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IS46TR81280B - 1Gb DDR3 SDRAM

Download the IS46TR81280B datasheet PDF. This datasheet also covers the IS43TR16640B variant, as both devices belong to the same 1gb ddr3 sdram family and are provided as variant models within a single manufacturer datasheet.

General Description

CS# ODT RAS#.

CAS#.

Clock: CK and CK# are differential clock inputs.

Key Features

  • Standard Voltage: VDD and VDDQ = 1.5V ± 0.075V.
  • Low Voltage (L): VDD and VDDQ = 1.35V + 0.1V, -0.067V - Backward compatible to 1.5V.
  • High speed data transfer rates with system frequency up to 1066 MHz.
  • 8 internal banks for concurrent operation.
  • 8n-bit pre-fetch architecture.
  • Programmable CAS Latency.
  • Programmable Additive Latency: 0, CL-1,CL-2.
  • Programmable CAS WRITE latency (CWL) based on tCK.
  • Programmable Burst Length: 4 and 8.
  • Programmable Bu.

📥 Download Datasheet

Note: The manufacturer provides a single datasheet file (IS43TR16640B-ISSI.pdf) that lists specifications for multiple related part numbers.

📁 Similar Datasheet

Part Number Description Manufacturer
IS46R16160F 256Mb DDR SDRAM Integrated Silicon Solution
IS46R16320D 16Mx32 32Mx16 64Mx8 512Mb DDR SDRAM Integrated Silicon Solution
IS46R16320E 512Mb DDR SDRAM Integrated Silicon Solution
IS46R16800E 128Mb DDR SDRAM Integrated Silicon Solution
IS46R32160D 16Mx32 32Mx16 64Mx8 512Mb DDR SDRAM Integrated Silicon Solution

Other Datasheets by ISSI (now Infineon)

Part Number Description
IS46TR81280BL 1Gb DDR3 SDRAM
IS46TR81280ED 1Gb DDR3 SDRAM
IS46TR81024B 8Gb DDR3 SDRAM
IS46TR81024BL 8Gb DDR3 SDRAM
IS46TR82560B 2Gb DDR3 SDRAM

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
IS43/46TR16640B, IS43/46TR16640BL IS43/46TR81280B, IS43/46TR81280BL 128MX8, 64MX16 1Gb DDR3 SDRAM FEATURES  Standard Voltage: VDD and VDDQ = 1.5V ± 0.075V  Low Voltage (L): VDD and VDDQ = 1.35V + 0.1V, -0.067V - Backward compatible to 1.5V  High speed data transfer rates with system frequency up to 1066 MHz  8 internal banks for concurrent operation  8n-bit pre-fetch architecture  Programmable CAS Latency  Programmable Additive Latency: 0, CL-1,CL-2  Programmable CAS WRITE latency (CWL) based on tCK  Programmable Burst Length: 4 and 8  Programmable Burst Sequence: Sequential or Interleave  BL switch on the fly  Auto Self Refresh(ASR)  Self Refresh Temperature(SRT) OPTIONS  Configuration: 128Mx8 64Mx16  Package: 96-ball FBGA (9mm x 13mm) for x16 78-ball FBGA (8mm x 10.