Manuale d’uso / di manutenzione del prodotto CY7C130 del fabbricante Cypress
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CY7C130, CY7C130A CY7C131, CY7C131A CY7C140, CY7C141 1K x 8 Dual-Port S t atic RAM Cypress Semiconducto r Corporation • 198 Champion Court • San Jose , CA 95134-1709 • 408-943-2600 Document #: 38-06002 Rev .
CY7C130, CY7C130A CY7C131, CY7C131A CY7C140, CY7C141 Document #: 38-06002 Rev . *E Page 2 of 19 Pin Configurations Figure 1. Pin Diagram - DIP (T op View) Figure 2.
CY7C130, CY7C130A CY7C131, CY7C131A CY7C140, CY7C141 Document #: 38-06002 Rev . *E Page 3 of 19 Pin Definitions Left Port Right Port Description CE L CE R Chip Enable R/W L R/W R Read/Write Enable OE .
CY7C130, CY7C130A CY7C131, CY7C131A CY7C140, CY7C141 Document #: 38-06002 Rev . *E Page 4 of 19 Maximum Ratin gs [5] Exceeding maximum ratings may shorten the useful life of the device. User gui d elines are not tested. S torage T e mperature ........
CY7C130, CY7C130A CY7C131, CY7C131A CY7C140, CY7C141 Document #: 38-06002 Rev . *E Page 5 of 19 Cap acit ance [10] Parameter Description T est Conditi o ns Max Unit C IN Input Capacitance T A = 25 ° C, f = 1 MHz, V CC = 5.0V 15 pF C OUT Output Capacitance 10 pF Figure 4.
CY7C130, CY7C130A CY7C131, CY7C131A CY7C140, CY7C141 Document #: 38-06002 Rev . *E Page 6 of 19 Switching Characteristics Over the Operating Range [7, 12] Parameter Description 7C131-15 [4] 7C131A-15 .
CY7C130, CY7C130A CY7C131, CY7C131A CY7C140, CY7C141 Document #: 38-06002 Rev . *E Page 7 of 19 Busy/Interru pt Timing t BLA BUSY LOW from Address Match 15 20 20 ns t BHA BUSY HIGH from Address Mismat.
CY7C130, CY7C130A CY7C131, CY7C131A CY7C140, CY7C141 Document #: 38-06002 Rev . *E Page 8 of 19 Switching Characteristics Over the Operating Range [7,12] Parameter Description 7C130-35 7C131-35 7C140-.
CY7C130, CY7C130A CY7C131, CY7C131A CY7C140, CY7C141 Document #: 38-06002 Rev . *E Page 9 of 19 Switching W aveforms Figure 5. Read Cycle No. 1 [20, 21] Figure 6. Read Cycle No. 2 [20, 22] Figure 7. Read Cycle No. 3 [21] Notes 20. R/W is HIGH fo r read cycle.
CY7C130, CY7C130A CY7C131, CY7C131A CY7C140, CY7C141 Document #: 38-06002 Rev . *E Page 10 of 19 Figure 8. Write Cycle No. 1 (OE Three-St ates Data I/Os—Either Port [16, 23] Figure 9.
CY7C130, CY7C130A CY7C131, CY7C131A CY7C140, CY7C141 Document #: 38-06002 Rev . *E Page 1 1 of 19 Figure 10. Busy Timing Diagram No. 1 (CE Arbitration) Figure 1 1.
CY7C130, CY7C130A CY7C131, CY7C131A CY7C140, CY7C141 Document #: 38-06002 Rev . *E Page 12 of 19 Figure 12. B usy Timing Diagram No. 3 Switching W aveforms (continued) t PWE t WB t WH Write with BUSY .
CY7C130, CY7C130A CY7C131, CY7C131A CY7C140, CY7C141 Document #: 38-06002 Rev . *E Page 13 of 19 Figure 13. Interrup t Timing Diagrams Switching W aveforms (continued) WRITE 3FF t INS t WC t EINS Righ.
CY7C130, CY7C130A CY7C131, CY7C131A CY7C140, CY7C141 Document #: 38-06002 Rev . *E Page 14 of 19 T ypical DC and AC Characteristics 1.4 1.0 0.4 4.0 4.5 5.0 5.5 6.0 –55 25 125 1.2 1.0 120 100 80 60 40 20 0 1.0 2.0 3.0 4.0 OUTPUT SOURCE CURRENT (mA) SUPPL Y VOL T AGE (V) NORMALIZED SUPPL Y CURRENT vs.
CY7C130, CY7C130A CY7C131, CY7C131A CY7C140, CY7C141 Document #: 38-06002 Rev . *E Page 15 of 19 Ordering Information Spee d (ns) Ordering Co de Package Name Package T ype Operating Range 30 CY7C130-3.
CY7C130, CY7C130A CY7C131, CY7C131A CY7C140, CY7C141 Document #: 38-06002 Rev . *E Page 16 of 19 35 CY7C140-35PC P25 48-Pin (600 Mil) Molde d DIP Commercial CY7C140-35PI P25 48-Pin (600 Mil) Molde d D.
CY7C130, CY7C130A CY7C131, CY7C131A CY7C140, CY7C141 Document #: 38-06002 Rev . *E Page 17 of 19 Package Diagrams Figure 14. 48-Pin (600 Mil) Sidebraze DIP D26 Figure 15. 52-Pin Pb-Free Plastic Leaded Chip Ca rrier J69 MIL-STD-1835 D-14 Config. C 51-80044 ** DIMENSIONS IN INCHES MIN.
CY7C130, CY7C130A CY7C131, CY7C131A CY7C140, CY7C141 Document #: 38-06002 Rev . *E Page 18 of 19 Figure 16. 48-Pin (600 Mil) Molded DIP P25 Figure 17. 52-Pin Pb-F ree Plastic Quad Fl atp ack N52 Packa.
Document #: 38-06002 Rev . *E Revised December 09, 2008 Page 19 of 19 All products and c ompany names men tioned in th is document m ay be the tr ademarks o f t h eir respect i v e holders. CY7C130, CY7C130A CY7C131, CY7C131A CY7C140, CY7C141 © Cypress Semicondu ctor Corpor ation, 2001-200 8.
Un punto importante, dopo l’acquisto del dispositivo (o anche prima di acquisto) è quello di leggere il manuale. Dobbiamo farlo per diversi motivi semplici:
Se non hai ancora comprato il Cypress CY7C130 è un buon momento per familiarizzare con i dati di base del prodotto. Prime consultare le pagine iniziali del manuale d’uso, che si trova al di sopra. Dovresti trovare lì i dati tecnici più importanti del Cypress CY7C130 - in questo modo è possibile verificare se l’apparecchio soddisfa le tue esigenze. Esplorando le pagine segenti del manuali d’uso Cypress CY7C130 imparerai tutte le caratteristiche del prodotto e le informazioni sul suo funzionamento. Le informazioni sul Cypress CY7C130 ti aiuteranno sicuramente a prendere una decisione relativa all’acquisto.
In una situazione in cui hai già il Cypress CY7C130, ma non hai ancora letto il manuale d’uso, dovresti farlo per le ragioni sopra descritte. Saprai quindi se hai correttamente usato le funzioni disponibili, e se hai commesso errori che possono ridurre la durata di vita del Cypress CY7C130.
Tuttavia, uno dei ruoli più importanti per l’utente svolti dal manuale d’uso è quello di aiutare a risolvere i problemi con il Cypress CY7C130. Quasi sempre, ci troverai Troubleshooting, cioè i guasti più frequenti e malfunzionamenti del dispositivo Cypress CY7C130 insieme con le istruzioni su come risolverli. Anche se non si riesci a risolvere il problema, il manuale d’uso ti mostrerà il percorso di ulteriori procedimenti – il contatto con il centro servizio clienti o il servizio più vicino.
