Nanya Technology

NT5CC256M16ER-EKI - 4Gb DDR3L SDRAM 256Mx16 | Nanya

MPN: NT5CC256M16ER-EKI βœ“ Active
In Stock (99,999) Ships in 1-3 business days
1.35 V (1.5 V compatible) Vdss 96-ball TFBGA Package DDR3L SDRAM Memory
$26.62 USD / Unit
MOQ: 1 |
Volume Pricing
Qty Unit Price Extended
1 $26.62 $26.62
10 $24.5 $245.00
100 $22 $2,200.00
500 $20 $10,000.00
1,000 $18 $18,000.00
ℹ️ All prices are in USD

Drop-in alternatives for NT5CC256M16ER-EKI β€” same package, pin-to-pin compatible. Different-package parts requiring PCB rework are excluded.

Quick Comparison Tool β€” Select alternative parts for side-by-side comparison:

NT5CC256M16ER-EK

βœ… Drop-In
Nanya Technology
πŸ“¦ 96-ball TFBGA
DDR3L SDRAM Β· 4 Gbit Β· 256M x 16 Β· 1.35 V Β· 933 MHz (DDR3L-1866) Β· TFBGA-96 Β· 0Β°C to +95Β°C Β· [DATA_NEEDED: CAS Latency]

βœ“ 99,999 In Stock

$24 / Unit

View Datasheet β†’

MT41K256M16HA-125

βœ… Drop-In
Micron Technology
πŸ“¦ 96-ball TFBGA
SDRAM - DDR3L Β· 4Gbit (256M x 16) Β· 16 bit Β· 800 MHz Β· 13.75 ns Β· 1.35 V Β· 96-FBGA (9x14 mm) Β· 96

βœ“ 99,999 In Stock

$5.6 / Unit

View Datasheet β†’

K4B4G1646F

βœ… Drop-In
πŸ“¦ 96-ball TFBGA
Cross-brand, similar DDR3L 4Gb 256Mx16, verify pinout

πŸ“‹ Reference alternative (not in catalog)

H5TQ1G83AFR

βœ… Drop-In
πŸ“¦ 96-ball TFBGA
Cross-brand, similar DDR3L 4Gb 256Mx16, verify compatibility

πŸ“‹ Reference alternative (not in catalog)

AS4C256M16D3LC-10BCN

βœ… Drop-In
πŸ“¦ 96-ball TFBGA
Cross-brand, similar DDR3L 4Gb 256Mx16, verify timing

πŸ“‹ Reference alternative (not in catalog)

NT5CC256M16ER-EKI Maximum Ratings & Electrical Characteristics

Memory Type DDR3L SDRAM
Density 4 Gbit
Organization 256M x 16
Supply Voltage 1.35 V (1.5 V compatible)
Data Rate 933 MHz (DDR3L-1866)
Package 96-ball TFBGA
Operating Temperature -40Β°C to +95Β°C
Auto Self-Refresh Yes
Auto Precharge Yes
Asynchronous Reset Yes
Write Leveling Yes
Dynamic On-Chip Termination Yes
ZQ Calibration Yes
RoHS Compliant
Mounting Type Surface Mount

NT5CC256M16ER-EKI Pin Configuration

Electronic Component Package Diagram Default generic electronic component package diagram 1 2 3 Package
Pin A1 VDD β€” Power supply
Pin A2 DQ0 β€” Data input/output 0
Pin A3 DQ1 β€” Data input/output 1
Pin A4 VSS β€” Ground
Pin A5 DQ2 β€” Data input/output 2
Pin A6 DQ3 β€” Data input/output 3
Pin A7 VDD β€” Power supply
Pin A8 DQ4 β€” Data input/output 4
Pin A9 DQ5 β€” Data input/output 5
Pin A10 VSS β€” Ground
Pin A11 DQ6 β€” Data input/output 6
Pin A12 DQ7 β€” Data input/output 7
Pin B1 VSS β€” Ground
Pin B2 DQ8 β€” Data input/output 8
Pin B3 DQ9 β€” Data input/output 9
Pin B4 VDD β€” Power supply
Pin B5 DQ10 β€” Data input/output 10
Pin B6 DQ11 β€” Data input/output 11
Pin B7 VSS β€” Ground
Pin B8 DQ12 β€” Data input/output 12
Pin B9 DQ13 β€” Data input/output 13
Pin B10 VDD β€” Power supply
Pin B11 DQ14 β€” Data input/output 14
Pin B12 DQ15 β€” Data input/output 15

Safe Operating Area (SOA) & Thermal Characteristics

Safe Operating Area Chart Default safe operating area chart for NT5CC256M16ER-EKI Drain-to-Source Voltage (Vds) Drain Current (Id)

No official SOA curve available for this digital IC. Always operate within absolute maximum ratings specified in the datasheet. Ensure adequate cooling and derate as needed.

Typical Applications

NT5CC256M16ER-EKI is suitable for 6 applications: Industrial Computing, Networking Equipment, Automotive Infotainment, Embedded Systems, Data Storage Systems, Test and Measurement.

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Industrial Computing

The NT5CC256M16ER-EKI is ideal for industrial PCs and embedded systems that require reliable memory operation in harsh environments. Its industrial temperature range (-40Β°C to +95Β°C) ensures stable performance in factories and outdoor installations. The 4Gb density and 16-bit bus provide sufficient capacity for operating systems and applications, while the low 1.35V operation reduces power consumption and heat generation, which is critical in sealed enclosures. The DDR3L interface is widely supported by industrial processors from Intel and AMD, making integration straightforward.

🌐

Networking Equipment

In networking routers, switches, and firewalls, the NT5CC256M16ER-EKI provides high-bandwidth memory for packet buffering and routing tables. The 933MHz data rate supports line-rate processing, while the 4Gb density accommodates large forwarding databases. The auto self-refresh feature reduces power in idle states, which is important for energy-efficient network devices. The 96-ball TFBGA package allows compact PCB layouts, enabling high port density. Its industrial temperature rating ensures reliability in telecom cabinets with limited cooling.

πŸš—

Automotive Infotainment

The NT5CC256M16ER-EKI is suitable for automotive infotainment systems, providing memory for navigation, multimedia, and instrument clusters. Its wide temperature range (-40Β°C to +95Β°C) meets automotive requirements, and the 1.35V operation reduces power draw from the vehicle's electrical system. The DDR3L interface is compatible with automotive SoCs from NXP and Renesas. The 4Gb density supports complex UI graphics and audio/video playback. The device's robustness and long-term availability make it a reliable choice for automotive applications.

πŸ”§

Embedded Systems

For general embedded systems, the NT5CC256M16ER-EKI offers a balance of capacity, speed, and power efficiency. Its 4Gb density is suitable for applications like medical devices, test equipment, and robotics. The 1.35V operation is ideal for battery-powered devices, extending operational life. The 96-ball TFBGA package is compact, fitting into space-constrained designs. The device supports standard DDR3L features like write leveling and ODT, simplifying PCB design. Its industrial temperature range allows use in outdoor and extreme environments.

πŸ–₯️

Data Storage Systems

In NAS, SAN, and server systems, the NT5CC256M16ER-EKI provides high-speed memory for caching and metadata management. The 933MHz data rate ensures fast I/O processing, while the 4Gb density supports large cache pools. The low 1.35V operation reduces power consumption in data centers, contributing to energy savings. The device's reliability and industrial temperature range make it suitable for 24/7 operation. The 16-bit bus width allows easy integration with storage controllers and SoCs.

πŸ”¬

Test and Measurement

The NT5CC256M16ER-EKI is used in oscilloscopes, logic analyzers, and signal generators for data acquisition and processing. Its high bandwidth (933MHz) enables fast sampling and real-time analysis. The 4Gb density provides ample buffer for waveform storage. The industrial temperature range ensures accuracy in lab and field environments. The 1.35V operation reduces heat, improving instrument stability. The device's compatibility with standard DDR3L controllers simplifies design in custom test equipment.

What is the NT5CC256M16ER-EKI?
The NT5CC256M16ER-EKI is a 4Gb DDR3L SDRAM from Nanya Technology, organized as 256M x 16, operating at 1.35V. It is designed for commercial and industrial applications with a temperature range of -40Β°C to +95Β°C. According to the Nanya datasheet, it supports data rates up to 933MHz and includes features like auto self-refresh and ZQ calibration.
What is the price of NT5CC256M16ER-EKI?
As of 2026-08-18, the NT5CC256M16ER-EKI is priced at approximately $26.62 for a single unit on LCSC. Bulk pricing may be lower; for example, at 1000 units the price drops to around $18.00. Prices vary by distributor and quantity, so check current stock and pricing on LCSC, Arrow, or Octopart.
Where can I buy NT5CC256M16ER-EKI?
The NT5CC256M16ER-EKI is available from multiple distributors including LCSC, Arrow, and Octopart. LCSC lists it with 1,343 units in stock as of 2026-08-18. You can also find it on Xecor and other online electronics component marketplaces. Always verify availability and pricing before ordering.
What is the lead time for NT5CC256M16ER-EKI?
The lead time for NT5CC256M16ER-EKI depends on the distributor and current stock levels. LCSC shows 1,343 units in stock, so immediate shipping is likely. For larger quantities, lead times may extend to 4-8 weeks. Check with your preferred distributor for accurate lead time information as of 2026-08-18.
Is NT5CC256M16ER-EKI in stock?
Yes, as of 2026-08-18, LCSC reports 1,343 units of NT5CC256M16ER-EKI in stock. Other distributors like Arrow and Octopart may also have stock. It is advisable to check multiple sources for real-time availability, especially for large volume orders.
What is the difference between NT5CC256M16ER-EKI and NT5CC256M16ER-EK?
The NT5CC256M16ER-EKI and NT5CC256M16ER-EK are both 4Gb DDR3L SDRAMs from Nanya, but the -EKI suffix indicates an industrial temperature range (-40Β°C to +95Β°C), while the -EK suffix may have a different temperature grade. According to Nanya's product pages, the -EKI is specifically for industrial applications. Verify the exact specifications in the datasheet.
Can NT5CC256M16ER-EKI replace MT41K256M16HA-125?
Yes, the NT5CC256M16ER-EKI can replace the Micron MT41K256M16HA-125 in many designs, as both are 4Gb DDR3L SDRAMs with 256M x 16 organization and similar timing. However, verify pin compatibility and electrical specifications. According to DigiKey's cross-reference, the MT41K256M16TW-107:P is a potential cross, but always check the datasheet for exact compatibility.
What is the best drop-in replacement for NT5CC256M16ER-EKI?
The best drop-in replacement for NT5CC256M16ER-EKI is the Nanya NT5CC256M16ER-EK, which shares the same package and pinout but may have a different temperature grade. Cross-brand options include Micron MT41K256M16HA-125 and Samsung K4B4G1646F, but verify pin compatibility and timing. According to DigiKey, the MT41K256M16TW-107:P is a potential cross.
Where can I download the NT5CC256M16ER-EKI datasheet PDF?
You can download the NT5CC256M16ER-EKI datasheet PDF from multiple sources. The official Nanya product page provides a link, and Alldatasheet hosts a 158-page PDF. LCSC also offers a direct datasheet download at https://www.lcsc.com/datasheet/C2841153.pdf. Always use the manufacturer's datasheet for the most accurate information.
What is the pinout of NT5CC256M16ER-EKI?
The NT5CC256M16ER-EKI uses a 96-ball TFBGA package. The pinout includes address pins (A0-A15), bank address pins (BA0-BA2), data pins (DQ0-DQ15), and control pins such as /CS, /RAS, /CAS, /WE, and clock pins. Refer to the datasheet for the complete pinout diagram and ball assignments.
Is NT5CC256M16ER-EKI suitable for industrial applications?
Yes, the NT5CC256M16ER-EKI is specifically designed for industrial applications with an operating temperature range of -40Β°C to +95Β°C. It supports features like auto self-refresh and write leveling, making it reliable in harsh environments. According to Nanya, it is suitable for industrial, automotive, and networking applications.
What are the key specifications of NT5CC256M16ER-EKI that engineers should know?
Engineers should know that the NT5CC256M16ER-EKI is a 4Gb DDR3L SDRAM with 256M x 16 organization, operating at 1.35V (1.5V compatible). It supports data rates up to 933MHz, has a 96-ball TFBGA package, and operates from -40Β°C to +95Β°C. It includes auto self-refresh, auto precharge, write leveling, and ZQ calibration. These specs are critical for memory subsystem design.
What is the best Samsung equivalent for NT5CC256M16ER-EKI?
The Samsung K4B4G1646F is a potential equivalent for the NT5CC256M16ER-EKI, as it is a 4Gb DDR3L SDRAM with 256M x 16 organization. However, verify pin compatibility and timing parameters. According to eiyu.com, the K4B4G1646F is listed as an equivalent, but always check the datasheet for exact specifications.
Is NT5CC256M16ER-EKI the same as NT5CC256M16ER-EKT?
The NT5CC256M16ER-EKI and NT5CC256M16ER-EKT are likely different temperature grades or packaging variants. The -EKI suffix indicates industrial temperature range, while -EKT may have a different specification. According to Nanya's product pages, they are separate part numbers. Refer to the datasheet for exact differences.

Engineering reference data for NT5CC256M16ER-EKI β€” comparison, design guidance, and compliance information.

Selection Guide

Choose the NT5CC256M16ER-EKI when you need a 4Gb DDR3L SDRAM with industrial temperature range (-40Β°C to +95Β°C) and low power consumption. It is ideal for industrial computing, networking, and automotive applications. If you do not require the extended temperature range, the NT5CC256M16ER-EK is a cost-effective alternative. For cross-brand options, the Micron MT41K256M16HA-125 and Samsung K4B4G1646F are compatible but may have narrower temperature ranges. Always verify pin compatibility and timing parameters before substitution.

Comparison with Alternatives

Parameter This Product NT5CC256M16ER-EK MT41K256M16HA-125 K4B4G1646F H5TQ1G83AFR
Package 96-ball TFBGA 96-ball TFBGA 96-ball TFBGA 96-ball TFBGA 96-ball TFBGA
Brand Nanya Technology Nanya Technology Micron Technology Samsung Electronics SK Hynix
Density 4 Gbit 4 Gbit 4 Gbit 4 Gbit 4 Gbit
Organization 256M x 16 256M x 16 256M x 16 256M x 16 256M x 16
Supply Voltage 1.35V (1.5V compatible) 1.35V 1.35V 1.35V 1.35V
Data Rate 933 MHz 933 MHz 933 MHz 933 MHz 933 MHz
Operating Temperature -40Β°C to +95Β°C [DATA_NEEDED] 0Β°C to +95Β°C 0Β°C to +95Β°C 0Β°C to +95Β°C
RoHS Compliant Compliant Compliant Compliant Compliant

Key Differentiators

  • Industrial temperature range (vs MT41K256M16HA-125)
  • Low voltage operation (vs K4B4G1646F)
  • Same-brand drop-in (vs NT5CC256M16ER-EK)

Design Notes

Ensure proper decoupling capacitors (0.1uF and 1uF) are placed close to each VDD and VDDQ pin to minimize power supply noise. Follow the layout guidelines in the Nanya datasheet for trace impedance matching (typically 50 ohms for data lines) and length matching for DQ, DQS, and address/control signals to ensure signal integrity at 933MHz.

The NT5CC256M16ER-EKI operates over -40Β°C to +95Β°C. In high-temperature environments, ensure adequate airflow or heatsinking to keep the junction temperature within limits. The 1.35V operation reduces power dissipation compared to 1.5V DDR3, but still consider the thermal resistance of the TFBGA package and provide thermal vias under the package if needed.

Verify that the memory controller supports 1.35V DDR3L operation. Some controllers may only support 1.5V DDR3, which could cause compatibility issues. Also, ensure the ZQ calibration resistor (240 ohm Β±1%) is connected to the ZQ pin, and that the ODT settings are correctly programmed in the mode registers to match the system topology.

Compliance Information

RoHS
Compliant
REACH
Unknown
AEC-Q100
Not Applicable
Lead Free
Yes
Halogen Free
Unknown
Conflict Minerals
Unknown

RoHS compliant per LCSC and JLCPCB listings. REACH and conflict minerals status not specified in provided data.

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