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Manual Cypress CY7C1475V25

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  • Cypress CY7C1475V25 - page 1

    72-Mbit (2M x 36/4M x 18/1M x 72) Flow-Through SRAM with NoBL™ Architecture CY7C1471V25 CY7C1473V25 CY7C1475V25 Cypress Semiconductor Corpora tion • 198 Champion Court • San J ose , CA 95134-1709 • 408-943-2600 Document #: 38-05287 Rev . *I Revised July 04, 2007 Features • No Bus Latency™ (NoBL™) architecture eliminates dead cycles be ...

  • Cypress CY7C1475V25 - page 2

    CY7C1471V25 CY7C1473V25 CY7C1475V25 Document #: 38-05287 Rev . *I Page 2 of 32 Logic Block Diagram – CY7C1471V25 (2 M x 36) Logic Block Diagram – CY7C1473V25 (4 M x 18) C MODE BW A BW B WE CE1 CE2 CE3 OE READ LOGIC DQs DQP A DQP B DQP C DQP D MEMORY ARRAY E INPUT REGISTER BW C BW D ADDRESS REGISTER WRITE REGISTRY AND DATA COHERENCY CONTROL LOGI ...

  • Cypress CY7C1475V25 - page 3

    CY7C1471V25 CY7C1473V25 CY7C1475V25 Document #: 38-05287 Rev . *I Page 3 of 32 Logic Block Diagram – CY7C1475V25 (1 M x 72) A0, A1, A C MODE CE1 CE2 CE3 OE READ LOGIC DQ s DQ Pa DQ Pb DQ Pc DQ Pd DQ Pe DQ Pf DQ Pg DQ Ph D A T A S T E E R I N G O U T P U T B U F F E R S MEMORY ARRAY E E INPUT REGISTER 0 ADDRESS REGISTER 0 WRITE ADDRESS REGISTER 1 ...

  • Cypress CY7C1475V25 - page 4

    CY7C1471V25 CY7C1473V25 CY7C1475V25 Document #: 38-05287 Rev . *I Page 4 of 32 Pin Configurations 100-Pin TQFP Pinout A A A A A1 A0 NC/288M NC/144M V SS V DD A A A A A A DQP B DQ B DQ B V DDQ V SS DQ B DQ B DQ B DQ B V SS V DDQ DQ B DQ B V SS NC V DD DQ A DQ A V DDQ V SS DQ A DQ A DQ A DQ A V SS V DDQ DQ A DQ A DQP A DQP C DQ C DQ C V DDQ V SS DQ C ...

  • Cypress CY7C1475V25 - page 5

    CY7C1471V25 CY7C1473V25 CY7C1475V25 Document #: 38-05287 Rev . *I Page 5 of 32 Pin Configurations (continued) 100-Pin TQFP Pinout A A A A A1 A0 NC/288M NC/144M V SS V DD A A A A A A A NC NC V DDQ V SS NC DQP A DQ A DQ A V SS V DDQ DQ A DQ A V SS NC V DD DQ A DQ A V DDQ V SS DQ A DQ A NC NC V SS V DDQ NC NC NC NC NC NC V DDQ V SS NC NC DQ B DQ B V S ...

  • Cypress CY7C1475V25 - page 6

    CY7C1471V25 CY7C1473V25 CY7C1475V25 Document #: 38-05287 Rev . *I Page 6 of 32 Pin Configurations (continued) 165-Ball FBGA (15 x 17 x 1.4 mm) Pinout CY7C1471V25 (2M x 36) 234 567 1 A B C D E F G H J K L M N P R TDO NC/576M NC/1G DQP C DQ C DQP D NC DQ D CE 1 BW B CE 3 BW C CEN A CE2 DQ C DQ D DQ D MODE NC DQ C DQ C DQ D DQ D DQ D A V DDQ BW D BW A ...

  • Cypress CY7C1475V25 - page 7

    CY7C1471V25 CY7C1473V25 CY7C1475V25 Document #: 38-05287 Rev . *I Page 7 of 32 Pin Configurations (continued) A B C D E F G H J K L M N P R T U V W 1 2 34 5 6 78 9 1 1 10 DQg DQg DQg DQg DQg DQg DQg DQg DQc DQc DQc DQc NC DQPg DQh DQh DQh DQh DQd DQd DQd DQd DQPd DQPc DQc DQc DQc DQc NC DQh DQh DQh DQh DQPh DQd DQd DQd DQd DQb DQb DQb DQb DQb DQb D ...

  • Cypress CY7C1475V25 - page 8

    CY7C1471V25 CY7C1473V25 CY7C1475V25 Document #: 38-05287 Rev . *I Page 8 of 32 Pin Definitions Name IO Description A 0 , A 1 , A Input- Synchronous Address Inpu ts used to select one of the address lo cations . Sampled at the rising edge of the CLK. A [1:0] are fed to the two-bit burst counter . BW A , BW B , BW C , BW D , BW E , BW F , BW G , BW H ...

  • Cypress CY7C1475V25 - page 9

    CY7C1471V25 CY7C1473V25 CY7C1475V25 Document #: 38-05287 Rev . *I Page 9 of 32 Functional Overview The CY7C1471V25, CY7 C1473V25, and CY7C1475 V25 are synchronous fl ow through burst SRAMs designed sp ecifically to eliminate wait states during write-read transitions. All synchronous inp uts pass through input registers controlled by the rising edge ...

  • Cypress CY7C1475V25 - page 10

    CY7C1471V25 CY7C1473V25 CY7C1475V25 Document #: 38-05287 Rev . *I Page 10 of 32 Because the CY7C1471V 25, CY7C1 473V25, and CY7C1475V25 are common IO devices, data must not be driven into the device while the outputs are active. Th e OE can be deasserted HIGH before pr esenting data to the DQs and DQP X inputs. This tri-states the output dri vers. ...

  • Cypress CY7C1475V25 - page 11

    CY7C1471V25 CY7C1473V25 CY7C1475V25 Document #: 38-05287 Rev . *I Page 1 1 of 32 T ruth T able The truth table for CY7C1471V25, CY7C1473V25, an d CY7C1475V25 follows. [2, 3, 4, 5, 6, 7, 8] Operation Address Used CE 1 CE 2 CE 3 ZZ ADV/LD WE BW X OE CEN CLK DQ Deselect Cycle None H X X L L X X X L L->H T ri-S tate Deselect Cycle None X X H L L X X ...

  • Cypress CY7C1475V25 - page 12

    CY7C1471V25 CY7C1473V25 CY7C1475V25 Document #: 38-05287 Rev . *I Page 12 of 32 T ruth T able for Read/W rite The read-write truth table for CY7C1471V25 follows. [2, 3, 9] Function WE BW A BW B BW C BW D Read H X X X X W r i t e N o b y t e s w r i t t e n L HHHH Wri t e B yt e A – (D Q A and DQP A ) L L HHH Write Byte B – (DQ B and DQP B )L H ...

  • Cypress CY7C1475V25 - page 13

    CY7C1471V25 CY7C1473V25 CY7C1475V25 Document #: 38-05287 Rev . *I Page 13 of 32 IEEE 1 149.1 Serial Boundary Scan (JT AG) The CY7C1471V25, CY7C1473V2 5, and CY7C1475V25 and incorporate a serial bo undary scan test access p ort (T AP). This port operates in accordance with IEEE S tandard 1 1 49.1-1990 but does not have the set of function s required ...

  • Cypress CY7C1475V25 - page 14

    CY7C1471V25 CY7C1473V25 CY7C1475V25 Document #: 38-05287 Rev . *I Page 14 of 32 TA P R e g i s t e r s Registers are connected betwe en the TDI and TDO ball s and enable data to be scanned into and out of the SRAM test circuitry . Only one registe r can be selected at a time thro ugh the instruction register . Data is serially loaded into the TDI b ...

  • Cypress CY7C1475V25 - page 15

    CY7C1471V25 CY7C1473V25 CY7C1475V25 Document #: 38-05287 Rev . *I Page 15 of 32 signal while in tran sition (metastable state). This does not harm the device, but there i s no guarantee as to the value that is captured. Repeatable results may not be possible. T o guarantee that the boundary scan registe r captures the correct value of a signal, the ...

  • Cypress CY7C1475V25 - page 16

    CY7C1471V25 CY7C1473V25 CY7C1475V25 Document #: 38-05287 Rev . *I Page 16 of 32 T AP AC Switching Characteristics Over the Operatin g Range [10, 1 1] Parameter Description Min Max Unit Clock t TCYC TCK Clock Cycle T ime 50 ns t TF TCK Clock Frequency 20 MHz t TH TCK Clock HIGH T ime 20 ns t TL TCK Clock LOW Time 20 ns Output Times t TDOV TCK Clock ...

  • Cypress CY7C1475V25 - page 17

    CY7C1471V25 CY7C1473V25 CY7C1475V25 Document #: 38-05287 Rev . *I Page 17 of 32 1.8V T AP AC T est Conditions Input pulse levels ............... ........ .............. 0.2V to V DD Q – 0.2 Input rise and fall time ..... ...... ..... ........... ............ .............. 1 ns Input timing referenc e levels ............... .............. ....... ...

  • Cypress CY7C1475V25 - page 18

    CY7C1471V25 CY7C1473V25 CY7C1475V25 Document #: 38-05287 Rev . *I Page 18 of 32 Scan Register Sizes Register Name Bit Size (x36) Bit Size (x18) Bit Size (x72) Instruction 3 3 3 Bypass 1 1 1 ID 32 32 32 Boundary Scan Order – 165 FBGA 71 52 - Boundary Scan Order – 209 BGA - - 1 10 Identification Codes Instruction Code Description EXTEST 000 Captu ...

  • Cypress CY7C1475V25 - page 19

    CY7C1471V25 CY7C1473V25 CY7C1475V25 Document #: 38-05287 Rev . *I Page 19 of 32 Boundary Scan Exit Order (2M x 36) Bit # 165-Ball ID Bit # 165-Ball ID Bit # 165-Ball ID Bit # 165-Ball ID 1C 1 2 1 R 3 4 1 J 1 1 6 1 B 7 2 D1 22 P2 42 K 10 62 B6 3 E 1 23 R4 43 J10 63 A6 4D 2 2 4 P 6 4 4 H 1 1 6 4 B 5 5E 2 2 5 R 6 4 5 G 1 1 6 5 A 5 6F 1 2 6 R 8 4 6F 1 ...

  • Cypress CY7C1475V25 - page 20

    CY7C1471V25 CY7C1473V25 CY7C1475V25 Document #: 38-05287 Rev . *I Page 20 of 32 Boundary Scan Exit Order (1M x 72) Bit # 209-Ball ID Bit # 209-Ball ID Bit # 209-Ball ID Bit # 209-Ball ID 1 A1 29 T1 57 U10 85 B1 1 2A 2 3 0 T 2 5 8T 1 1 8 6 B 1 0 3B 1 3 1 U 1 5 9 T 1 0 8 7 A 1 1 4B 2 3 2 U 2 6 0 R 1 1 8 8 A 1 0 5 C 1 33 V1 61 R10 89 A7 6C 2 3 4 V 2 6 ...

  • Cypress CY7C1475V25 - page 21

    CY7C1471V25 CY7C1473V25 CY7C1475V25 Document #: 38-05287 Rev . *I Page 21 of 32 Maximum Ratings Exceeding maximum rati ngs may impair the useful life of the device. These user guid elines are not tested. S torage T emperature .. ................. .............. –65 ° C to +150 ° C Ambient T emperature with Power Applied ........... ............ ...

  • Cypress CY7C1475V25 - page 22

    CY7C1471V25 CY7C1473V25 CY7C1475V25 Document #: 38-05287 Rev . *I Page 22 of 32 Cap acit ance T ested initially and after any design or proc ess change that may affect these parameters. Parameter Descr iption T est C onditions 100 TQFP Max. 165 FBGA Max. 209 FBGA Max. Unit C ADDRESS Address Input Capacit ance T A = 25 ° C, f = 1 MHz, V DD = 2.5V V ...

  • Cypress CY7C1475V25 - page 23

    CY7C1471V25 CY7C1473V25 CY7C1475V25 Document #: 38-05287 Rev . *I Page 23 of 32 Switching Characteristics Over the Operating Range. Timing reference level is 1.25V when V DDQ = 2.5V and is 0.9V when V DDQ = 1.8V . T est conditions shown in (a) of “AC T est Loads an d W a veforms” on page 22 unless otherwise noted. Parameter Description 133 MHz ...

  • Cypress CY7C1475V25 - page 24

    CY7C1471V25 CY7C1473V25 CY7C1475V25 Document #: 38-05287 Rev . *I Page 24 of 32 Switching W aveforms Figure 1 shows read-write timing waveform. [19, 20, 21] Figure 1. Read/Write T iming WR I T E D(A 1) 123456789 CLK t CY C t CL t CH 10 CE t CE H t CE S WE CE N t C ENH t CE N S BW X AD V/ L D t AH t AS AD D RE S S A1 A2 A3 A4 A5 A6 A7 t DH t DS DQ C ...

  • Cypress CY7C1475V25 - page 25

    CY7C1471V25 CY7C1473V25 CY7C1475V25 Document #: 38-05287 Rev . *I Page 25 of 32 Figure 2 shows NOP , ST ALL and DESELECT Cycles waveform. [19, 20, 22] Figure 2. NOP , ST ALL and DESELECT Cycles Switching W aveforms (continued) READ Q(A3) 456 789 1 0 A3 A4 A5 D(A4) 123 CLK CE WE CEN BW [A:D] ADV/LD ADDRESS DQ C OMMAND WRITE D(A4) STALL WRITE D(A1) R ...

  • Cypress CY7C1475V25 - page 26

    CY7C1471V25 CY7C1473V25 CY7C1475V25 Document #: 38-05287 Rev . *I Page 26 of 32 Figure 3 shows ZZ Mode timing waveform. [23, 24] Figure 3. ZZ Mode Timing Switching W aveforms (continued) t ZZ I SUPPLY CLK ZZ t ZZR E C AL L I NP U TS ( e xce pt ZZ) DO N’T CA R E I DDZ Z t ZZI t RZ Z I Ou t p ut s ( Q) Hig h- Z DES ELEC T or REA D O nly Notes 23. D ...

  • Cypress CY7C1475V25 - page 27

    CY7C1471V25 CY7C1473V25 CY7C1475V25 Document #: 38-05287 Rev . *I Page 27 of 32 Ordering Information Not all of the speed, package and temper ature ranges are avail able. Please cont act your local sales representative or visit www .cypress.com for actual products of fered. Speed (MHz) Ordering Code Package Diagram Part and Package T ype Operating ...

  • Cypress CY7C1475V25 - page 28

    CY7C1471V25 CY7C1473V25 CY7C1475V25 Document #: 38-05287 Rev . *I Page 28 of 32 Package Diagrams Figure 4. 100-Pin Thin Plastic Quad Flatpack (14 x 20 x 1.4 mm), 51-85050 NOTE: 1. JEDEC STD REF MS-026 2. BODY LENGTH DIMENSION DOES NOT INCLUDE MOLD PROTRUSION/END FLASH MOLD PROTRUSION/END FLASH SHALL NOT EXCEED 0.0098 in (0.25 mm) PER SIDE 3. DIMENS ...

  • Cypress CY7C1475V25 - page 29

    CY7C1471V25 CY7C1473V25 CY7C1475V25 Document #: 38-05287 Rev . *I Page 29 of 32 Figure 5. 165-Ball FBGA (15 x 17 x 1.4 mm), 51-85165 Package Diagrams (continued) A 1 PIN 1 CORNER 17.00±0.10 15.00±0.10 7.00 1.00 Ø0.45±0.05(165X) Ø0.25 M C A B Ø0.05 M C B A 0.15(4X) 0.35 1.40 MAX. SEATING PLANE 0.53±0.05 0.25 C 0.15 C PIN 1 CORNER TOP VIEW BOT ...

  • Cypress CY7C1475V25 - page 30

    CY7C1471V25 CY7C1473V25 CY7C1475V25 Document #: 38-05287 Rev . *I Page 30 of 32 © Cypress Semico nductor Corpor ation, 2002- 2007. The inform ation contai ned herein is sub ject to change wi thout notice. Cypr ess S emiconduct or Corporation a ssumes no responsi bility for the use of any circuitr y other than circui try embodied in a Cy press prod ...

  • Cypress CY7C1475V25 - page 31

    CY7C1471V25 CY7C1473V25 CY7C1475V25 Document #: 38-05287 Rev . *I Page 31 of 32 Document History Page Document Title: CY7C1471V25/CY7C1473V 25/CY7C1475V25, 72-Mb it (2M x 36/4M x 18/1 M x 72) Flow-Throug h SRAM with NoBL™ Architecture Document Number: 38-05287 REV . ECN NO. Issue Date Orig. of Change Description of Change ** 1 14674 0 8/06/02 PKS ...

  • Cypress CY7C1475V25 - page 32

    CY7C1471V25 CY7C1473V25 CY7C1475V25 Document #: 38-05287 Rev . *I Page 32 of 32 *H 472335 See ECN VKN Correcte d the typo in the pin configurati on for 209-Ball FB GA pinout (Corrected the ba ll name for H9 to V SS from V SSQ ). Added the Maximum Rating for Supply V oltage on V DDQ Relative to GND. Changed t TH , t TL from 25 ns to 20 ns a nd t TDO ...

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Documents that we receive from a manufacturer of a Cypress CY7C1475V25 can be divided into several groups. They are, among others:
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All of them are important, but the most important information from the point of view of use of the device are in the user manual Cypress CY7C1475V25.

A group of documents referred to as user manuals is also divided into more specific types, such as: Installation manuals Cypress CY7C1475V25, service manual, brief instructions and user manuals Cypress CY7C1475V25. Depending on your needs, you should look for the document you need. In our website you can view the most popular manual of the product Cypress CY7C1475V25.

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A complete manual for the device Cypress CY7C1475V25, how should it look like?
A manual, also referred to as a user manual, or simply "instructions" is a technical document designed to assist in the use Cypress CY7C1475V25 by users. Manuals are usually written by a technical writer, but in a language understandable to all users of Cypress CY7C1475V25.

A complete Cypress manual, should contain several basic components. Some of them are less important, such as: cover / title page or copyright page. However, the remaining part should provide us with information that is important from the point of view of the user.

1. Preface and tips on how to use the manual Cypress CY7C1475V25 - At the beginning of each manual we should find clues about how to use the guidelines. It should include information about the location of the Contents of the Cypress CY7C1475V25, FAQ or common problems, i.e. places that are most often searched by users in each manual
2. Contents - index of all tips concerning the Cypress CY7C1475V25, that we can find in the current document
3. Tips how to use the basic functions of the device Cypress CY7C1475V25 - which should help us in our first steps of using Cypress CY7C1475V25
4. Troubleshooting - systematic sequence of activities that will help us diagnose and subsequently solve the most important problems with Cypress CY7C1475V25
5. FAQ - Frequently Asked Questions
6. Contact detailsInformation about where to look for contact to the manufacturer/service of Cypress CY7C1475V25 in a specific country, if it was not possible to solve the problem on our own.

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