Instruction/ maintenance manual of the product CY14B101NA Cypress
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PRELIMINARY CY14B101LA, CY14B101NA 1 Mbit (128K x 8/64K x 16) nvSRAM Cypress Semiconductor Corpora tion • 198 Champion Court • San Jose , CA 95134-1709 • 408-943-2600 Document #: 001-42879 Rev .
PRELIMINARY CY14B101LA, CY14B101NA Document #: 001-42879 Rev . *B Page 2 of 25 Pinout s Figure 1. Pin Diagram - 48 FBG A Figure 2. Pin Diag ram - 44 Pin TSOP II WE V CC A 11 A 10 V CAP A 6 A 0 A 3 CE .
PRELIMINARY CY14B101LA, CY14B101NA Document #: 001-42879 Rev . *B Page 3 of 25 Figure 3. Pin Diagram - 48-Pin SSOP and 32-Pin SOIC T able 1. Pin Definitions Pin Name I/O T ype Description A 0 – A 16 Input Address Inputs Used to Select one of the 131,072 bytes of the nvSRAM for x8 Config uration.
PRELIMINARY CY14B101LA, CY14B101NA Document #: 001-42879 Rev . *B Page 4 of 25 Device Operation The CY14B101LA/CY14B101NA nvSRAM is made up o f two functional components paired in the same physical cell. They are an SRAM memory cell and a nonvola tile QuantumTrap cell.
PRELIMINARY CY14B101LA, CY14B101NA Document #: 001-42879 Rev . *B Page 5 of 25 During any STORE operation, rega rdless of how it is initiated, the CY14B101LA/CY14B101NA continues to drive the HSB pin LOW , releasing it onl y when the STORE is complete.
PRELIMINARY CY14B101LA, CY14B101NA Document #: 001-42879 Rev . *B Page 6 of 25 Preventing AutoStore The AutoS tore function is disabled by initiati ng an AutoS t ore disable sequence. A sequence of read ope rations is performed in a manner si milar to the Software STORE initiation.
PRELIMINARY CY14B101LA, CY14B101NA Document #: 001-42879 Rev . *B Page 7 of 25 Maximum Ratin gs Exceeding maximum ratings may impair the useful life of the device. These user guid elines are not tested. S torage T emperature .................. .......
PRELIMINARY CY14B101LA, CY14B101NA Document #: 001-42879 Rev . *B Page 8 of 25 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 .
PRELIMINARY CY14B101LA, CY14B101NA Document #: 001-42879 Rev . *B Page 9 of 25 AC Switching Characteristics Parameters Description 20 ns 25 ns 45 ns Unit Cypress Parameters Alt Parameters Min Max Min .
PRELIMINARY CY14B101LA, CY14B101NA Document #: 001-42879 Rev . *B Page 10 of 25 Note 21. CE or WE must be > V IH during address transitions. Figure 7.
PRELIMINARY CY14B101LA, CY14B101NA Document #: 001-42879 Rev . *B Page 1 1 of 25 Figure 9. SRAM Write Cycle #2: CE Controlled [3, 18, 19, 21] Figure 10.
PRELIMINARY CY14B101LA, CY14B101NA Document #: 001-42879 Rev . *B Page 12 of 25 AutoStore/Power Up RECALL Parameters Descrip tion 20 ns 25 ns 45 ns Unit Min Max Min Max Min Max t HRECALL [27] Power Up.
PRELIMINARY CY14B101LA, CY14B101NA Document #: 001-42879 Rev . *B Page 13 of 25 Sof tware Controlled ST ORE/RECALL Cycle Parameters [27, 28 ] Description 20 ns 25 ns 45 ns Unit Min Max Min Max Min Max.
PRELIMINARY CY14B101LA, CY14B101NA Document #: 001-42879 Rev . *B Page 14 of 25 Hardware STORE Cycle Parameters Descrip tion 20ns 25ns 45ns Unit Min Max Min Max Min Max t DHSB HSB T o Output Act ive T.
PRELIMINARY CY14B101LA, CY14B101NA Document #: 001-42879 Rev . *B Page 15 of 25 T ruth T able For SRAM Operations HSB must remain HIGH for SRAM operations.
PRELIMINARY CY14B101LA, CY14B101NA Document #: 001-42879 Rev . *B Page 16 of 25 Ordering Information Speed (ns) Ordering Code Package Diagram Package T ype Operating Range 20 CY14B101LA-ZS20XCT 51-850.
PRELIMINARY CY14B101LA, CY14B101NA Document #: 001-42879 Rev . *B Page 17 of 25 25 CY14B101LA-ZS25XCT 51-85087 44-pin TSOP II Commercial CY14B101LA-ZS25XC 51-85087 44 -pin TSOP II CY14B101LA-BA25XCT 5.
PRELIMINARY CY14B101LA, CY14B101NA Document #: 001-42879 Rev . *B Page 18 of 25 45 CY14B101LA-ZS45XCT 51-85087 44-pin TSOP II Commercial CY14B101LA-ZS45XC 51-85087 44 -pin TSOP II CY14B101LA-BA45XCT 5.
PRELIMINARY CY14B101LA, CY14B101NA Document #: 001-42879 Rev . *B Page 19 of 25 Part Numbering Nomenclature Option: T - T ape & Reel Blank - S td. S pe ed: 20 - 20 ns 25 - 25 ns Data Bus: L - x8 N - x16 Density: 101 - 1 Mb V oltage: B - 3.
PRELIMINARY CY14B101LA, CY14B101NA Document #: 001-42879 Rev . *B Page 20 of 25 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.
PRELIMINARY CY14B101LA, CY14B101NA Document #: 001-42879 Rev . *B Page 21 of 25 Figure 17. 48 -Ball FBGA - 6 mm x 10 m m 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.
PRELIMINARY CY14B101LA, CY14B101NA Document #: 001-42879 Rev . *B Page 22 of 25 Figure 18. 48-Pin SSOP (51-85061) Package Diagrams (continued) 51-85061 *C [+] Feedback.
PRELIMINARY CY14B101LA, CY14B101NA Document #: 001-42879 Rev . *B Page 23 of 25 Figure 19. 32-Pin SOIC (51-85127) Package Diagrams (continued) [+] Feedback.
PRELIMINARY CY14B101LA, CY14B101NA Document #: 001-42879 Rev . *B Page 24 of 25 Document History Page Document Title: CY14B101LA/CY14B101NA 1 Mbit (128K x 8 /64K x 16) nvSRA M Document Number: 001-42879 Rev .
Document #: 001-42879 Rev . *B Revised January 29, 20 09 Page 25 of 25 AutoS tore and QuantumT rap are registe red trademarks of C ypress Semicondu ctor Corporation . All product s and company na mes mentio ned in this document are the tradem arks of thei r respective holders.
An important point after buying a device Cypress CY14B101NA (or even before the purchase) is to read its user manual. We should do this for several simple reasons:
If you have not bought Cypress CY14B101NA yet, this is a good time to familiarize yourself with the basic data on the product. First of all view first pages of the manual, you can find above. You should find there the most important technical data Cypress CY14B101NA - thus you can check whether the hardware meets your expectations. When delving into next pages of the user manual, Cypress CY14B101NA you will learn all the available features of the product, as well as information on its operation. The information that you get Cypress CY14B101NA will certainly help you make a decision on the purchase.
If you already are a holder of Cypress CY14B101NA, but have not read the manual yet, you should do it for the reasons described above. You will learn then if you properly used the available features, and whether you have not made any mistakes, which can shorten the lifetime Cypress CY14B101NA.
However, one of the most important roles played by the user manual is to help in solving problems with Cypress CY14B101NA. Almost always you will find there Troubleshooting, which are the most frequently occurring failures and malfunctions of the device Cypress CY14B101NA along with tips on how to solve them. Even if you fail to solve the problem, the manual will show you a further procedure – contact to the customer service center or the nearest service center