Key Features

·       8GB DDR4 SDRAM UDIMM module (1 Gig x 64)

·       Fast data transfer rates: DDR4-2666 (PC4-21300)

·       288-pin Unbuffered DIMM (UDIMM), gold edge contacts

·       Operating voltage: VDD = 1.2V (NOM), VPP = 2.5V (NOM)

·       Single-rank design, 16 internal banks (4 groups of 4)

·       Low-power auto self-refresh (LPASR)

·       On-die termination (ODT) for data, strobe, and mask signals

·       Data Bus Inversion (DBI) support for improved signal integrity

·       On-die VREFDQ generation and calibration

·       Fly-by topology for optimized signal quality

Product Description

The Micron MTA8ATF1G64AZ-2G6E1 is a high-performance 8GB DDR4 SDRAM UDIMM memory module designed for desktop and embedded computing systems. Built with DDR4 SDRAM technology, this module delivers efficient data transfer with enhanced reliability. It operates at DDR4-2666 speed with CL=19 latency, ensuring stable performance across a wide range of applications. With its 288-pin UDIMM layout, gold edge contacts, and halogen-free construction, it provides compatibility with JEDEC standards and eco-friendly compliance. The module leverages Micron’s advanced design features such as low-power auto self-refresh (LPASR), on-die termination (ODT), and data bus inversion (DBI) to maintain signal integrity and energy efficiency.

Technical Specifications

Parameter	Specification
Module Type	288-Pin DDR4 UDIMM
Capacity	8GB (1 Gig x 64)
Speed Grade	DDR4-2666 (PC4-21300)
Data Rate	2666 MT/s
CAS Latency (CL)	19-19-19
Voltage	VDD = 1.2V, VPP = 2.5V, VDDSPD = 2.5V
Rank	Single Rank (SR)
Internal Banks	16 (4 groups of 4)
Burst Length	BC4 or BL8 (on-the-fly selectable)
Module Height	31.25 mm (1.23 in)
Operating Temperature	0°C to 95°C (commercial range)

Applications

This DDR4 UDIMM module is ideal for use in desktop PCs, industrial computing systems, and embedded solutions requiring stable, high-speed memory. Its low-power design makes it well-suited for energy-sensitive applications where efficiency and reliability are critical.

Frequently Asked Questions (FAQ)

·       Q1: What is the operating voltage of this module?

A1: The module operates with VDD = 1.2V, VPP = 2.5V, and VDDSPD = 2.5V nominal values.

·       Q2: Does this module support ECC (Error-Correcting Code)?

A2: No, this is a standard unbuffered UDIMM and does not include ECC functionality.

·       Q3: Can this module operate in high-temperature environments?

A3: Yes, it supports commercial temperature operation from 0°C to 95°C, with refresh adjustments required above 85°C.

·       Q4: What speed grade does the MTA8ATF1G64AZ-2G6E1 support?

A4: This module supports DDR4-2666 with CL=19 latency, offering up to 21.3 GB/s of bandwidth.