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CY7C1319KV18 Datasheet 18-Mbit DDR II SRAM Four-Word Burst Architecture

Manufacturer: Cypress (now Infineon)

General Description

CY7C1319KV18 and CY7C1321KV18 are 1.8 V Synchronous Pipelined SRAMs equipped with DDR II architecture.

The DDR II consists of an SRAM core with advanced synchronous peripheral circuitry and a two-bit burst counter.

Addresses for read and write are latched on alternate rising edges of the input (K) clock.

Overview

CY7C1319KV18/CY7C1321KV18 18-Mbit DDR II SRAM Four-Word Burst Architecture 18-Mbit DDR II SRAM Four-Word Burst.

Key Features

  • 18-Mbit density (1M × 18, 512K × 36).
  • 333-MHz clock for high bandwidth.
  • Four-word burst for reducing address bus frequency.
  • Double data rate (DDR) interfaces (data transferred at 666 MHz) at 333 MHz.
  • Two input clocks (K and K) for precise DDR timing.
  • SRAM uses rising edges only.
  • Two input clocks for output data (C and C) to minimize clock skew and flight time mismatches.
  • Echo clocks (CQ and CQ) simplify data capture in high speed systems.
  • Synchronous.