Datasheet4U Logo Datasheet4U.com

S27KS0642 - HyperRAM Self-Refresh DRAM

Download the S27KS0642 datasheet PDF. This datasheet also covers the S27KL0642 variant, as both devices belong to the same hyperram self-refresh dram family and are provided as variant models within a single manufacturer datasheet.

General Description

4 HyperBus Interface 4 Product Overview 6 HyperBus Interface 6 Signal Description 7 Input/Output Summary 7 HyperBus Transaction Details 8 Command/Address Bit Assignments 8 Read Transactions 12 Write Transactions (Memory Array Write) 13 Write Transactions without Initial Latency (Register W

Key Features

  • Interface.
  • HyperBus Interface.
  • 1.8 V / 3.0 V interface support.
  • Single-ended clock (CK) - 11 bus signals.
  • Optional differential clock (CK, CK#) - 12 bus signals.
  • Chip Select (CS#).
  • 8-bit data bus (DQ[7:0]).
  • Hardware reset (RESET#).
  • Bidirectional Read-Write Data Strobe (RWDS).
  • Output at the start of all transactions to indicate refresh latency.
  • Output during read transactions as Read Data Strobe.
  • Input during write transactions as Write Data.

📥 Download Datasheet

Note: The manufacturer provides a single datasheet file (S27KL0642-Cypress.pdf) that lists specifications for multiple related part numbers.

Full PDF Text Transcription (Reference)

The following content is an automatically extracted verbatim text from the original manufacturer datasheet and is provided for reference purposes only.

View original datasheet text
S27KL0642/S27KS0642 3.0 V/1.8 V, 64 Mb (8 MB), HyperRAM Self-Refresh DRAM S27KL0642/S27KS0642, 3.0 V/1.8 V, 64 Mb (8 MB), HyperRAM Self-Refresh DRAM Features Interface ■ HyperBus Interface ■ 1.8 V / 3.