CY7C1518AV18-278BZI CYPRESS [Cypress Semiconductor], CY7C1518AV18-278BZI Datasheet - Page 30

• Manufacturer Part Number: CY7C1518AV18-278BZI
• Description: 72-Mbit DDR-II SRAM 2-Word Burst Architecture
• Manufacturer: CYPRESS [Cypress Semiconductor]

Document History Page
© Cypress Semiconductor Corporation, 2006-2007. The information contained herein is subject to change without notice. Cypress Semiconductor Corporation assumes no responsibility for the use
of any circuitry other than circuitry embodied in a Cypress product. Nor does it convey or imply any license under patent or other rights. Cypress products are not warranted nor intended to be used
for medical, life support, life saving, critical control or safety applications, unless pursuant to an express written agreement with Cypress. Furthermore, Cypress does not authorize its products for use
as critical components in life-support systems where a malfunction or failure may reasonably be expected to result in significant injury to the user. The inclusion of Cypress products in life-support
systems application implies that the manufacturer assumes all risk of such use and in doing so indemnifies Cypress against all charges.
Any Source Code (software and/or firmware) is owned by Cypress Semiconductor Corporation (Cypress) and is protected by and subject to worldwide patent protection (United States and foreign),
United States copyright laws and international treaty provisions. Cypress hereby grants to licensee a personal, non-exclusive, non-transferable license to copy, use, modify, create derivative works of,
and compile the Cypress Source Code and derivative works for the sole purpose of creating custom software and or firmware in support of licensee product to be used only in conjunction with a Cypress
integrated circuit as specified in the applicable agreement. Any reproduction, modification, translation, compilation, or representation of this Source Code except as specified above is prohibited without
the express written permission of Cypress.
Disclaimer: CYPRESS MAKES NO WARRANTY OF ANY KIND, EXPRESS OR IMPLIED, WITH REGARD TO THIS MATERIAL, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE. Cypress reserves the right to make changes without further notice to the materials described herein. Cypress does not
assume any liability arising out of the application or use of any product or circuit described herein. Cypress does not authorize its products for use as critical components in life-support systems where
a malfunction or failure may reasonably be expected to result in significant injury to the user. The inclusion of Cypress’ product in a life-support systems application implies that the manufacturer
assumes all risk of such use and in doing so indemnifies Cypress against all charges.
Use may be limited by and subject to the applicable Cypress software license agreement.
Document Number: 001-06982 Rev. *C
QDR RAMs and Quad Data Rate RAMs comprise a new family of products developed by Cypress, IDT, NEC, Renesas, and Samsung. All product and company names mentioned in this document
are the trademarks of their respective holders.
Document Title: CY7C1516AV18/CY7C1527AV18/CY7C1518AV18/CY7C1520AV18, 72-Mbit DDR-II SRAM 2-Word
Burst Architecture
Document Number: 001-06982
REV.
*A
*B
*C
**
ECN NO.
1523443 See ECN
433241
462002
503690
See ECN
See ECN
See ECN
ISSUE
DATE
VKN/AESA
ORIG. OF
CHANGE
NXR
NXR
VKN
DESCRIPTION OF CHANGE
New Data Sheet
Changed t
from 10 ns to 5 ns and changed t
Characteristics table
Modified Power Up waveform
Minor change: Moved data sheet to web
Converted from preliminary to final
Updated Logic Block diagram
Updated I
Changed DLL minimum operating frequency from 80MHz to 120MHz
Changed t
Modified footnotes 20 and 28
DD
TH
CYC
/I
and t
Revised September 27, 2007
SB
max spec to 8.4ns
specs
TL
from 40 ns to 20 ns, changed t
CY7C1516AV18, CY7C1527AV18
CY7C1518AV18, CY7C1520AV18
TDOV
from 20 ns to 10 ns in TAP AC Switching
TMSS
, t
TDIS
, t
CS
, t
TMSH
Page 30 of 30
, t
TDIH
, t
CH
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