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Manuale per l’uso Cypress CY7C1518JV18

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Summary
  • Cypress CY7C1518JV18 - page 1

    72-Mbit DDR-II SRAM 2-W ord Burst Architecture CY7C1516JV18, CY7C1527JV18 CY7C1518JV18, CY7C1520JV18 Cypress Semiconductor Corpora tion • 198 Champion Court • San Jose , CA 95134-1709 • 408-943-2600 Document Number: 001-12559 Rev . *D Revised June 25, 2008 Features ■ 72-Mbit density (8M x 8, 8M x 9, 4M x 18, 2M x 36) ■ 300 MHz clock for h ...

  • Cypress CY7C1518JV18 - page 2

    CY7C1516JV18, CY7C1527JV18 CY7C1518JV18, CY7C1520JV18 Document Number: 001-12559 Rev . *D Page 2 of 26 Logic Block Diagram (CY7C1516JV18) Logic Block Diagram (CY7C1527JV18) Wri te Reg Wri te Reg CLK A (21:0) Gen. K K Control Logic Address Register Read Add. Decode Read Data Reg. R/W Output Logic Reg. Reg. Reg. 8 16 8 NWS [1:0] V REF Write Add. Deco ...

  • Cypress CY7C1518JV18 - page 3

    CY7C1516JV18, CY7C1527JV18 CY7C1518JV18, CY7C1520JV18 Document Number: 001-12559 Rev . *D Page 3 of 26 Logic Block Diagram (CY7C1518JV18) Logic Block Diagram (CY7C1520JV18) Wri te Reg Writ e Reg CLK A (21:0) Gen. K K Control Logic Address Register Read Add. Decode Read Data Reg. R/W Output Logic Reg. Reg. Reg. 18 36 18 BWS [1:0] V REF Write Add. De ...

  • Cypress CY7C1518JV18 - page 4

    CY7C1516JV18, CY7C1527JV18 CY7C1518JV18, CY7C1520JV18 Document Number: 001-12559 Rev . *D Page 4 of 26 Pin Configuration The pin configuration for CY7C1516JV18, CY7C1527 JV18, CY7C1518JV18, and CY7C1520JV18 follow . [1] 165-Ball FBGA (15 x 17 x 1 .4 mm) Pinout CY7C1516JV18 (8M x 8) 123456789 10 11 A CQ AA R / W NWS 1 K NC/144M LD AA C Q B NC NC NC ...

  • Cypress CY7C1518JV18 - page 5

    CY7C1516JV18, CY7C1527JV18 CY7C1518JV18, CY7C1520JV18 Document Number: 001-12559 Rev . *D Page 5 of 26 CY7C1518JV18 (4 M x 18) 123456789 10 11 A CQ AA R / W BWS 1 K NC/14 4M LD AA C Q B NC DQ9 NC A NC/28 8M K BWS 0 AN C N C D Q 8 C NC NC NC V SS AA 0A V SS NC DQ7 NC D NC NC DQ10 V SS V SS V SS V SS V SS NC NC NC E NC NC DQ1 1 V DDQ V SS V SS V SS V ...

  • Cypress CY7C1518JV18 - page 6

    CY7C1516JV18, CY7C1527JV18 CY7C1518JV18, CY7C1520JV18 Document Number: 001-12559 Rev . *D Page 6 of 26 Pin Definitions Pin Name IO Pin Descripti on DQ [x:0] Input Output- Synchronous Dat a Input Output S ignals . Inputs are sampled on the rising edge of K and K clocks during valid write operations. The se pins drive out the requested data w hen the ...

  • Cypress CY7C1518JV18 - page 7

    CY7C1516JV18, CY7C1527JV18 CY7C1518JV18, CY7C1520JV18 Document Number: 001-12559 Rev . *D Page 7 of 26 CQ Output Clock CQ is Referenced with Respect to C . This is a free running clock and is synchronized to the input cl ock for output data (C) of the DDR-II. In the single clock mode, CQ is generated wi th respect to K. The timing for the echo cloc ...

  • Cypress CY7C1518JV18 - page 8

    CY7C1516JV18, CY7C1527JV18 CY7C1518JV18, CY7C1520JV18 Document Number: 001-12559 Rev . *D Page 8 of 26 Functional Overview The CY7C1516JV18, CY7C152 7JV18, CY7C1518JV18, and CY7C1520JV18 are synchronous pipelined Burst SRAMs equipped with a DDR interface, which operates with a read latency of one and a half cycles when DOFF pi n is tied HIGH. When ...

  • Cypress CY7C1518JV18 - page 9

    CY7C1516JV18, CY7C1527JV18 CY7C1518JV18, CY7C1520JV18 Document Number: 001-12559 Rev . *D Page 9 of 26 Depth Expansion Depth expansion requires replicating the LD control signal for each bank. All other co ntrol signals can be common between banks as appropriate. Programmable I mpedance An external resistor , RQ, must be connected between the ZQ pi ...

  • Cypress CY7C1518JV18 - page 10

    CY7C1516JV18, CY7C1527JV18 CY7C1518JV18, CY7C1520JV18 Document Number: 001-12559 Rev . *D Page 10 of 26 T ruth T able The truth table for the CY7C1516JV18, CY7C1 527JV1 8, CY7C1518JV18, and CY7C1520JV18 follow s. [2, 3, 4, 5, 6, 7] Operation K LD R/W DQ DQ Write Cycle: Load address; wait one cycle; input write data on consecutive K and K rising edg ...

  • Cypress CY7C1518JV18 - page 11

    CY7C1516JV18, CY7C1527JV18 CY7C1518JV18, CY7C1520JV18 Document Number: 001-12559 Rev . *D Page 1 1 of 26 Write Cycle Descriptions The write cycle description tabl e for CY7C1527JV18 follows. [2, 8] BWS 0 K K Comments L L–H – During the data portion of a write sequence, th e single byte (D [8:0] ) is written into the device. L – L–H During t ...

  • Cypress CY7C1518JV18 - page 12

    CY7C1516JV18, CY7C1527JV18 CY7C1518JV18, CY7C1520JV18 Document Number: 001-12559 Rev . *D Page 12 of 26 IEEE 1 149.1 Serial Boundary Scan (JT AG) These SRAMs incorporate a serial boundary scan T est Access Port (T AP) in the FBGA p ackage. This part is fully comp liant with IEEE S tandard #1 149.1 -2001. The T AP operates using JEDEC standard 1.8V ...

  • Cypress CY7C1518JV18 - page 13

    CY7C1516JV18, CY7C1527JV18 CY7C1518JV18, CY7C1520JV18 Document Number: 001-12559 Rev . *D Page 13 of 26 IDCODE The IDCODE instruction loads a vendor-specific, 32-bi t code into the instruction re gister . It a lso places the instruction register between the TDI and TDO pins and shifts the IDCODE out of the device when the T AP controller enters the ...

  • Cypress CY7C1518JV18 - page 14

    CY7C1516JV18, CY7C1527JV18 CY7C1518JV18, CY7C1520JV18 Document Number: 001-12559 Rev . *D Page 14 of 26 T AP Controller St ate Diagram The state diagram for the T AP controller follows. [9] TEST -LOGIC RESET TEST -LOGIC / IDLE SELECT DR-SCAN CAPTURE-DR SHIFT -DR EXIT1-DR P AUSE-DR EXIT2-DR UPDA TE-DR 1 0 1 1 0 1 0 1 0 0 0 1 1 1 0 1 0 1 0 0 0 1 0 1 ...

  • Cypress CY7C1518JV18 - page 15

    CY7C1516JV18, CY7C1527JV18 CY7C1518JV18, CY7C1520JV18 Document Number: 001-12559 Rev . *D Page 15 of 26 T AP Controller Block Diagram T AP Electrical Characteristics Over the Operating Range [10, 1 1, 12] Parameter Description T est Conditions Min Max Unit V OH1 Output HIGH V oltage I OH = − 2.0 mA 1.4 V V OH2 Output HIGH V oltage I OH = − 100 ...

  • Cypress CY7C1518JV18 - page 16

    CY7C1516JV18, CY7C1527JV18 CY7C1518JV18, CY7C1520JV18 Document Number: 001-12559 Rev . *D Page 16 of 26 T AP AC Switching Characteristics Over the Operating Range [13, 14] Parameter Description Min Max Unit t TCYC TCK Clock Cycle Time 50 ns t TF TCK Clock Frequency 20 MHz t TH TCK Clock HIGH 20 ns t TL TCK Clock LOW 20 ns Setup Times t TMSS TMS Set ...

  • Cypress CY7C1518JV18 - page 17

    CY7C1516JV18, CY7C1527JV18 CY7C1518JV18, CY7C1520JV18 Document Number: 001-12559 Rev . *D Page 17 of 26 Identification R egi ster Definitions Instruction Field Va l u e Description CY7C1516JV18 CY7C1527JV18 CY7C1 518JV18 CY7C1520JV18 Revision Numb er (31:29) 000 000 000 00 0 V ersion numbe r . Cypress Device ID (28:12) 1 10101 00010000100 1 1010100 ...

  • Cypress CY7C1518JV18 - page 18

    CY7C1516JV18, CY7C1527JV18 CY7C1518JV18, CY7C1520JV18 Document Number: 001-12559 Rev . *D Page 18 of 26 Boundary Scan Order Bit # Bump ID Bit # Bump ID Bit # Bump ID Bit # Bump ID 0 6R 28 10G 56 6A 84 1J 1 6 P2 9 9 G 5 7 5 B8 5 2 J 2 6N 30 1 1F 58 5A 86 3K 3 7P 31 1 1G 59 4A 87 3J 4 7 N3 2 9 F 6 0 5 C8 8 2 K 5 7R 33 10F 61 4B 89 1K 6 8R 34 1 1E 62 ...

  • Cypress CY7C1518JV18 - page 19

    CY7C1516JV18, CY7C1527JV18 CY7C1518JV18, CY7C1520JV18 Document Number: 001-12559 Rev . *D Page 19 of 26 Power Up Sequence in DDR-II SRAM DDR-II SRAMs must be power ed up and initialized in a predefined manner to prevent unde fined operations. Power Up Sequence ■ Apply power and drive DO FF either HIGH or LOW (all other inputs can be HIGH or LOW). ...

  • Cypress CY7C1518JV18 - page 20

    CY7C1516JV18, CY7C1527JV18 CY7C1518JV18, CY7C1520JV18 Document Number: 001-12559 Rev . *D Page 20 of 26 Maximum Ratings Exceeding maximum ratin gs may impair the useful life o f the device. These user guidelines are not teste d. S torage T emperature ........................ ......... –65°C to +150°C Ambient T emp e rature with Pow e r App l i ...

  • Cypress CY7C1518JV18 - page 21

    CY7C1516JV18, CY7C1527JV18 CY7C1518JV18, CY7C1520JV18 Document Number: 001-12559 Rev . *D Page 21 of 26 AC Electrical Characteristics Over the Operating Range [1 1] Parameter Description T est Cond iti ons Min Ty p Max Unit V IH Input HIGH V oltage V REF + 0.2 – – V V IL Input LOW V oltage – – V RE F – 0.2 V Cap acit ance T ested initiall ...

  • Cypress CY7C1518JV18 - page 22

    CY7C1516JV18, CY7C1527JV18 CY7C1518JV18, CY7C1520JV18 Document Number: 001-12559 Rev . *D Page 22 of 26 Switching Characteristics Over the Operating Range [20] Cypress Parameter Consor tium Parameter Description 30 0 MHz 250 MHz Unit Min Max Min Max t POWER V DD (T ypical) to the first Access [22] 1–1– m s t CYC t KHKH K Clock and C Clock Cycle ...

  • Cypress CY7C1518JV18 - page 23

    CY7C1516JV18, CY7C1527JV18 CY7C1518JV18, CY7C1520JV18 Document Number: 001-12559 Rev . *D Page 23 of 26 Switching W aveforms Figure 5. Read/Write/Deselect Sequence [2 6, 27, 28 ] READ READ READ NOP NOP WRITE WRITE NOP 1 23 4 56 7 8 9 1 0 Q40 t KHCH t CO t t HC t t HA t SD t HD t KHCH t SD t HD DON’ T CARE UNDEFINED t CLZ t DOH t CHZ SC t KH t KHK ...

  • Cypress CY7C1518JV18 - page 24

    CY7C1516JV18, CY7C1527JV18 CY7C1518JV18, CY7C1520JV18 Document Number: 001-12559 Rev . *D Page 24 of 26 Ordering Information Not all of the speed, package, and temper ature ranges are available. Please cont act your local sale s representative or visit www .cypress.com for actual products offered. Spee d (MHz) Ordering Code Package Diagram Package ...

  • Cypress CY7C1518JV18 - page 25

    CY7C1516JV18, CY7C1527JV18 CY7C1518JV18, CY7C1520JV18 Document Number: 001-12559 Rev . *D Page 25 of 26 Package Diagram Figure 6. 165 - B a ll FBGA (15 x 17 x 1.40 mm ), 51- 85195 !  0).#/2.%2 ¼ ¼   ? ...

  • Cypress CY7C1518JV18 - page 26

    Document Number: 001-12559 Rev . *D Revised June 25, 2008 Page 26 of 26 QDR RAMs an d Quad Data Rate RAMs comp rise a new family of product s develope d by Cypress, IDT , NEC, Renesas, and Samsung. A ll pr oduct an d company n ames mentione d in this do cument are the tr ad emarks of their respe ctive hold ers. CY7C1516JV18, CY7C1527JV18 CY7C1518JV ...

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Tutti sono importanti, ma le informazioni più importanti dal punto di vista di utilizzo del dispositivo possono essere trovate nel manuale per l’uso Cypress CY7C1518JV18.

Un gruppo di documenti denominato manuali per l’uso, è anche suddiviso in tipi più specifici, come: Manuali di installazione Cypress CY7C1518JV18, manuali di manutenzione, brevi manuali o manuali utente Cypress CY7C1518JV18. A seconda delle esigenze, si dovrebbe cercare il documento necessario. Nel nostro sito web, puoi visualizzare il manuale più popolare per l'uso del prodotto Cypress CY7C1518JV18.

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Manuale completo del dispositivo Cypress CY7C1518JV18, come deve essere?
Il manuale per l’uso, denominato anche istruzioni per l’uso, o semplicemente il manuale è un documento tecnico progettato per aiutare ad utilizzare Cypress CY7C1518JV18 dagli utenti. I manuali sono di solito scritti da uno scrittore tecnico, ma in un linguaggio accessibile a tutti gli utenti Cypress CY7C1518JV18.

Il manuale per l’uso completo Cypress, dovrebbe includere vari elementi di base. Alcuni di loro sono meno importanti, come ad esempio: copertina / pagina del titolo o pagina di autore. Tuttavia, la parte rimanente, dovrebbe fornire informazioni importanti dal punto di vista dell'utente.

1. Introduzione e la guida su come utilizzare il manuale Cypress CY7C1518JV18 - All'inizio di ogni manuale, dovremmo trovare indizi su come utilizzare il documento. Dovrebbe contenere informazioni sulla posizione dell’indice Cypress CY7C1518JV18, FAQ o i problemi più comuni : i punti che sono più spesso cercati dagli utenti di ogni manuale
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5. FAQ - domande più frequenti
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