Micron MTA36ASF8G72LZ – 64GB User Manual
Primary Side
Secondary Side
U39 U40 U41 U42 U43 U44 U45 U46 U47
U6
U16
U1
U2
U3
U5
U2
U7
U9
U8
U10
U11
U12
U13
U14
U15
U17
U18
U19
U20
U25
U26
U27
U29
U28
U34
U35
U36
U37
U38
U21
U22
U23
U24
U30
U31
U32
U33
64GB (x72, ECC, DR) 288-Pin DDR4 LRDIMM
DDR4 SDRAM LRDIMM
Addendum
MTA36ASF8G72LZ – 64GB
Features
Features
• DDR4 functionality and operations supported as
defined in the component data sheet
• Features and specifications supported in the Micron
DDR4 LRDIMM core data sheet
• 288-pin, command/address/control registered, data
buffered dual in-line, load reduced memory module
(LRDIMM)
• Fast data transfer rates: PC4-3200, PC4-2933
• 64GB (4 Gig x 72)
• Dual-rank
• 16 internal banks; 4 groups of 4 banks each
Table 1: Addressing
Figure 1: 288-Pin LRDIMM (MO-309, R/C-B2)
Options Marking
• Operating temperature
– Commercial (0°C ≤ T
• Package
– 288-pin DIMM (Green) Z
• Frequency/CAS latency
– 0.625ns @ CL = 22 (DDR4-3200) -3G2
– 0.682ns @ CL = 21 (DDR4-2933) -2G9
≤ 95°C) None
OPER
Parameter 64GB
Row address 256K A[17:0]
Column address 1K A[9:0]
Device bank group address 4 BG[1:0]
Device bank address per group 4 BA[1:0]
Device configuration 16Gb (4 Gig x 4), 16 banks
Module rank address 2 CS_n[1:0]
CCM005-341111752-10547
asf36c8gx72lz.pdf - Rev. B 4/2020 EN
Products and specifications discussed herein are subject to change by Micron without notice.
1
Micron Technology, Inc. reserves the right to change products or specifications without notice.
© 2019 Micron Technology, Inc. All rights reserved.
64GB (x72, ECC, DR) 288-Pin DDR4 LRDIMM
Table 2: Part Numbers and Timing Parameters – 64GB Modules
Base device: MT40A4G4,1 16Gb DDR4 SDRAM
Part Number
2
Density Configuration
MTA36ASF8G72LZ-3G2__ 64GB 8 Gig x 72 25.6 GB/s 0.625ns/3200 MT/s 22-22-22
MTA36ASF8G72LZ-2G9__ 64GB 8 Gig x 72 23.47 GB/s 0.682ns/2933 MT/s 21-21-21
Module
Module
Bandwidth
Memory Clock/
Data Rate
Clock Cycles
(CL-nRCD-nRP)
Features
Notes:
1. The data sheet for the base device can be found on micron.com.
2. All part numbers end with a two-place code (not shown) that designates component and PCB revisions.
Consult factory for current revision codes. Example: MTA36ASF8G72LZ-3G2B1.
CCM005-341111752-10547
asf36c8gx72lz.pdf - Rev. B 4/2020 EN
2
Micron Technology, Inc. reserves the right to change products or specifications without notice.
© 2019 Micron Technology, Inc. All rights reserved.
64GB (x72, ECC, DR) 288-Pin DDR4 LRDIMM
Important Notes and Warnings
Important Notes and Warnings
Micron Technology, Inc. ("Micron") reserves the right to make changes to information published in this document,
including without limitation specifications and product descriptions. This document supersedes and replaces all
information supplied prior to the publication hereof. You may not rely on any information set forth in this document if you obtain the product described herein from any unauthorized distributor or other source not authorized
by Micron.
Automotive Applications. Products are not designed or intended for use in automotive applications unless specifically designated by Micron as automotive-grade by their respective data sheets. Distributor and customer/distributor shall assume the sole risk and liability for and shall indemnify and hold Micron harmless against all claims,
costs, damages, and expenses and reasonable attorneys' fees arising out of, directly or indirectly, any claim of
product liability, personal injury, death, or property damage resulting directly or indirectly from any use of nonautomotive-grade products in automotive applications. Customer/distributor shall ensure that the terms and conditions of sale between customer/distributor and any customer of distributor/customer (1) state that Micron
products are not designed or intended for use in automotive applications unless specifically designated by Micron
as automotive-grade by their respective data sheets and (2) require such customer of distributor/customer to indemnify and hold Micron harmless against all claims, costs, damages, and expenses and reasonable attorneys'
fees arising out of, directly or indirectly, any claim of product liability, personal injury, death, or property damage
resulting from any use of non-automotive-grade products in automotive applications.
Critical Applications. Products are not authorized for use in applications in which failure of the Micron component could result, directly or indirectly in death, personal injury, or severe property or environmental damage
("Critical Applications"). Customer must protect against death, personal injury, and severe property and environmental damage by incorporating safety design measures into customer's applications to ensure that failure of the
Micron component will not result in such harms. Should customer or distributor purchase, use, or sell any Micron
component for any critical application, customer and distributor shall indemnify and hold harmless Micron and
its subsidiaries, subcontractors, and affiliates and the directors, officers, and employees of each against all claims,
costs, damages, and expenses and reasonable attorneys' fees arising out of, directly or indirectly, any claim of
product liability, personal injury, or death arising in any way out of such critical application, whether or not Micron or its subsidiaries, subcontractors, or affiliates were negligent in the design, manufacture, or warning of the
Micron product.
Customer Responsibility. Customers are responsible for the design, manufacture, and operation of their systems,
applications, and products using Micron products. ALL SEMICONDUCTOR PRODUCTS HAVE INHERENT FAILURE RATES AND LIMITED USEFUL LIVES. IT IS THE CUSTOMER'S SOLE RESPONSIBILITY TO DETERMINE
WHETHER THE MICRON PRODUCT IS SUITABLE AND FIT FOR THE CUSTOMER'S SYSTEM, APPLICATION, OR
PRODUCT. Customers must ensure that adequate design, manufacturing, and operating safeguards are included
in customer's applications and products to eliminate the risk that personal injury, death, or severe property or environmental damages will result from failure of any semiconductor component.
Limited Warranty. In no event shall Micron be liable for any indirect, incidental, punitive, special or consequential
damages (including without limitation lost profits, lost savings, business interruption, costs related to the removal
or replacement of any products or rework charges) whether or not such damages are based on tort, warranty,
breach of contract or other legal theory, unless explicitly stated in a written agreement executed by Micron's duly
authorized representative.
CCM005-341111752-10547
asf36c8gx72lz.pdf - Rev. B 4/2020 EN
3
Micron Technology, Inc. reserves the right to change products or specifications without notice.
© 2019 Micron Technology, Inc. All rights reserved.
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