Cypress Semiconductor CY7C1473BV33 Manual de usuario Pagina 1

CY7C1471BV33CY7C1473BV3372-Mbit (2 M × 36/4 M × 18) Flow-ThroughSRAM with NoBL™ ArchitectureCypress Semiconductor Corporation • 198 Champion Court • S

CY7C1471BV33CY7C1473BV33Document Number: 001-15029 Rev. *G Page 10 of 31Truth TableThe truth table for CY7C1471BV33, and CY7C1473BV33 follows. [1, 2,

CY7C1471BV33CY7C1473BV33Document Number: 001-15029 Rev. *G Page 11 of 31Truth Table for Read/WriteThe read/write truth table for CY7C1471BV33/CY7C147

CY7C1471BV33CY7C1473BV33Document Number: 001-15029 Rev. *G Page 12 of 31IEEE 1149.1 Serial Boundary Scan (JTAG)The CY7C1471BV33 incorporate a serial

CY7C1471BV33CY7C1473BV33Document Number: 001-15029 Rev. *G Page 13 of 31RESERVED and must not be used. The other five instructionsare described in de

CY7C1471BV33CY7C1473BV33Document Number: 001-15029 Rev. *G Page 14 of 31TAP Controller State DiagramTEST-LOGICRESETRUN-TEST/IDLESELECTDR-SCANSELECTIR

CY7C1471BV33CY7C1473BV33Document Number: 001-15029 Rev. *G Page 15 of 31TAP Controller Block DiagramBypass Register0Instruction Register012Identicat

CY7C1471BV33CY7C1473BV33Document Number: 001-15029 Rev. *G Page 16 of 313.3 V TAP AC Test ConditionsInput pulse levels ...

CY7C1471BV33CY7C1473BV33Document Number: 001-15029 Rev. *G Page 17 of 31TAP AC Switching CharacteristicsOver the Operating RangeParameter [12, 13]Des

CY7C1471BV33CY7C1473BV33Document Number: 001-15029 Rev. *G Page 18 of 31Identification Register DefinitionsInstruction FieldCY7C1471BV33(2 M × 36)Des

CY7C1471BV33CY7C1473BV33Document Number: 001-15029 Rev. *G Page 19 of 31Boundary Scan Exit Order(2 M × 36)Bit # 165-ball ID Bit # 165-ball ID Bit # 1

CY7C1471BV33CY7C1473BV33Document Number: 001-15029 Rev. *G Page 2 of 31Logic Block Diagram – CY7C1471BV33CMODEBWABWBWECE1CE2CE3OEREAD LOGICDQsDQPADQP

CY7C1471BV33CY7C1473BV33Document Number: 001-15029 Rev. *G Page 20 of 31Maximum RatingsExceeding maximum ratings may shorten the useful life of thede

CY7C1471BV33CY7C1473BV33Document Number: 001-15029 Rev. *G Page 21 of 31ISB4Automatic CE power-down current – TTL inputsVDD = Max, device deselected,

CY7C1471BV33CY7C1473BV33Document Number: 001-15029 Rev. *G Page 22 of 31Switching CharacteristicsOver the Operating RangeParameter [19]Description133

CY7C1471BV33CY7C1473BV33Document Number: 001-15029 Rev. *G Page 23 of 31Switching WaveformsFigure 5. Read/Write Timing [24, 25, 26]WRITED(A1)1234567

CY7C1471BV33CY7C1473BV33Document Number: 001-15029 Rev. *G Page 24 of 31Figure 6. NOP, STALL, and DESELECT Cycles [27, 28, 29]Switching Waveforms (c

CY7C1471BV33CY7C1473BV33Document Number: 001-15029 Rev. *G Page 25 of 31Figure 7. ZZ Mode Timing [30, 31]Switching Waveforms (continued)tZZISUPPLYCL

CY7C1471BV33CY7C1473BV33Document Number: 001-15029 Rev. *G Page 26 of 31Ordering InformationTab l e 1 lists the CY7C1471BV33, CY7C1473BV33 key packag

CY7C1471BV33CY7C1473BV33Document Number: 001-15029 Rev. *G Page 27 of 31Package DiagramsFigure 8. 100-pin TQFP (14 × 20 × 1.4 mm) A100RA Package Out

CY7C1471BV33CY7C1473BV33Document Number: 001-15029 Rev. *G Page 28 of 31Figure 9. 165-ball FBGA (15 × 17 × 1.40 mm) (0.45 Ball Diameter) Package Out

CY7C1471BV33CY7C1473BV33Document Number: 001-15029 Rev. *G Page 29 of 31Acronyms Document ConventionsUnits of MeasureAcronym DescriptionCENclock enab

CY7C1471BV33CY7C1473BV33Document Number: 001-15029 Rev. *G Page 3 of 31ContentsPin Configurations ...

CY7C1471BV33CY7C1473BV33Document Number: 001-15029 Rev. *G Page 30 of 31Document History PageDocument Title: CY7C1471BV33/CY7C1473BV33, 72-Mbit (2 M

Document Number: 001-15029 Rev. *G Revised May 25, 2012 Page 31 of 31All products and company names mentioned in this document may be the trademarks

CY7C1471BV33CY7C1473BV33Document Number: 001-15029 Rev. *G Page 4 of 31Pin ConfigurationsFigure 1. 100-pin TQFP (14 × 20 × 1.4 mm) pinoutCY7C1471BV3

CY7C1471BV33CY7C1473BV33Document Number: 001-15029 Rev. *G Page 5 of 31Figure 2. 100-pin TQFP (14 × 20 × 1.4 mm) pinoutCY7C1473BV33 (4 M × 18)Pin Co

CY7C1471BV33CY7C1473BV33Document Number: 001-15029 Rev. *G Page 6 of 31Figure 3. 165-ball FBGA (15 × 17 × 1.4 mm) pinoutPin Configurations (continue

CY7C1471BV33CY7C1473BV33Document Number: 001-15029 Rev. *G Page 7 of 31Pin DefinitionsName I/O DescriptionA0, A1, A Input-SynchronousAddress inputs u

CY7C1471BV33CY7C1473BV33Document Number: 001-15029 Rev. *G Page 8 of 31Functional OverviewThe CY7C1471BV33, and CY7C1473BV33 are synchronousflow thro

CY7C1471BV33CY7C1473BV33Document Number: 001-15029 Rev. *G Page 9 of 31simplify read/modify/write sequences, which can be reduced tosimple byte write