CY7C1416AV18, CY7C1427AV18
CY7C1418AV18, CY7C1420AV18
Document Number: 38-05616 Rev. *F Page 30 of 31
Document History Page
Document Title: CY7C1416AV18, CY7C1427AV18, CY7C1418AV18, CY7C1420AV18, 36-Mbit DDR-II SRAM 2-Word Burst
Architecture
Document Number: 38-05616
Rev. ECN Oirg. Of
Change Submission Date Description Of Change
** 247331 SYT 08/26/04 New Data Sheet
*A 326519 SYT 04/14/05 Removed CY7C1420AV18 from the title
Included 300 MHz Speed grade
Replaced TBDs with their respective values for IDD and ISB1
Added Industrial temperature grade
Replaced the TBDs on the Thermal Characteristics Table to ΘJA = 17.2°C/W
and ΘJC = 3.2°C/W
Replaced TBDs in the Capacitance Table to their respective values for the
165 FBGA Package
Changed typo of bit # 47 to bit # 108 under the EXTEST OUTPUT BUS
TRI-STATE on Page 18
Added lead-free Product Information
Updated the Ordering Information by Shading and Unshading MPNs as per
availability
*B 413953 NXR 12/22/05 Converted from preliminary to final
Added CY7C1427AV18 part number to title
Added 278-MHz speed Bin
Changed C, C Description in Feature Section and Pin Description
Changed address of Cypress Semiconductor Corporation on Page# 1 from
“3901 North First Street” to “198 Champion Court”
Added Power-up sequence and Wave form on page# 19
Added Footnotes# 13, 14, 15 on page# 19
Replaced Three-state with Tri-state
Changed the description of IX from Input Load Current to Input Leakage
Current on page# 20
Modified the IDD and ISB values
Modified test condition in Footnote #17 on page# 20 from VDDQ < VDD to
VDDQ < VDD
Replaced Package Name column with Package Diagram in the Ordering
Information table.
Updated Ordering Information Table
*C 468029 NXR 07/10/06 Modified the ZQ Definition from Alternately, this pin can be connected
directly to VDD to Alternately, this pin can be connected directly to VDDQ
Included Maximum Ratings for Supply Voltage on VDDQ Relative to GND
Changed the Maximum Ratings for DC Input Voltage from VDDQ to VDD
Changed tTH and tTL from 40 ns to 20 ns, changed tTMSS, tTDIS, tCS, tTMSH,
tTDIH, tCH from 10 ns to 5 ns and changed tTDOV from 20 ns to 10 ns in TAP
AC Switching Characteristics table
Modified Power-Up waveform
Changed the Maximum rating of Ambient Temperature with Power Applied
from –10°C to +85°C to –55°C to +125°C
Added additional notes in the AC parameter section
Modified AC Switching Waveform
Corrected the typo In the AC Switching Characteristics Table
Updated the Ordering Information Table
*D 505682 VKN 12/19/06 Corrected typo in the Functional Description section for burst counter logic
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