CY7C1648KV18_12 Datasheet, PDF (29/30 Pages) Cypress Semiconductor – 144-Mbit DDR II+ SRAM Two-Word Burst Architecture (2.0 Cycle Read Latency)

CY7C1648KV18
CY7C1650KV18
Document History Page (continued)
Document Title: CY7C1648KV18/CY7C1650KV18, 144-Mbit DDR II+ SRAM Two-Word Burst Architecture (2.0 Cycle Read
Latency)
Document Number: 001-44061
Rev.
ECN No.
Submission
Date
Orig. of
Change
Description of Change
*H
3706738 08/08/2012 PRIT Updated Features (Removed CY7C1646KV18, CY7C1657KV18 related
information).
Updated Configurations (Removed CY7C1646KV18, CY7C1657KV18 related
information).
Updated Functional Description (Removed CY7C1646KV18, CY7C1657KV18
related information).
Updated Selection Guide (Removed 375 MHz, 333 MHz frequencies related
information, removed CY7C1646KV18, CY7C1657KV18 related information,
updated value of ‘Maximum operating current’ for × 18 for 450 MHz frequency
as “Not offered”).
Removed Logic Block Diagram – CY7C1646KV18.
Removed Logic Block Diagram – CY7C1657KV18.
Updated Pin Configurations (Removed CY7C1646KV18, CY7C1657KV18
related information).
Updated Pin Definitions (Removed CY7C1646KV18, CY7C1657KV18 related
information).
Updated Functional Overview (Removed CY7C1646KV18, CY7C1657KV18
related information).
Updated Truth Table (Removed CY7C1646KV18, CY7C1657KV18 related
information).
Updated Write Cycle Descriptions (Removed CY7C1646KV18 related
information).
Removed Write Cycle Descriptions (Corresponding to CY7C1657KV18).
Updated Identification Register Definitions (Removed CY7C1646KV18,
CY7C1657KV18 related information).
Updated Operating Range (Removed Industrial Temperature Range).
Updated Electrical Characteristics (Updated DC Electrical Characteristics
(Removed 375 MHz, 333 MHz frequencies related information, removed
values of I_DD parameter and I_SB1 parameter corresponding to × 18 for 450 MHz
frequency)).
Updated Switching Characteristics (Removed 375 MHz, 333 MHz frequencies
related information).
Updated Ordering Information (Updated part numbers).
Document Number: 001-44061 Rev. *H
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