CY7C1518AV18 CYPRESS [Cypress Semiconductor], CY7C1518AV18 Datasheet - Page 3

• Manufacturer Part Number: CY7C1518AV18
• Description: 72-Mbit DDR-II SRAM Two-Word Burst Architecture
• Manufacturer: CYPRESS [Cypress Semiconductor]

Contents
Pin Configuration ............................................................. 4
Pin Definitions .................................................................. 5
Functional Overview ........................................................ 7
Application Example ........................................................ 8
Truth Table ........................................................................ 9
Burst Address Table ........................................................ 9
Write Cycle Descriptions ................................................. 9
Write Cycle Descriptions ............................................... 10
IEEE 1149.1 Serial Boundary Scan (JTAG) .................. 11
TAP Controller State Diagram ....................................... 13
TAP Controller Block Diagram ...................................... 14
TAP Electrical Characteristics ...................................... 14
Document Number: 001-06982 Rev. *I
165-ball FBGA (15 × 17 × 1.4 mm) Pinout .................. 4
Read Operations ......................................................... 7
Write Operations ......................................................... 7
Byte Write Operations ................................................. 7
Single Clock Mode ...................................................... 7
DDR Operation ............................................................ 7
Depth Expansion ......................................................... 7
Programmable Impedance .......................................... 8
Echo Clocks ................................................................ 8
DLL .............................................................................. 8
Disabling the JTAG Feature ...................................... 11
Test Access Port – Test Clock .................................. 11
Test Mode Select (TMS) ........................................... 11
Test Data-In (TDI) ..................................................... 11
Test Data-Out (TDO) ................................................. 11
Performing a TAP Reset ........................................... 11
TAP Registers ........................................................... 11
TAP Instruction Set ................................................... 11
TAP AC Switching Characteristics ............................... 15
TAP Timing and Test Conditions .................................. 15
Identification Register Definitions ................................ 16
Scan Register Sizes ....................................................... 16
Instruction Codes ........................................................... 16
Boundary Scan Order .................................................... 17
Power-up Sequence in DDR-II SRAM ........................... 18
Maximum Ratings ........................................................... 19
Operating Range ............................................................. 19
Electrical Characteristics ............................................... 19
Capacitance .................................................................... 21
Thermal Resistance ........................................................ 21
Switching Characteristics .............................................. 22
Switching Waveforms .................................................... 24
Ordering Information ...................................................... 25
Package Diagram ............................................................ 26
Acronyms ........................................................................ 27
Document Conventions ................................................. 27
Document History Page ................................................. 28
Sales, Solutions, and Legal Information ...................... 29
Power-up Sequence .................................................. 18
DLL Constraints ......................................................... 18
DC Electrical Characteristics ..................................... 19
AC Electrical Characteristics ..................................... 20
Ordering Code Definitions ......................................... 25
Units of Measure ....................................................... 27
Worldwide Sales and Design Support ....................... 29
Products .................................................................... 29
PSoC Solutions ......................................................... 29
CY7C1518AV18
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