CY7C1460SV25 datasheet(3/31 Pages) CYPRESS

Part #	CY7C1460SV25

Description	36-Mbit (1M 횞 36/2M 횞 18) Pipelined SRAM with NoBL??Architecture

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Manufacturer	CYPRESS [Cypress Semiconductor]

Direct Link	http://www.cypress.com

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3 / 31 page

CY7C1460SV25

CY7C1462SV25

Document Number: 001-43804 Rev. *J

Page 3 of 31

Contents

Pin Configurations ........................................................... 4

Pin Definitions .................................................................. 6

Functional Overview ........................................................ 7

Single Read Accesses ................................................ 7

Burst Read Accesses .................................................. 7

Single Write Accesses ................................................. 7

Burst Write Accesses .................................................. 8

Sleep Mode ................................................................. 8

Interleaved Burst Address Table ................................. 8

Linear Burst Address Table ......................................... 8

ZZ Mode Electrical Characteristics .............................. 8

Truth Table ........................................................................ 9

Partial Write Cycle Description ..................................... 10

IEEE 1149.1 Serial Boundary Scan (JTAG) .................. 11

Disabling the JTAG Feature ...................................... 11

Test Access Port (TAP) ............................................. 11

PERFORMING A TAP RESET .................................. 11

TAP REGISTERS ...................................................... 11

TAP Instruction Set ................................................... 11

TAP Controller State Diagram ....................................... 13

TAP Controller Block Diagram ...................................... 14

TAP Timing ...................................................................... 15

TAP AC Switching Characteristics ............................... 15

2.5 V TAP AC Test Conditions ....................................... 16

2.5 V TAP AC Output Load Equivalent ......................... 16

TAP DC Electrical Characteristics

and Operating Conditions ............................................. 16

Identification Register Definitions ................................ 17

Scan Register Sizes ....................................................... 17

Identification Codes ....................................................... 17

Boundary Scan Order .................................................... 18

Maximum Ratings ........................................................... 19

Operating Range ............................................................. 19

Electrical Characteristics ............................................... 19

DC Electrical Characteristics ..................................... 19

Capacitance .................................................................... 20

Thermal Resistance ........................................................ 20

AC Test Loads and Waveforms ..................................... 20

Switching Characteristics .............................................. 21

Switching Waveforms .................................................... 22

Ordering Information ...................................................... 25

Ordering Code Definitions ......................................... 25

Package Diagrams .......................................................... 26

Acronyms ........................................................................ 28

Document Conventions ................................................. 28

Units of Measure ....................................................... 28

Document History Page ................................................. 29

Sales, Solutions, and Legal Information ...................... 31

Worldwide Sales and Design Support ....................... 31

Products .................................................................... 31

PSoC®Solutions ....................................................... 31

Cypress Developer Community ................................. 31

Technical Support ..................................................... 31

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CY7C1460SV25 Datasheet(PDF) 3 Page - Cypress Semiconductor

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