Memory

Manufacturer Series Package/Case Packaging Product Status Programmable Memory Type Memory Format Technology Memory Size Memory Organization Memory Interface Clock Frequency Write Cycle Time - Word, Page Access Time Voltage - Supply Operating Temperature Grade Qualification Mounting Type Supplier Device Package


















































































































































































































































































































































































































































































































































































































































































































































































































































































































































































































































































































































































































































































































































































































































































































































































































































































































































































































































































































































































































































































































































































































































































































































































































































































































































































































































































































































































































































































































































































































































































































































































































































































































































































































































































































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Photo Mfr. Part # Availability Price Quantity Datasheet Series Package/Case Packaging Product Status Programmable Memory Type Memory Format Technology Memory Size Memory Organization Memory Interface Clock Frequency Write Cycle Time - Word, Page Access Time Voltage - Supply Operating Temperature Grade Qualification Mounting Type Supplier Device Package
IDT71V3556S166BQ Renesas Electronics Corporation

IDT71V3556S166BQ

IC SRAM 4.5MBIT PAR 165CABGA

Renesas Electronics Corporation

3,961
RFQ
IDT71V3556S166BQ Datasheet

Datasheet

- 165-TBGA Tray Obsolete Not Verified Volatile SRAM SRAM - Synchronous, SDR (ZBT) 4.5Mbit 128K x 36 Parallel 166 MHz - 3.5 ns 3.135V ~ 3.465V 0°C ~ 70°C (TA) - - Surface Mount 165-CABGA (13x15)
IDT71V3556S166BQ8 Renesas Electronics Corporation

IDT71V3556S166BQ8

IC SRAM 4.5MBIT PAR 165CABGA

Renesas Electronics Corporation

2,746
RFQ
IDT71V3556S166BQ8 Datasheet

Datasheet

- 165-TBGA Tape & Reel (TR) Obsolete Not Verified Volatile SRAM SRAM - Synchronous, SDR (ZBT) 4.5Mbit 128K x 36 Parallel 166 MHz - 3.5 ns 3.135V ~ 3.465V 0°C ~ 70°C (TA) - - Surface Mount 165-CABGA (13x15)
IDT71V3556S166BQG Renesas Electronics Corporation

IDT71V3556S166BQG

IC SRAM 4.5MBIT PAR 165CABGA

Renesas Electronics Corporation

4,847
RFQ
IDT71V3556S166BQG Datasheet

Datasheet

- 165-TBGA Tray Obsolete Not Verified Volatile SRAM SRAM - Synchronous, SDR (ZBT) 4.5Mbit 128K x 36 Parallel 166 MHz - 3.5 ns 3.135V ~ 3.465V 0°C ~ 70°C (TA) - - Surface Mount 165-CABGA (13x15)
IDT71V3556S166BQG8 Renesas Electronics Corporation

IDT71V3556S166BQG8

IC SRAM 4.5MBIT PAR 165CABGA

Renesas Electronics Corporation

3,000
RFQ
IDT71V3556S166BQG8 Datasheet

Datasheet

- 165-TBGA Tape & Reel (TR) Obsolete Not Verified Volatile SRAM SRAM - Synchronous, SDR (ZBT) 4.5Mbit 128K x 36 Parallel 166 MHz - 3.5 ns 3.135V ~ 3.465V 0°C ~ 70°C (TA) - - Surface Mount 165-CABGA (13x15)
IDT71V3556S166BQGI Renesas Electronics Corporation

IDT71V3556S166BQGI

IC SRAM 4.5MBIT PAR 165CABGA

Renesas Electronics Corporation

3,459
RFQ
IDT71V3556S166BQGI Datasheet

Datasheet

- 165-TBGA Tray Obsolete Not Verified Volatile SRAM SRAM - Synchronous, SDR (ZBT) 4.5Mbit 128K x 36 Parallel 166 MHz - 3.5 ns 3.135V ~ 3.465V -40°C ~ 85°C (TA) - - Surface Mount 165-CABGA (13x15)
IDT71V3556S166BQGI8 Renesas Electronics Corporation

IDT71V3556S166BQGI8

IC SRAM 4.5MBIT PAR 165CABGA

Renesas Electronics Corporation

3,295
RFQ
IDT71V3556S166BQGI8 Datasheet

Datasheet

- 165-TBGA Tape & Reel (TR) Obsolete Not Verified Volatile SRAM SRAM - Synchronous, SDR (ZBT) 4.5Mbit 128K x 36 Parallel 166 MHz - 3.5 ns 3.135V ~ 3.465V -40°C ~ 85°C (TA) - - Surface Mount 165-CABGA (13x15)
IDT71V3556S166PF Renesas Electronics Corporation

IDT71V3556S166PF

IC SRAM 4.5MBIT PARALLEL 100TQFP

Renesas Electronics Corporation

1,097
RFQ
IDT71V3556S166PF Datasheet

Datasheet

- 100-LQFP Tray Obsolete Not Verified Volatile SRAM SRAM - Synchronous, SDR (ZBT) 4.5Mbit 128K x 36 Parallel 166 MHz - 3.5 ns 3.135V ~ 3.465V 0°C ~ 70°C (TA) - - Surface Mount 100-TQFP (14x14)
IDT71V3556S166PF8 Renesas Electronics Corporation

IDT71V3556S166PF8

IC SRAM 4.5MBIT PARALLEL 100TQFP

Renesas Electronics Corporation

2,602
RFQ
IDT71V3556S166PF8 Datasheet

Datasheet

- 100-LQFP Tape & Reel (TR) Obsolete Not Verified Volatile SRAM SRAM - Synchronous, SDR (ZBT) 4.5Mbit 128K x 36 Parallel 166 MHz - 3.5 ns 3.135V ~ 3.465V 0°C ~ 70°C (TA) - - Surface Mount 100-TQFP (14x14)
IDT71V3556S166PFI Renesas Electronics Corporation

IDT71V3556S166PFI

IC SRAM 4.5MBIT PARALLEL 100TQFP

Renesas Electronics Corporation

4,720
RFQ
IDT71V3556S166PFI Datasheet

Datasheet

- 100-LQFP Tray Obsolete Not Verified Volatile SRAM SRAM - Synchronous, SDR (ZBT) 4.5Mbit 128K x 36 Parallel 166 MHz - 3.5 ns 3.135V ~ 3.465V -40°C ~ 85°C (TA) - - Surface Mount 100-TQFP (14x14)
IDT71V3556S166PFI8 Renesas Electronics Corporation

IDT71V3556S166PFI8

IC SRAM 4.5MBIT PARALLEL 100TQFP

Renesas Electronics Corporation

2,796
RFQ
IDT71V3556S166PFI8 Datasheet

Datasheet

- 100-LQFP Tape & Reel (TR) Obsolete Not Verified Volatile SRAM SRAM - Synchronous, SDR (ZBT) 4.5Mbit 128K x 36 Parallel 166 MHz - 3.5 ns 3.135V ~ 3.465V -40°C ~ 85°C (TA) - - Surface Mount 100-TQFP (14x14)
71V3557S75BGI Renesas Electronics Corporation

71V3557S75BGI

IC SRAM 4.5MBIT PARALLEL 119PBGA

Renesas Electronics Corporation

2,819
RFQ
71V3557S75BGI Datasheet

Datasheet

- 119-BGA Tray Obsolete Not Verified Volatile SRAM SRAM - Synchronous, SDR (ZBT) 4.5Mbit 128K x 36 Parallel - - 7.5 ns 3.135V ~ 3.465V -40°C ~ 85°C (TA) - - Surface Mount 119-PBGA (14x22)
71V3557S75BGI8 Renesas Electronics Corporation

71V3557S75BGI8

IC SRAM 4.5MBIT PARALLEL 119PBGA

Renesas Electronics Corporation

4,707
RFQ
71V3557S75BGI8 Datasheet

Datasheet

- 119-BGA Tape & Reel (TR) Obsolete Not Verified Volatile SRAM SRAM - Synchronous, SDR (ZBT) 4.5Mbit 128K x 36 Parallel - - 7.5 ns 3.135V ~ 3.465V -40°C ~ 85°C (TA) - - Surface Mount 119-PBGA (14x22)
IDT71V3557S75BQ Renesas Electronics Corporation

IDT71V3557S75BQ

IC SRAM 4.5MBIT PAR 165CABGA

Renesas Electronics Corporation

2,078
RFQ
IDT71V3557S75BQ Datasheet

Datasheet

- 165-TBGA Tray Obsolete Not Verified Volatile SRAM SRAM - Synchronous, SDR (ZBT) 4.5Mbit 128K x 36 Parallel - - 7.5 ns 3.135V ~ 3.465V 0°C ~ 70°C (TA) - - Surface Mount 165-CABGA (13x15)
IDT71V3557S75BQ8 Renesas Electronics Corporation

IDT71V3557S75BQ8

IC SRAM 4.5MBIT PAR 165CABGA

Renesas Electronics Corporation

3,272
RFQ
IDT71V3557S75BQ8 Datasheet

Datasheet

- 165-TBGA Tape & Reel (TR) Obsolete Not Verified Volatile SRAM SRAM - Synchronous, SDR (ZBT) 4.5Mbit 128K x 36 Parallel - - 7.5 ns 3.135V ~ 3.465V 0°C ~ 70°C (TA) - - Surface Mount 165-CABGA (13x15)
IDT71V3557S75PF Renesas Electronics Corporation

IDT71V3557S75PF

IC SRAM 4.5MBIT PARALLEL 100TQFP

Renesas Electronics Corporation

1,126
RFQ
IDT71V3557S75PF Datasheet

Datasheet

- 100-LQFP Tray Obsolete Not Verified Volatile SRAM SRAM - Synchronous, SDR (ZBT) 4.5Mbit 128K x 36 Parallel - - 7.5 ns 3.135V ~ 3.465V 0°C ~ 70°C (TA) - - Surface Mount 100-TQFP (14x14)
IDT71V3557S75PF8 Renesas Electronics Corporation

IDT71V3557S75PF8

IC SRAM 4.5MBIT PARALLEL 100TQFP

Renesas Electronics Corporation

2,813
RFQ
IDT71V3557S75PF8 Datasheet

Datasheet

- 100-LQFP Tape & Reel (TR) Obsolete Not Verified Volatile SRAM SRAM - Synchronous, SDR (ZBT) 4.5Mbit 128K x 36 Parallel - - 7.5 ns 3.135V ~ 3.465V 0°C ~ 70°C (TA) - - Surface Mount 100-TQFP (14x14)
71V3557S75PFGI Renesas Electronics Corporation

71V3557S75PFGI

IC SRAM 4.5MBIT PARALLEL 100TQFP

Renesas Electronics Corporation

1,687
RFQ
71V3557S75PFGI Datasheet

Datasheet

- 100-LQFP Tray Obsolete Not Verified Volatile SRAM SRAM - Synchronous, SDR (ZBT) 4.5Mbit 128K x 36 Parallel - - 7.5 ns 3.135V ~ 3.465V -40°C ~ 85°C (TA) - - Surface Mount 100-TQFP (14x14)
71V3557S75PFGI8 Renesas Electronics Corporation

71V3557S75PFGI8

IC SRAM 4.5MBIT PARALLEL 100TQFP

Renesas Electronics Corporation

2,997
RFQ
71V3557S75PFGI8 Datasheet

Datasheet

- 100-LQFP Tape & Reel (TR) Obsolete Not Verified Volatile SRAM SRAM - Synchronous, SDR (ZBT) 4.5Mbit 128K x 36 Parallel - - 7.5 ns 3.135V ~ 3.465V -40°C ~ 85°C (TA) - - Surface Mount 100-TQFP (14x14)
IDT71V3557S75PFI Renesas Electronics Corporation

IDT71V3557S75PFI

IC SRAM 4.5MBIT PARALLEL 100TQFP

Renesas Electronics Corporation

4,926
RFQ
IDT71V3557S75PFI Datasheet

Datasheet

- 100-LQFP Tray Obsolete Not Verified Volatile SRAM SRAM - Synchronous, SDR (ZBT) 4.5Mbit 128K x 36 Parallel - - 7.5 ns 3.135V ~ 3.465V -40°C ~ 85°C (TA) - - Surface Mount 100-TQFP (14x14)
IDT71V3557S80BQ Renesas Electronics Corporation

IDT71V3557S80BQ

IC SRAM 4.5MBIT PAR 165CABGA

Renesas Electronics Corporation

2,639
RFQ
IDT71V3557S80BQ Datasheet

Datasheet

- 165-TBGA Tray Obsolete Not Verified Volatile SRAM SRAM - Synchronous, SDR (ZBT) 4.5Mbit 128K x 36 Parallel - - 8 ns 3.135V ~ 3.465V 0°C ~ 70°C (TA) - - Surface Mount 165-CABGA (13x15)

Memory Electronic Components Sourcing and Lifecycle Support

FPGAX is a global sourcing partner specializing in FPGA and programmable logic solutions for engineering and manufacturing organizations worldwide. For customers sourcing Memory components, we support both current production requirements and long-term component availability across demanding product lifecycles.

Our sourcing approach combines traceability, supply stability, and technical coordination. FPGAX is certified to AS9120B, ISO 9001:2008, and ISO 14001 standards and supports procurement programs where continuity, documentation, and dependable component supply are important.

How FPGAX Supports Memory Requirements

  • Active component sourcing: support for current FPGA, programmable logic, and related semiconductor requirements.
  • End-of-life sourcing: assistance with obsolete and hard-to-find parts when designs must remain in production.
  • Lifecycle management: sourcing support during product transitions, allocation periods, and supply interruptions.
  • Design continuity: long-term supply support intended to reduce redesign pressure and production disruption.
  • Major programmable logic brands: sourcing coverage includes Xilinx, Intel/Altera, Lattice, Microchip, and QuickLogic.

Supply Support at a Glance

Requirement FPGAX Support
Current production Active FPGA, programmable logic, and semiconductor component sourcing
Legacy programs End-of-life and hard-to-find component sourcing
Supply continuity Lifecycle transition and long-term availability support
Quality requirements Traceable sourcing and quality-management processes

Focused on FPGA and Programmable Logic Supply

FPGAX focuses on helping customers maintain access to critical programmable devices throughout the full component lifecycle. Whether the requirement is for a current design, an established production program, or an older platform facing component obsolescence, our goal is to provide a stable sourcing path and help customers maintain design and manufacturing continuity.

Memory FAQ

Can FPGAX source both active and end-of-life Memory components?

Yes. FPGAX supports sourcing for both active components and end-of-life or hard-to-find parts, with an emphasis on maintaining supply continuity for engineering and manufacturing programs.

Which programmable logic manufacturers does FPGAX support?

Our core sourcing coverage includes major FPGA and programmable logic manufacturers such as Xilinx, Intel/Altera, Lattice, Microchip, and QuickLogic, subject to specific part requirements and availability.

How does FPGAX help with component lifecycle changes?

We support customers through lifecycle transitions by helping locate current or legacy supply, reducing exposure to supply disruptions, and supporting long-term availability for designs that need to remain in production.

What quality and traceability standards does FPGAX follow?

FPGAX states certification to AS9120B, ISO 9001:2008, and ISO 14001 standards. Our sourcing services are structured around traceability, stable supply, and quality-management requirements.

What information should I provide for a Memory sourcing request?

Providing the manufacturer part number, required quantity, target delivery schedule, and any lifecycle or traceability requirements helps us evaluate the sourcing request more efficiently.