Instruction/ maintenance manual of the product CY14B104N Cypress
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CY14B104L, CY14B104N 4 Mbit (512K x 8/256K x 16) nvSRAM Cypress Semiconductor Corpora tion • 198 Champion Court • San Jose , CA 95134-1709 • 408-943-2600 Document #: 001-07102 Rev .
CY14B104L, CY14B104N Document #: 001-07102 Rev . *L 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 NC NC DQ 0 A 4.
CY14B104L, CY14B104N Document #: 001-07102 Rev . *L Page 3 of 25 Figure 3. Pin Diagram - 54 Pi n TSOP II (x16) Pin Definitions Pin Name IO T ype Description A 0 – A 18 Input Address Inputs Used to Select one of the 524,288 bytes of the nvSRAM for x8 Co nfiguration .
CY14B104L, CY14B104N Document #: 001-07102 Rev . *L Page 4 of 25 Device Operation The CY14B104L/CY1 4B104N nvSRAM is made up of two functional components paired in the same physical cell. They are an SRAM memory cell and a nonvola tile QuantumTrap cell.
CY14B104L, CY14B104N Document #: 001-07102 Rev . *L Page 5 of 25 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 voltage of V SWITCH , a RECALL cycle is automatically initiated and takes t HRECALL to complete.
CY14B104L, CY14B104N Document #: 001-07102 Rev . *L Page 6 of 25 Preventing AutoStore The AutoS t ore function is disabled by initiating an AutoS tore disable sequence. A sequence of read ope rations is performed in a manner similar to the software STORE initiation.
CY14B104L, CY14B104N Document #: 001-07102 Rev . *L 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 ................ ................. –65 ° C to +150 ° C Maximum Accumulated Storage T ime At 150 ° C Ambient T emperature .
CY14B104L, CY14B104N Document #: 001-07102 Rev . *L 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 .
CY14B104L, CY14B104N Document #: 001-07102 Rev . *L Page 9 of 25 AC Switching Characteristics Parameters Descr iption 20 ns 25 ns 45 ns Unit Cypress Parameters Alt Parameters Min Max Min Ma x Min Max .
CY14B104L, CY14B104N Document #: 001-07102 Rev . *L Page 10 of 25 Figure 7. SRAM Rea d Cycle #2: CE and OE Controlle d [3, 14, 18] Figure 8. SRAM Write Cycle #1: WE Controlled [3, 17, 18, 19] $GGUHVV.
CY14B104L, CY14B104N Document #: 001-07102 Rev . *L Page 1 1 of 25 Figure 9. SRAM Write Cycle #2: CE Controlled [3 , 17, 18, 19] Figure 10. SRAM Write Cycle #3: BHE and BLE Controlled [3, 17, 18, 19] .
CY14B104L, CY14B104N Document #: 001-07102 Rev . *L Page 12 of 25 AutoStore/Power Up RECALL Parameters Description CY14B104L/CY14B1 04N Unit Min Max t HRECALL [20] Power Up RECALL Duration 20 ms t STORE [21] ST ORE Cycle Duration 8 ms t DELA Y [22] Time Allowed to Complete SRAM Cycle 1 70 μ s V SWITCH Low V oltage Trigger Level 2.
CY14B104L, CY14B104N Document #: 001-07102 Rev . *L Page 13 of 25 Sof tware Controlled STORE/RECALL Cycle In the following table, the so ftware c o ntrolled STORE/RECALL cycle p arameters are listed.
CY14B104L, CY14B104N Document #: 001-07102 Rev . *L Page 14 of 25 Hardware STORE Cycle Parameters Description CY14 B104L/CY14B104N Unit Min Max t PHSB Hardware ST ORE Pulse Width 15 ns t HLBL Hardware ST ORE LOW to STORE Busy 500 ns Switching W aveforms Figure 14.
CY14B104L, CY14B104N Document #: 001-07102 Rev . *L Page 15 of 25 T ruth T able For SRAM Operations HSB should remain HIGH for SRAM Operations. For x8 Configuration CE WE OE Inputs/Outputs [2 ] Mode P.
CY14B104L, CY14B104N Document #: 001-07102 Rev . *L Page 16 of 25 Ordering Information Speed (ns) Ordering Code Package Diagram Package T ype Operating Range 20 CY14B104L-ZS20XCT 51-85087 44-pin TSOP .
CY14B104L, CY14B104N Document #: 001-07102 Rev . *L Page 17 of 25 45 CY14B104L-ZS45XCT 51-85087 44-pin TSOP II Commercial CY14B104L-ZS45XIT 51-85087 44-pin TSOP II Industrial CY14B104L-ZS45XI 51-85087.
CY14B104L, CY14B104N Document #: 001-07102 Rev . *L Page 18 of 25 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 Density: 104 - 4 Mb V oltage: B - 3.
CY14B104L, CY14B104N Document #: 001-07102 Rev . *L Page 19 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(0.016) 0.300 (0.
CY14B104L, CY14B104N Document #: 001-07102 Rev . *L Page 20 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) 0.21±0.05 1.
CY14B104L, CY14B104N Document #: 001-07102 Rev . *L Page 21 of 25 Figure 18. 54-Pin TSOP II (51-85160) Package Diagrams (continued) 51-85160 -** [+] Feedback.
CY14B104L, CY14B104N Document #: 001-07102 Rev . *L Page 22 of 25 Document History Page Document Title: CY14B104L/CY14B104N 4 Mbit (512K x 8/256K x 16) nvSRAM Document Number: 001-07102 Rev .
CY14B104L, CY14B104N Document #: 001-07102 Rev . *L Page 23 of 25 *F 1889928 See ECN vsutmp8/AE- SA Added Footnotes 1, 2 and 3. Updated logi c block diagram Added 48-FBGA (X8) Pin Dia gram Changed 8Mb Address expansion Pin from Pin 43 to Pin 42 for 44-TSOP II (x8).
CY14B104L, CY14B104N Document #: 001-07102 Rev . *L Page 24 of 25 *J 2600941 1 1/04/08 GVCH/PYRS Removed 15 n s access speed Updated Logi c block diagra m Updated footnote 1 Added footnote 2 and 5 Pin.
Document #: 001-07102 Rev . *L Revised December 19, 2008 Page 25 of 25 AutoS tore and QuantumT rap are registered tradem arks of Cypress Semico nductor Corpora tion. All product s and company names mentio ned in this document are th e trad emarks of the ir resp ectiv e holders.
An important point after buying a device Cypress CY14B104N (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 CY14B104N 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 CY14B104N - thus you can check whether the hardware meets your expectations. When delving into next pages of the user manual, Cypress CY14B104N you will learn all the available features of the product, as well as information on its operation. The information that you get Cypress CY14B104N will certainly help you make a decision on the purchase.
If you already are a holder of Cypress CY14B104N, 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 CY14B104N.
However, one of the most important roles played by the user manual is to help in solving problems with Cypress CY14B104N. Almost always you will find there Troubleshooting, which are the most frequently occurring failures and malfunctions of the device Cypress CY14B104N 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
