Cypress Semiconductor CY7C1364C Manual de usuario

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CY7C1364C
9-Mbit (256 K × 32) Pipelined Sync SRAM
Cypress Semiconductor Corporation 198 Champion Court San Jose, CA 95134-1709 408-943-2600
Document Number: 001-74592 Rev. *B Revised February 28, 2012
9-Mbit (256 K × 32) Pipeline d Sync SRAM
Features
Registered inputs and outputs for pipelined operation
256 K × 32 common I/O architecture
3.3 V core power supply (V
DD
)
2.5 V/3.3 V I/O power supply (V
DDQ
)
Fast clock-to-output times
3.5 ns (for 166-MHz device)
Provide high-performance 3-1-1-1 access rate
User-selectable burst counter supporting Intel
Pentium
®
interleaved or linear burst sequences
Separate processor and controller address strobes
Synchronous self-timed writes
Asynchronous output enable
Available in 165-ball FBGA package
“ZZ” Sleep Mode Option
IEEE 1149.1 JTAG-compatible boundary scan
Functional Description
The CY7C1364C SRAM integrates 256 K × 32 SRAM cells with
advanced synchronous peripheral circuitry and a two-bit counter
for internal burst operation. All synchronous inputs are gated by
registers controlled by a positive-edge-triggered Clock Input
(CLK). The synchronous inputs include all addresses, all data
inputs, address-pipelining Chip Enable (CE
1
), depth-expansion
Chip Enables (CE
2
and CE
3
), Burst Control inputs (ADSC,
ADSP
, and ADV), Write Enables (BW
[A:D]
, and BWE), and Global
Write (GW
). Asynchronous inputs include the Output Enable
(OE
) and the ZZ pin.
Addresses and chip enables are registered at rising edge of
clock when either Address Strobe Processor (ADSP
) or Address
Strobe Controller (ADSC
) are active. Subsequent burst
addresses can be internally generated as controlled by the
Advance pin (ADV).
Address, data inputs, and write controls are registered on-chip
to initiate a self-timed Write cycle.This part supports Byte Write
operations (see Pin Descriptions and Truth Table for further
details). Write cycles can be one to four bytes wide as controlled
by the Byte Write control inputs. GW
when active
LOW
causes
all bytes to be written.
The CY7C1364C operates from a +3.3 V core power supply
while all outputs may operate with either a +2.5 or +3.3 V supply.
All inputs and outputs are JEDEC-standard
JESD8-5-compatible.
Selection Guide
Description 166 MHz Unit
Maximum Access Time 3.5 ns
Maximum Operating Current 180 mA
Maximum CMOS Standby Current 40 mA
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Indice de contenidos

Pagina 1 - CY7C1364C

CY7C1364C9-Mbit (256 K × 32) Pipelined Sync SRAMCypress Semiconductor Corporation • 198 Champion Court • San Jose, CA 95134-1709 • 408-943-2600Documen

Pagina 2

CY7C1364CDocument Number: 001-74592 Rev. *B Page 10 of 29IEEE 1149.1 Serial Boundary Scan (JTAG)The CY7C1364C incorporates a serial boundary scan tes

Pagina 3

CY7C1364CDocument Number: 001-74592 Rev. *B Page 11 of 29The TAP controller used in this SRAM is not fully compliant to the1149.1 convention because

Pagina 4

CY7C1364CDocument Number: 001-74592 Rev. *B Page 12 of 29TAP Controller State DiagramThe 0/1 next to each state represents the value of TMS at the ri

Pagina 5

CY7C1364CDocument Number: 001-74592 Rev. *B Page 13 of 29TAP Controller Block DiagramTAP TimingBypass Register0Instruction Register012Identication R

Pagina 6 - Single Read Accesses

CY7C1364CDocument Number: 001-74592 Rev. *B Page 14 of 293.3 V TAP AC Test ConditionsInput pulse levels ...

Pagina 7

CY7C1364CDocument Number: 001-74592 Rev. *B Page 15 of 29TAP DC Electrical Characteristics and Operating Conditions(0 °C < TA < +70 °C; VDD = 3

Pagina 8

CY7C1364CDocument Number: 001-74592 Rev. *B Page 16 of 29Instruction CodesInstruction Code DescriptionEXTEST 000 Captures I/O ring contents. Places t

Pagina 9

CY7C1364CDocument Number: 001-74592 Rev. *B Page 17 of 29Boundary Scan Order165-ball FBGACY7C1364C (256 K × 32) Bit# Ball ID Signal Name Bit# Ball ID

Pagina 10 - TAP Instruction Set

CY7C1364CDocument Number: 001-74592 Rev. *B Page 18 of 29Maximum RatingsExceeding maximum ratings may impair the useful life of thedevice. User guide

Pagina 11

CY7C1364CDocument Number: 001-74592 Rev. *B Page 19 of 29ISB3Automatic CE Power-down Current – CMOS InputsVDD = Max., Device Deselected, VIN  0.3 V

Pagina 12

CY7C1364CDocument Number: 001-74592 Rev. *B Page 2 of 29Logic Block Diagram – CY7C1364CADDRESSREGISTERADVCLKBURSTCOUNTER ANDLOGICCLRQ1Q0ADSPADSCMODEB

Pagina 13

CY7C1364CDocument Number: 001-74592 Rev. *B Page 20 of 29Switching CharacteristicsOver the Operating RangeParameter [15, 16]Description-166UnitMin Ma

Pagina 14

CY7C1364CDocument Number: 001-74592 Rev. *B Page 21 of 29Switching WaveformsFigure 3. Read Cycle Timing [21]tCYCtCLCLKADSPtADHtADSADDRESStCHOEADSCCE

Pagina 15

CY7C1364CDocument Number: 001-74592 Rev. *B Page 22 of 29Figure 4. Write Cycle Timing [22, 23]Switching Waveforms (continued)tCYCtCLCLKADSPtADHtADSA

Pagina 16

CY7C1364CDocument Number: 001-74592 Rev. *B Page 23 of 29Figure 5. Read/Write Cycle Timing [24, 25, 26]Switching Waveforms (continued)tCYCtCLCLKADSP

Pagina 17

CY7C1364CDocument Number: 001-74592 Rev. *B Page 24 of 29Figure 6. ZZ Mode Timing [27, 28]Switching Waveforms (continued)tZZISUPPLYCLKZZtZZRECALL IN

Pagina 18

CY7C1364CDocument Number: 001-74592 Rev. *B Page 25 of 29Ordering InformationNot all of the speed, package and temperature ranges are available. Plea

Pagina 19

CY7C1364CDocument Number: 001-74592 Rev. *B Page 26 of 29Package DiagramFigure 7. 165-ball FBGA (13 × 15 × 1.4 mm) BB165D/BW165D (0.5 Ball Diameter)

Pagina 20

CY7C1364CDocument Number: 001-74592 Rev. *B Page 27 of 29Acronyms Document ConventionsUnits of MeasureAcronym DescriptionCEchip enableCMOS complement

Pagina 21

CY7C1364CDocument Number: 001-74592 Rev. *B Page 28 of 29Document History PageDocument Title: CY7C1364C, 9-Mbit (256 K × 32) Pipelined Sync SRAMDocum

Pagina 22

Document Number: 001-74592 Rev. *B Revised February 28, 2012 Page 29 of 29i486 is a trademark, and Intel and Pentium are registered trademarks, of In

Pagina 23

CY7C1364CDocument Number: 001-74592 Rev. *B Page 3 of 29ContentsPin Configurations ...4Pin D

Pagina 24

Mouser Electronics Authorized Distributor Click to View Pricing, Inventory, Delivery & Lifecycle Information: Cypress Semiconductor: CY7

Pagina 25 - Ordering Code Definitions

CY7C1364CDocument Number: 001-74592 Rev. *B Page 4 of 29Pin ConfigurationsFigure 1. 165-ball FBGA (15 × 17 × 1.40 mm) pinoutCY7C1364C (256 K × 32)23

Pagina 26

CY7C1364CDocument Number: 001-74592 Rev. *B Page 5 of 29Pin DefinitionsName I/O DescriptionA0, A1, A Input-SynchronousAddress Inputs used to select o

Pagina 27 - Units of Measure

CY7C1364CDocument Number: 001-74592 Rev. *B Page 6 of 29Functional OverviewAll synchronous inputs pass through input registers controlled bythe risin

Pagina 28

CY7C1364CDocument Number: 001-74592 Rev. *B Page 7 of 29safety precaution, DQs are automatically tri-stated whenever aWrite cycle is detected, regard

Pagina 29 - Products

CY7C1364CDocument Number: 001-74592 Rev. *B Page 8 of 29Truth TableThe truth table for CY7C1364C follows. [1, 2, 3, 4, 5]Next Cycle Address Used ZZ C

Pagina 30 - Mouser Electronics

CY7C1364CDocument Number: 001-74592 Rev. *B Page 9 of 29Truth Table for Read/WriteThe Truth Table for Read/Write for CY7C1364C follows. [6, 7]Functio

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