Gebruiksaanwijzing /service van het product CY7C0832AV van de fabrikant Cypress
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FLEx18™ 3.3V 64K/128K x 36 and 128K/256K x 18 Synchr onous Dual-Port RAM CY7C0837A V, CY7C0830A V CY7C0831A V, CY7C0832A V CY7C0832BV, CY7C0833A V Cypress Semiconducto r Corporation • 198 Champion Court • San Jose , CA 95134-1709 • 408-943-2600 Document #: 38-06059 Rev .
CY7C0837A V, CY7C0830A V CY7C0831A V, CY7C0832A V CY7C0832BV, CY7C0833A V Document #: 38-06059 Rev . *S Page 2 of 28 Logic Block Diagram [2] A 0L –A 18L CLK L ADS L CNTEN L CNTRST L Tr u e RAM Array 19 Addr .
CY7C0837A V, CY7C0830A V CY7C0831A V, CY7C0832A V CY7C0832BV, CY7C0833A V Document #: 38-06059 Rev . *S Page 3 of 28 Pin Configurations Figure 1. 144-Ball BGA (T op View) CY7C0837A V / CY7C0830A V / C.
CY7C0837A V, CY7C0830A V CY7C0831A V, CY7C0832A V CY7C0832BV, CY7C0833A V Document #: 38-06059 Rev . *S Page 4 of 28 Figure 2. 120-Pin Thin Quad Flat Pack (TQFP) (T op View) CY7C0830A V / CY7C0831A V .
CY7C0837A V, CY7C0830A V CY7C0831A V, CY7C0832A V CY7C0832BV, CY7C0833A V Document #: 38-06059 Rev . *S Page 5 of 28 Pin Definitions Lef t Port Right Port Description A 0L –A 18L [2] A 0R –A 18R [2] Address Inputs . ADS L [8] ADS R [8] Address Strobe Input .
CY7C0837A V, CY7C0830A V CY7C0831A V, CY7C0832A V CY7C0832BV, CY7C0833A V Document #: 38-06059 Rev . *S Page 6 of 28 Master Reset The FLEx18 family devices und ergo a complete reset by taking its MRST input LOW . The MRST input can switch asynchro- nously to the clocks.
CY7C0837A V, CY7C0830A V CY7C0831A V, CY7C0832A V CY7C0832BV, CY7C0833A V Document #: 38-06059 Rev . *S Page 7 of 28 Counter Reset Oper ation All unmasked bits of the counter are reset to ‘0.’ All maske d bits remain unchanged. The mirror register is loaded with the valu e of the burst counter .
CY7C0837A V, CY7C0830A V CY7C0831A V, CY7C0832A V CY7C0832BV, CY7C0833A V Document #: 38-06059 Rev . *S Page 8 of 28 Retransmit Retransmit is a feature that allows the Re ad of a block of memory more than once without the nee d to reload the initial a ddress.
CY7C0837A V, CY7C0830A V CY7C0831A V, CY7C0832A V CY7C0832BV, CY7C0833A V Document #: 38-06059 Rev . *S Page 9 of 28 Figure 3. Counter , Mask, and Mirr or Logic Block Diagram [1] From Mask Register Mi.
CY7C0837A V, CY7C0830A V CY7C0831A V, CY7C0832A V CY7C0832BV, CY7C0833A V Document #: 38-06059 Rev . *S Page 10 of 28 IEEE 1 149.1 Serial Boun dary Scan (JT AG) [21] The FLEx18 family devices inco rporate an IEEE 1 149.1 serial boundary scan test access port (T AP).
CY7C0837A V, CY7C0830A V CY7C0831A V, CY7C0832A V CY7C0832BV, CY7C0833A V Document #: 38-06059 Rev . *S Page 1 1 of 28 Figure 5. Scan Chain for 9 Mb Device T a ble 4. Identification Register Definitions Instruction Field Va l u e Descriptio n Revision Number (31:2 8) 0h Reserved for version number .
CY7C0837A V, CY7C0830A V CY7C0831A V, CY7C0832A V CY7C0832BV, CY7C0833A V Document #: 38-06059 Rev . *S Page 12 of 28 Maximum Ratings Exceeding maximum ratings [23] may impair the useful life of the device. These user guidelines are not teste d. S torage T emperature .
CY7C0837A V, CY7C0830A V CY7C0831A V, CY7C0832A V CY7C0832BV, CY7C0833A V Document #: 38-06059 Rev . *S Page 13 of 28 Figure 6. AC T est Load and Waveforms Switching Characteristics Over the Operating.
CY7C0837A V, CY7C0830A V CY7C0831A V, CY7C0832A V CY7C0832BV, CY7C0833A V Document #: 38-06059 Rev . *S Page 14 of 28 t HCM CNT/MSK Hold T ime 0.6 0.6 NA NA ns t OE Output Enable to Data V alid 4.0 4.4 4.7 5.0 ns t OLZ [28,29] OE to Low Z 0 0 ns t OHZ [28,29] OE to High Z 0 4.
CY7C0837A V, CY7C0830A V CY7C0831A V, CY7C0832A V CY7C0832BV, CY7C0833A V Document #: 38-06059 Rev . *S Page 15 of 28 JT AG Timing and Switching W aveforms Parameter Description CY7C0837A V/CY7C0830A .
CY7C0837A V, CY7C0830A V CY7C0831A V, CY7C0832A V CY7C0832BV, CY7C0833A V Document #: 38-06059 Rev . *S Page 16 of 28 Switching W aveforms Figure 8. Master Re set Figure 9.
CY7C0837A V, CY7C0830A V CY7C0831A V, CY7C0832A V CY7C0832BV, CY7C0833A V Document #: 38-06059 Rev . *S Page 17 of 28 Figure 10. Bank Select Read [34, 35] Figure 1 1 .
CY7C0837A V, CY7C0830A V CY7C0831A V, CY7C0832A V CY7C0832BV, CY7C0833A V Document #: 38-06059 Rev . *S Page 18 of 28 Figure 12. Read-to-Write-to-Read (OE Controlled) [33, 36, 38, 39 ] Figure 13.
CY7C0837A V, CY7C0830A V CY7C0831A V, CY7C0832A V CY7C0832BV, CY7C0833A V Document #: 38-06059 Rev . *S Page 19 of 28 Figure 14. Write with Address Counter Advan ce [39] Figure 15.
CY7C0837A V, CY7C0830A V CY7C0831A V, CY7C0832A V CY7C0832BV, CY7C0833A V Document #: 38-06059 Rev . *S Page 20 of 28 Figure 16. Readback State of Address Counter or Mask Reg ister [43, 44, 45, 46 ] S.
CY7C0837A V, CY7C0830A V CY7C0831A V, CY7C0832A V CY7C0832BV, CY7C0833A V Document #: 38-06059 Rev . *S Page 21 of 28 Figure 17. Lef t_Port (L_Port) Wr ite to Right_Port (R_Port) Read [47, 48, 49] Swi.
CY7C0837A V, CY7C0830A V CY7C0831A V, CY7C0832A V CY7C0832BV, CY7C0833A V Document #: 38-06059 Rev . *S Page 22 of 28 Figure 18. Counter Interrupt and Retran smit [15, 42, 50, 51 , 52, 53] Switching W.
CY7C0837A V, CY7C0830A V CY7C0831A V, CY7C0832A V CY7C0832BV, CY7C0833A V Document #: 38-06059 Rev . *S Page 23 of 28 Figure 19. MailBox Interrupt Timing [54, 55, 56, 57, 58] T a ble 7.
CY7C0837A V, CY7C0830A V CY7C0831A V, CY7C0832A V CY7C0832BV, CY7C0833A V Document #: 38-06059 Rev . *S Page 24 of 28 Ordering Information 512K × 18 (9M) 3.3V Synchronous CY7C08 33A V Dual-Port SRAM Spee d (MHz) Ordering Code Package Diagram Package T ype Operating Range 133 CY7C0833A V-133BBC 51-85141 144-Ball Grid Ar r ay (13 x 13 x 1.
CY7C0837A V, CY7C0830A V CY7C0831A V, CY7C0832A V CY7C0832BV, CY7C0833A V Document #: 38-06059 Rev . *S Page 25 of 28 32K × 18 (512K) 3.3V Synchronous CY7C0837A V Dual-Port SRAM Spee d (MHz) Ordering Code Package Diagram Package T ype Operating Range 167 C Y 7C08 37A V-167BBC 51-85141 144-Ball Grid Array (13 x 13 x 1.
CY7C0837A V, CY7C0830A V CY7C0831A V, CY7C0832A V CY7C0832BV, CY7C0833A V Document #: 38-06059 Rev . *S Page 26 of 28 Figure 21. 120-Pin Thin Quad Flatp ack (14 x 14 x 1 .
CY7C0837A V, CY7C0830A V CY7C0831A V, CY7C0832A V CY7C0832BV, CY7C0833A V Document #: 38-06059 Rev . *S Page 27 of 28 Document History Page Document Title: CY7C0837A V/CY7C0 830 A V/CY7C0831A V/CY7C0832A V/CY7C0832BV/CY7C 0833A V, FLEx18™ 3.3V 64K/128K x 36 and 128K/256K x 18 Synchronous Dual-Port RAM Document Number: 38-06059 Rev .
Document #: 38-06059 Rev . *S Revised March 03, 2009 Page 28 of 28 FLEx18 is a tr ademark of Cypress Semiconductor Co rporation. Al l product and co mpany names me ntioned in this document may be the tradem arks of th ei r respec tive holder s.
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Als u nog geen Cypress CY7C0832AV heb gekocht dan nu is een goed moment om kennis te maken met de basisgegevens van het product. Eerst kijk dan naar de eerste pagina\'s van de handleiding, die je hierboven vindt. Je moet daar de belangrijkste technische gegevens Cypress CY7C0832AV vinden. Op dit manier kan je controleren of het apparaat aan jouw behoeften voldoet. Op de volgende pagina's van de handleiding Cypress CY7C0832AV leer je over alle kenmerken van het product en krijg je informatie over de werking. De informatie die je over Cypress CY7C0832AV krijgt, zal je zeker helpen om een besluit over de aankoop te nemen.
In een situatie waarin je al een beziter van Cypress CY7C0832AV bent, maar toch heb je de instructies niet gelezen, moet je het doen voor de hierboven beschreven redenen. Je zult dan weten of je goed de alle beschikbare functies heb gebruikt, en of je fouten heb gemaakt die het leven van de Cypress CY7C0832AV kunnen verkorten.
Maar de belangrijkste taak van de handleiding is om de gebruiker bij het oplossen van problemen te helpen met Cypress CY7C0832AV . Bijna altijd, zal je daar het vinden Troubleshooting met de meest voorkomende storingen en defecten #MANUAl# samen met de instructies over hun opplosinge. Zelfs als je zelf niet kan om het probleem op te lossen, zal de instructie je de weg wijzen naar verdere andere procedure, bijv. door contact met de klantenservice of het dichtstbijzijnde servicecentrum.
