Texas Instruments SN74ALVC3651-15PCB

Mfr. Part

SN74ALVC3651-15PCB

Manufacturer

Luminary Micro Texas Instruments

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Detailed Description

High speed 3.3 V synchronous FIFO memory with 72K capacity organized as 2K x 36

Integrated circuit in 120-pin HLQFP 14 x 14 mm package for surface mount assembly

Commercial temperature range 0 to 70°C

Bi-directional bus interface for flexible data movement

Supports programmable flags and retransmit

Depth and width expansion supported

Part of the TI 74ALVC series

Data rate up to 66.7 MHz with 9.5 ns access time

RoHS non-compliant leaded device

Base product number 74ALVC3651

Supplier device package 120-HLQFP 14 x 14

Packaged in trays

Current stock quantity 795 units

Key Features

Synchronous FIFO architecture for deterministic timing

Capacity 2048 x 36 72K total

Supply voltage range 3.0 to 3.6 V

Maximum operating frequency 66.7 MHz

Access time 9.5 ns

Bi-directional bus

Depth and width expansion support

Programmable status flags

Retransmit capability

FWFT first word fall through not supported

Surface mount 120-pin HLQFP package

Commercial temperature range 0 to 70°C

Part of the 74ALVC logic family

Key Advantages

Fast and predictable timing improves system reliability

Wide 36-bit data path eases interfacing to DSPs FPGAs and high bandwidth buses

Expandable in both width and depth for scalable designs

Programmable flags reduce firmware overhead and simplify flow control

Retransmit function aids robust data recovery

3.3 V operation lowers power compared to legacy 5 V FIFOs

High pin count package simplifies routing large buses on PCB

Proven 74ALVC series for stable long term performance

Packaging

Type tray for production handling and storage

Package style 120-pin HLQFP also referred to as 120-LQFP body size 14 x 14 mm

Material molded epoxy encapsulation with copper leadframe and tin plated gull-wing leads

Pin configuration 120 perimeter leads arranged on four sides standard LQFP gull-wing form

Mounting surface mount compatible with standard SMT processes

Thermal characteristics commercial temperature 0 to 70°C no exposed thermal pad typical of LQFP ensure good airflow and copper area on PCB for heat spreading

Electrical properties supply voltage 3.0 to 3.6 V synchronous logic operation data rate up to 66.7 MHz access time 9.5 ns bi-directional bus width 36 bits and memory depth 2K words RoHS status non-compliant

Lifecycle

Mature product in a well established logic family availability can vary by region and time

No formal end of life notice is provided in the given data

If you need direct equivalents or alternatives consider these industry standard synchronous FIFO families with similar organization verify footprints pinouts and timing before substitution

Renesas IDT 72V361 2K x 9 3.3 V synchronous FIFO

Renesas IDT 72V362 2K x 18 3.3 V synchronous FIFO

Renesas IDT 72V363 2K x 36 3.3 V synchronous FIFO

Infineon Cypress CY7C4261 2K x 36 3.3 V synchronous FIFO

Exact pin compatibility and timing alignment may differ between vendors check datasheets carefully

If you cannot find a suitable match or need guidance contact our sales team through the Y-IC website for up to date lifecycle status inventory and vetted cross references

Key Application Areas

Bus bridging and buffering between microcontrollers DSPs and FPGAs

High speed data acquisition and instrumentation buffering

Telecom line cards and networking equipment packet and cell buffering

Video imaging and frame buffering for multimedia pipelines

Industrial control systems with bursty data traffic

Storage controllers and RAID adapters needing elastic buffering

Embedded systems requiring deterministic FIFO handshaking

Datasheet

The Y-IC website hosts the most authoritative datasheet for this product model

We recommend downloading the datasheet from this page to confirm electrical and timing details and to finalize your design

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