 22 of 23 Figure 18. 54-Pin TSOP II (51-85160) Package Diagrams (continued) 51-85160 -** [+] Feedback ...

  • Cypress CY14B104LA - page 23

    Document #: 001-49918 Rev . *A Revised March 1 1, 2009 Page 23 of 23 AutoS tore and QuantumT rap are registered trademarks o f Cypress Se miconductors. All other pro ducts a nd compan y names mention ed i n this document a re the tradem arks of the ir respectiv e holders. PRELIMINARY CY14B104LA, CY14B104NA © Cypress Semicondu ctor Corpor ation, 20 ...

Manufacturer Cypress Category Computer Hardware

Documents that we receive from a manufacturer of a Cypress CY14B104LA can be divided into several groups. They are, among others:
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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 CY14B104LA.

A group of documents referred to as user manuals is also divided into more specific types, such as: Installation manuals Cypress CY14B104LA, service manual, brief instructions and user manuals Cypress CY14B104LA. 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 CY14B104LA.

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A complete manual for the device Cypress CY14B104LA, 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 CY14B104LA by users. Manuals are usually written by a technical writer, but in a language understandable to all users of Cypress CY14B104LA.

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 CY14B104LA - 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 CY14B104LA, 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 CY14B104LA, that we can find in the current document
3. Tips how to use the basic functions of the device Cypress CY14B104LA - which should help us in our first steps of using Cypress CY14B104LA
4. Troubleshooting - systematic sequence of activities that will help us diagnose and subsequently solve the most important problems with Cypress CY14B104LA
5. FAQ - Frequently Asked Questions
6. Contact detailsInformation about where to look for contact to the manufacturer/service of Cypress CY14B104LA in a specific country, if it was not possible to solve the problem on our own.

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