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Cypress CY7C1474BV25の取扱説明書

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Summary
  • Cypress CY7C1474BV25 - page 1

    72-Mbit (2M x 36/4M x 18/1M x 72) Pipelined SRAM with NoBL™ Architecture CY7C1470BV25 CY7C1472BV25, CY7C1474BV25 Cypress Semiconductor Corpora tion • 198 Champion Court • San Jose , CA 95134-1709 • 408-943-2600 Document #: 001-15032 Rev . *D Revised February 29, 2008 Features ■ Pin-compatible and functionally equivale nt to ZBT ™ ■ Su ...

  • Cypress CY7C1474BV25 - page 2

    CY7C1470BV25 CY7C1472BV25, CY7C1474BV25 Document #: 001-15032 Rev . *D Page 2 of 29 Logic Block Diagram – CY7C1470BV25 (2M x 36) Logic Block Diagram – CY7C1472BV25 (4M x 18) A0, A1, A C MODE BW a BW b WE CE1 CE2 CE3 OE READ LOGIC DQ s DQ P a DQ P b DQ P c DQ P d 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 ...

  • Cypress CY7C1474BV25 - page 3

    CY7C1470BV25 CY7C1472BV25, CY7C1474BV25 Document #: 001-15032 Rev . *D Page 3 of 29 Logic Block Diagram – CY7C1474BV25 (1M x 72) A0, A1, A C MODE CE1 CE2 CE3 OE READ LOGIC DQ s DQ P a DQ P b DQ P c DQ P d DQ P e DQ P f DQ P g DQ P h 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 ADDRES ...

  • Cypress CY7C1474BV25 - page 4

    CY7C1470BV25 CY7C1472BV25, CY7C1474BV25 Document #: 001-15032 Rev . *D Page 4 of 29 Pin Configurations A A A A A 1 A 0 V SS V DD A A A A A A V DDQ V SS DQb DQb DQb V SS V DDQ DQb DQb V SS NC V DD DQa DQa V DDQ V SS DQa DQa V SS V DDQ V DDQ V SS DQc DQc V SS V DDQ DQc V DD V SS DQd DQd V DDQ V SS DQd DQd DQd V SS V DDQ A A CE 1 CE 2 BW a CE 3 V DD V ...

  • Cypress CY7C1474BV25 - page 5

    CY7C1470BV25 CY7C1472BV25, CY7C1474BV25 Document #: 001-15032 Rev . *D Page 5 of 29 Pin Configurations (continued) 165-Ball FBGA (15 x 17 x 1.4 mm ) Pinout CY7C1470BV25 (2M x 36) CY7C1472BV25 (4M x 18) 234 56 7 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 A CE 1 BW b CE 3 BW c CEN A CE2 DQ c DQ d DQ d MODE NC DQ c DQ c ...

  • Cypress CY7C1474BV25 - page 6

    CY7C1470BV25 CY7C1472BV25, CY7C1474BV25 Document #: 001-15032 Rev . *D Page 6 of 29 Pin Configurations (continued) CY7C1474BV25 (1M × 72) 209-Ball FBGA (14 x 22 x 1.76 mm) Pi nout A B C D E F G H J K L M N P R T U V W 12 3 4 5 67 8 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 DQ ...

  • Cypress CY7C1474BV25 - page 7

    CY7C1470BV25 CY7C1472BV25, CY7C1474BV25 Document #: 001-15032 Rev . *D Page 7 of 29 T able 1. Pin Definitions Pin Name IO T ype Pin Description A0 A1 A Input- Synchronous Address In puts Used to Select One of the Address Locations . Sampled at the rising edge of the CLK. BW a BW b BW c BW d BW e BW f BW g BW h Input- Synchronous Byte Write Select I ...

  • Cypress CY7C1474BV25 - page 8

    CY7C1470BV25 CY7C1472BV25, CY7C1474BV25 Document #: 001-15032 Rev . *D Page 8 of 29 Functional Overview The CY7C1470BV25, CY7C1472BV25 , and CY7C1474BV25 are synchronous-pipel ined Burst NoBL SRAMs designed specif- ically to eliminate wait states during read or w rite transitions. All synchronous inputs pass through input registers controlled by th ...

  • Cypress CY7C1474BV25 - page 9

    CY7C1470BV25 CY7C1472BV25, CY7C1474BV25 Document #: 001-15032 Rev . *D Page 9 of 29 access (read, write, or deselect) is latched into the Address Register (provided the ap propriate control signals are asserted). On the next clock rise the data presented to DQ and DQP (DQ a,b,c,d /DQP a,b,c,d for CY7C1470BV25, DQ a,b /DQP a,b for CY7C1472BV25, DQ a ...

  • Cypress CY7C1474BV25 - page 10

    CY7C1470BV25 CY7C1472BV25, CY7C1474BV25 Document #: 001-15032 Rev . *D Page 10 of 29 T a ble 4. T ruth T able The truth table for CY7C1470BV25, CY7C1472BV25, and CY7C1474 BV25 follows. [1, 2, 3, 4, 5, 6, 7] Operation Address Used CE ZZ ADV/LD WE BW x OE CEN CLK DQ Deselect Cycle None H L L X X X L L-H T ri-St ate Continue Deselect Cycle None X L H ...

  • Cypress CY7C1474BV25 - page 11

    CY7C1470BV25 CY7C1472BV25, CY7C1474BV25 Document #: 001-15032 Rev . *D Page 1 1 of 29 T able 5. Partial Write Cycle Description The partial write cycle description for CY7C1470 BV25, CY7C1472BV25, and CY7 C1474BV25 follows. [1, 2, 3, 8] Function (CY7C1470BV25) WE BW d BW c BW b BW a Read H X X X X Write – No bytes written L H H H H Write Byte a ? ...

  • Cypress CY7C1474BV25 - page 12

    CY7C1470BV25 CY7C1472BV25, CY7C1474BV25 Document #: 001-15032 Rev . *D Page 12 of 29 IEEE 1 149.1 Serial Boun dary Scan (JT AG) The CY7C1470BV25, CY7C1472BV25 , and CY7C1474BV25 incorporates a serial boundary sca n test access port (T AP). This port operates in accordance with IEEE S tandard 1 149.1-1990 but does not have the set of functions requ ...

  • Cypress CY7C1474BV25 - page 13

    CY7C1470BV25 CY7C1472BV25, CY7C1474BV25 Document #: 001-15032 Rev . *D Page 13 of 29 Instruction Register Three-bit instructions can be serially loa ded into the instruction register . Thi s register is loaded when it is placed b etween the TDI and TDO balls as shown i n the “T AP Controller Block Diagram” on page 12 . During power up, the inst ...

  • Cypress CY7C1474BV25 - page 14

    CY7C1470BV25 CY7C1472BV25, CY7C1474BV25 Document #: 001-15032 Rev . *D Page 14 of 29 possible to capture all o ther signals and simply ig nore the value of the CLK captured in the boundary scan register . After the data is captured, it is possible to shift out the data by putting the T AP into the Shif t-DR state. This places the boundary scan regi ...

  • Cypress CY7C1474BV25 - page 15

    CY7C1470BV25 CY7C1472BV25, CY7C1474BV25 Document #: 001-15032 Rev . *D Page 15 of 29 T AP AC Switching Characteristics Over the Operating Range [9, 10] Parameter Descrip tion 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 time 20 ns t TL TCK Clock LOW time 20 ns Output T imes t TDOV TCK Clo ...

  • Cypress CY7C1474BV25 - page 16

    CY7C1470BV25 CY7C1472BV25, CY7C1474BV25 Document #: 001-15032 Rev . *D Page 16 of 29 2.5V T AP AC T est Conditions Input pulse levels .................... .............. ........... .... V SS to 2.5V Input rise and fall time ............... ...................... ................ 1 ns Input timing reference levels........... .............. ........ ...

  • Cypress CY7C1474BV25 - page 17

    CY7C1470BV25 CY7C1472BV25, CY7C1474BV25 Document #: 001-15032 Rev . *D Page 17 of 29 T able 8. Iden tification Codes Instruction Code Description EXTEST 000 Captures IO ring contents. Places the boundary scan register between TDI and TDO. Forces all SRAM outputs to High-Z state. This instruction is n ot 1 149.1-compl iant. IDCODE 001 Loads the ID r ...

  • Cypress CY7C1474BV25 - page 18

    CY7C1470BV25 CY7C1472BV25, CY7C1474BV25 Document #: 001-15032 Rev . *D Page 18 of 29 Boundary Scan Exit Order (4M x 18) Bit # 165-Ball ID Bit # 165-Ball ID Bit # 165-Ball ID Bit # 165 -B all ID 1 D 21 4 R 42 7 L 1 0 4 0 B 1 0 2 E 21 5 P 62 8 K 1 0 4 1 A 8 3F 2 1 6 R 6 2 9 J 1 0 4 2 B 8 4G 2 1 7 R 8 3 0 H 1 1 4 3 A 7 5J 1 1 8 P 3 3 1 G 1 1 4 4 B 7 6 ...

  • Cypress CY7C1474BV25 - page 19

    CY7C1470BV25 CY7C1472BV25, CY7C1474BV25 Document #: 001-15032 Rev . *D Page 19 of 29 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 emperatur e with Power Applied ...................... ...

  • Cypress CY7C1474BV25 - page 20

    CY7C1470BV25 CY7C1472BV25, CY7C1474BV25 Document #: 001-15032 Rev . *D Page 20 of 29 I SB3 Automatic CE Power Down Current—CMOS Inputs Max. V DD , Device Deselected, V IN ≤ 0.3V or V IN > V DDQ − 0.3V , f = f MAX = 1/t CYC 4.0-ns cycle, 250 MHz 200 mA 5.0-ns cycle, 200 MHz 200 mA 6.0-ns cycle, 167 MHz 200 mA I SB4 Automatic CE Power Down C ...

  • Cypress CY7C1474BV25 - page 21

    CY7C1470BV25 CY7C1472BV25, CY7C1474BV25 Document #: 001-15032 Rev . *D Page 21 of 29 Switching Characteristics Over the Operating R ange. Timing reference is 1.25V when V DDQ = 2.5V . T est conditions shown in (a) of “AC T est Loads and W aveforms” on page 20 unless otherwise noted. Parameter Descript ion –250 –200 –167 Unit Min Max Min M ...

  • Cypress CY7C1474BV25 - page 22

    CY7C1470BV25 CY7C1472BV25, CY7C1474BV25 Document #: 001-15032 Rev . *D Page 22 of 29 Switching W aveforms Figure 6 shows read-write timing waveform. [19, 20, 21] Figure 6. Read/W rite Timing WRITE D(A1) 123 456789 CLK t CYC t CL t CH 10 CE t CEH t CES WE CEN t CENH t CENS BW x ADV/LD t AH t AS ADDRESS A1 A2 A3 A4 A5 A6 A7 t DH t DS Data I n-Out (DQ ...

  • Cypress CY7C1474BV25 - page 23

    CY7C1470BV25 CY7C1472BV25, CY7C1474BV25 Document #: 001-15032 Rev . *D Page 23 of 29 Figure 7 shows NOP , ST ALL and D ESELECT Cycles waveform. [19, 20, 22] Figure 7. NOP , ST ALL and DESELECT Cycles Figure 8 shows ZZ Mode timing wavefo rm. [23, 24] Figure 8. ZZ Mode Timing Switching W aveforms (continued) READ Q(A3) 456 789 1 0 CLK CE WE CEN BWx A ...

  • Cypress CY7C1474BV25 - page 24

    CY7C1470BV25 CY7C1472BV25, CY7C1474BV25 Document #: 001-15032 Rev . *D Page 24 of 29 Ordering Information Not all of the speed, package and temperatur e ranges are available. Please contact y our local sales represe ntative or visit www .cypress.com for actual products offered. Spe ed (MHz) Ordering C ode Package Diagram Part and Package T ype Oper ...

  • Cypress CY7C1474BV25 - page 25

    CY7C1470BV25 CY7C1472BV25, CY7C1474BV25 Document #: 001-15032 Rev . *D Page 25 of 29 250 CY7C1470BV25-250AXC 51-85 050 100-pin Thin Quad Flat Pack (1 4 x 20 x 1.4 mm) Pb-Free Commercial CY7C1472BV25-250AXC CY7C1470BV25-250BZC 51-85165 165-ball Fin e-Pitch Ball Grid Array (15 x 17 x 1.4 mm) CY7C1472BV25-250BZC CY7C1470BV25-250BZXC 51-85165 165-ball ...

  • Cypress CY7C1474BV25 - page 26

    CY7C1470BV25 CY7C1472BV25, CY7C1474BV25 Document #: 001-15032 Rev . *D Page 26 of 29 Package Diagrams Figure 9. 100-Pin Thin Plastic Qu ad 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. ...

  • Cypress CY7C1474BV25 - page 27

    CY7C1470BV25 CY7C1472BV25, CY7C1474BV25 Document #: 001-15032 Rev . *D Page 27 of 29 Figure 10. 165-Ball F BGA (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 ...

  • Cypress CY7C1474BV25 - page 28

    CY7C1470BV25 CY7C1472BV25, CY7C1474BV25 Document #: 001-15032 Rev . *D Page 28 of 29 Figure 1 1. 209-Ball FBGA (14 x 22 x 1.76 mm), 51-85167 Package Diagrams (continued) 51-85167-* * [+] Feedback ...

  • Cypress CY7C1474BV25 - page 29

    Document #: 001-15032 Rev . *D Re vised February 29, 2008 Page 29 of 29 NoBL and No Bu s Latency are trademar ks of Cypress Semicondu ctor Co rporation. ZBT is a trademark of Integrat ed Device T echn ology , Inc. All products and company names me ntioned in this document may be the tr ademarks of their respe ctive hold er s. CY7C1470BV25 CY7C1472B ...

メーカー Cypress カテゴリー Computer Hardware

Cypress CY7C1474BV25のメーカーから受け取ることができるドキュメントは、いくつかのグループに分けられます。その一部は次の通りです:
- #BRANDの図面#
- CY7C1474BV25の取扱説明書
- Cypressの製品カード
- パンフレット
- またはCypress CY7C1474BV25の消費電力シール
それらは全部重要ですが、デバイス使用の観点から最も重要な情報は、Cypress CY7C1474BV25の取扱説明書に含まれています。

取扱説明書と呼ばれる文書のグループは、Cypress CY7C1474BV25の取り付け説明書、サービスマニュアル、簡易説明書、またはCypress CY7C1474BV25のユーザーマニュアル等、より具体的なカテゴリーに分類されます。ご必要に応じてドキュメントを検索しましょう。私たちのウェブサイトでは、Cypress CY7C1474BV25の製品を使用するにあたって最も人気のある説明書を閲覧できます。

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取扱説明書は、ユーザーマニュアル又は単に「マニュアル」とも呼ばれ、ユーザーがCypress CY7C1474BV25を使用するのを助ける技術的文書のことです。説明書は通常、全てのCypress CY7C1474BV25ユーザーが容易に理解できる文章にて書かれており、その作成者はその分野の専門家です。

Cypressの取扱説明書には、基本的な要素が記載されているはずです。その一部は、カバー/タイトルページ、著作権ページ等、比較的重要度の低いものです。ですが、その他の部分には、ユーザーにとって重要な情報が記載されているはずです。

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