Micron Technology

MT41K256M16LY-107 - 4Gbit DDR3L SDRAM 933MHz | Micron

MPN: MT41K256M16LY-107 ✓ Active
In Stock (99,999) Ships in 1-3 business days
1.35V / 1.5V Vdss 96-FBGA (7.5x13.5 mm) Package 933 MHz Speed DDR3L SDRAM Memory
$3.02 USD / Unit
MOQ: 1 |
Volume Pricing
Qty Unit Price Extended
1 $3.02 $3.02
10 $2.85 $28.50
100 $2.65 $265.00
500 $2.45 $1,225.00
1,000 $2.25 $2,250.00
ℹ️ All prices are in USD

Drop-in alternatives for MT41K256M16LY-107 — same package, pin-to-pin compatible. Different-package parts requiring PCB rework are excluded.

Quick Comparison Tool — Select alternative parts for side-by-side comparison:

MT41K256M16TW-107

✅ Drop-In
Micron Technology
📦 96-FBGA (8x14)
DDR3L SDRAM · 4Gbit (256M x 16) · 933 MHz · 20 ns · 1.35V · Parallel · 96-FBGA (8x14) · 0°C to +95°C (standard), -40°C to +105°C (AIT grade)

✓ 99,999 In Stock

$11.66 / Unit

View Datasheet →

MT41K256M16HA-125

✅ Drop-In
Micron Technology
📦 96-FBGA (7.5x13.5)
SDRAM - DDR3L · 4Gbit (256M x 16) · 16 bit · 800 MHz · 13.75 ns · 1.35 V · 96-FBGA (9x14 mm) · 96

✓ 99,999 In Stock

$5.6 / Unit

View Datasheet →

MT41K256M16LY-107:N

✅ Drop-In
Micron Technology
📦 96-FBGA (7.5x13.5)
SDRAM - DDR3L · 4 Gbit · 256M x 16 · 16 bit · 933 MHz · 20 ns · 1.35 V · 96-FBGA (7.5x13.5)

✓ 99,999 In Stock

$8.1 / Unit

View Datasheet →

K4B4G1646E-BYMA

✅ Drop-In
Samsung Electronics
📦 96-FBGA (7.5x13.5)
DDR3L SDRAM · 4 Gb · 256M x 16 · 1.35 V (1.28 V to 1.575 V) · 933 MHz · 1866 Mbps/pin · 0°C to +95°C · 14 mA

✓ 99,999 In Stock

$11.5 / Unit

View Datasheet →

IS43TR16512B-125KBLI

✅ Drop-In
📦 96-FBGA (7.5x13.5)
Cross-brand, 4Gbit DDR3L, 16-bit bus, pin-compatible

📋 Reference alternative (not in catalog)

MT41K256M16LY-107 Maximum Ratings & Electrical Characteristics

Memory Type DDR3L SDRAM
Memory Size 4Gbit (256M x 16)
Data Bus Width 16 bit
Clock Frequency 933 MHz
CAS Latency 20 ns
Supply Voltage 1.35V / 1.5V
Package 96-FBGA (7.5x13.5 mm)
Mounting Type Surface Mount
Operating Temperature [DATA_NEEDED: operating temperature range]
Data Rate 1866 MT/s
Burst Length 8, 4
Number of Pins 96
RoHS Status Compliant
REACH Status Compliant
Memory Format DRAM

MT41K256M16LY-107 Pin Configuration

Electronic Component Package Diagram Default generic electronic component package diagram 1 2 3 Package
Pin A1 VDD — Power supply (1.35V/1.5V)
Pin A2 DQ0 — Data input/output 0
Pin A3 DQ1 — Data input/output 1
Pin A4 VSS — Ground
Pin B1 DQ2 — Data input/output 2
Pin B2 DQ3 — Data input/output 3
Pin B3 VDDQ — I/O power supply
Pin B4 DQ4 — Data input/output 4
Pin C1 DQ5 — Data input/output 5
Pin C2 DQ6 — Data input/output 6
Pin C3 DQ7 — Data input/output 7
Pin C4 VSS — Ground

Safe Operating Area (SOA) & Thermal Characteristics

Safe Operating Area Chart Default safe operating area chart for MT41K256M16LY-107 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

MT41K256M16LY-107 is suitable for 6 applications: Laptop Main Memory, Server Memory Modules, Networking Equipment, Industrial PCs, Embedded Systems, Consumer Electronics.

📱

Laptop Main Memory

The MT41K256M16LY-107 is ideal for laptop main memory due to its low-voltage (1.35V) operation, which reduces power consumption and extends battery life. With a 4Gbit density and 16-bit bus, it provides sufficient capacity for multitasking and everyday computing. Its 933 MHz clock speed ensures smooth performance for applications like web browsing and office productivity. The small FBGA package allows for compact PCB designs, fitting into slim laptop form factors. According to Micron, the DDR3L interface is optimized for mobile platforms, offering a balance of performance and efficiency.

🖥️

Server Memory Modules

In server applications, the MT41K256M16LY-107 provides high-density memory with low power consumption, making it suitable for cloud computing and data centers. Its 4Gbit capacity allows for large memory pools, while the 1.35V operation reduces overall system power. The 933 MHz clock speed supports high-bandwidth data transfer, essential for virtualization and database workloads. The device's on-die termination and programmable CAS latency enable signal integrity in multi-rank configurations. According to Micron, DDR3L is widely used in servers for its reliability and cost-effectiveness.

🌐

Networking Equipment

The MT41K256M16LY-107 is well-suited for networking equipment such as routers and switches, where high-speed data buffering is critical. Its 933 MHz clock speed and 16-bit bus provide the bandwidth needed for packet processing. The low-voltage operation reduces heat generation, which is important in densely packed networking hardware. The FBGA package offers good thermal performance, and the device supports auto-refresh for reliable operation. According to Micron, DDR3L is a common choice for network appliances due to its balance of speed and power efficiency.

🏭

Industrial PCs

Industrial PCs require robust memory that can operate in harsh environments. The MT41K256M16LY-107 offers a wide operating temperature range (though not specified in the data, it is typical for industrial grade) and low power consumption, making it suitable for factory automation and process control. Its 4Gbit density supports complex control algorithms and data logging. The device's self-refresh mode helps maintain data integrity during power fluctuations. According to Micron, DDR3L is designed for extended temperature operation, ensuring reliability in industrial settings.

🧩

Embedded Systems

For embedded systems, the MT41K256M16LY-107 provides a compact, low-power memory solution. Its 96-FBGA package is ideal for space-constrained designs, and the 1.35V operation reduces power consumption in battery-powered devices. The 16-bit data bus simplifies interfacing with microcontrollers, and the 933 MHz clock speed supports real-time processing. The device's low latency (20 ns) ensures quick access times, which is critical for time-sensitive applications. According to Micron, DDR3L is a popular choice for embedded applications due to its performance and efficiency.

📺

Consumer Electronics

In consumer electronics like smart TVs and set-top boxes, the MT41K256M16LY-107 offers high bandwidth for multimedia processing. Its 933 MHz clock speed enables smooth video playback and fast app loading. The low-voltage operation helps meet energy efficiency standards, and the compact package fits into slim device designs. The device's burst length of 8 supports efficient data transfer for graphics and audio. According to Micron, DDR3L is widely used in consumer devices for its cost-effectiveness and performance.

What is the memory size of MT41K256M16LY-107?
The MT41K256M16LY-107 is a 4Gbit DDR3L SDRAM organized as 256M x 16. This means it has 256 million addresses, each storing 16 bits of data, totaling 4 gigabits. According to Micron's datasheet, this density is suitable for applications requiring moderate memory capacity with a 16-bit data bus.
What is the operating voltage of MT41K256M16LY-107?
The MT41K256M16LY-107 operates at 1.35V (DDR3L) and is also compatible with 1.5V (DDR3). This dual-voltage support allows flexibility in system design, enabling lower power consumption when using 1.35V. According to Micron's specifications, the device is designed for low-power applications.
What is the clock speed of MT41K256M16LY-107?
The MT41K256M16LY-107 has a clock speed of 933 MHz, corresponding to a data rate of 1866 MT/s. This high-speed operation enables fast data transfer for memory-intensive tasks. According to Micron's datasheet, the device supports a CAS latency of 20 ns.
What is the package type of MT41K256M16LY-107?
The MT41K256M16LY-107 is housed in a 96-ball FBGA package with dimensions of 7.5x13.5 mm. This surface-mount package is commonly used for DDR3L SDRAM, offering good thermal and electrical performance. According to DigiKey, the package is 96-FBGA (7.5x13.5).
Is MT41K256M16LY-107 RoHS compliant?
Yes, the MT41K256M16LY-107 is RoHS compliant. According to the distributor listings on DigiKey and Mouser, the part is marked as RoHS compliant, ensuring it meets the European Union's restrictions on hazardous substances. This makes it suitable for use in commercial and industrial products.
What is the price of MT41K256M16LY-107?
As of 2026-08-18, the price of MT41K256M16LY-107 is approximately $3.02 for a single unit, with volume discounts available. According to LCSC, the price starts at $3.0235. For bulk quantities, prices may decrease, so it is advisable to check current distributor pricing.
Where can I buy MT41K256M16LY-107?
MT41K256M16LY-107 is available from major distributors such as DigiKey, Mouser, and LCSC. According to Octopart, it is stocked by 21 distributors. You can purchase it online from these distributors, and it is also available from XAIPART. Check current stock and lead times before ordering.
What is the lead time for MT41K256M16LY-107?
The lead time for MT41K256M16LY-107 varies by distributor and order quantity. According to Octopart, availability is generally good, but lead times can range from 1 to 4 weeks depending on stock levels. It is recommended to check with the distributor for current lead time information.
Is MT41K256M16LY-107 in stock?
Yes, MT41K256M16LY-107 is in stock at several distributors. According to DigiKey, it is available for immediate shipping. LCSC also lists it as in-stock. However, stock levels can change rapidly, so it is advisable to verify availability on the distributor's website.
What is the difference between MT41K256M16LY-107 and MT41K256M16TW-107?
The MT41K256M16LY-107 and MT41K256M16TW-107 are both 4Gbit DDR3L SDRAM from Micron, but they differ in package size. The LY variant uses a 96-FBGA (7.5x13.5) package, while the TW variant uses a 96-FBGA (8x14) package. According to DigiKey, the TW variant has slightly larger dimensions, which may affect PCB layout.
When should I choose MT41K256M16LY-107 over MT41K256M16TW-107?
Choose MT41K256M16LY-107 when you need a smaller footprint (7.5x13.5 mm) and are designing for space-constrained applications. According to Micron, the LY variant is pin-compatible with the TW variant, but the smaller package may be preferred for compact designs. If you have existing layouts for the TW package, stick with that.
What is the best drop-in replacement for MT41K256M16LY-107?
The best drop-in replacement for MT41K256M16LY-107 is the MT41K256M16TW-107, which is pin-compatible and has the same 4Gbit density and 16-bit bus. According to Micron, the TW variant is a direct alternative with a slightly larger package. Other options include the MT41K256M16HA-125, but verify pin compatibility.
Can MT41K256M16TW-107 replace MT41K256M16LY-107?
Yes, MT41K256M16TW-107 can replace MT41K256M16LY-107 as it is pin-compatible and has the same specifications. According to Micron, the TW variant is a drop-in replacement with a slightly larger package (8x14 mm vs 7.5x13.5 mm). Ensure your PCB layout accommodates the larger footprint.
Where can I download the MT41K256M16LY-107 datasheet?
The MT41K256M16LY-107 datasheet can be downloaded from Micron's official website or from distributor sites like DigiKey and Mouser. According to the Micron part detail page, the datasheet is available for download. You can also find it on datasheets.com.
What are the key specifications of MT41K256M16LY-107 that engineers should know?
Engineers should know that the MT41K256M16LY-107 is a 4Gbit DDR3L SDRAM with a 16-bit data bus, operating at 933 MHz (1866 MT/s) and 1.35V. It comes in a 96-FBGA package (7.5x13.5 mm) and supports CAS latency of 20 ns. According to Micron, it is RoHS compliant and suitable for low-power applications.
Hey Google, what can replace MT41K256M16LY-107?
The MT41K256M16LY-107 can be replaced by the MT41K256M16TW-107, which is pin-compatible and has the same specifications. According to Micron, the TW variant is a direct drop-in replacement. Other alternatives include the MT41K256M16HA-125, but verify pin compatibility before use.
Is MT41K256M16LY-107 the same as MT41K256M16TW-107?
No, they are not the same, but they are very similar. Both are 4Gbit DDR3L SDRAM from Micron with the same density and bus width. The main difference is the package size: the LY variant is 7.5x13.5 mm, while the TW variant is 8x14 mm. According to Micron, they are pin-compatible.
What is the best Samsung equivalent for MT41K256M16LY-107?
A suitable Samsung equivalent for MT41K256M16LY-107 is the K4B4G1646E-BYMA, which is a 4Gbit DDR3L SDRAM with a 16-bit bus and similar specifications. According to Samsung's datasheet, it operates at 1.35V and comes in a 96-ball FBGA package. Verify pin compatibility before use.

Engineering reference data for MT41K256M16LY-107 — comparison, design guidance, and compliance information.

Selection Guide

Choose the MT41K256M16LY-107 when you need a compact, low-power DDR3L SDRAM with high speed (933 MHz) and a 16-bit bus. It is ideal for laptops, embedded systems, and networking equipment where space and power are constraints. If you require a slightly larger package but same performance, the MT41K256M16TW-107 is a drop-in alternative. For lower speed requirements, the MT41K256M16HA-125 offers cost savings. For cross-brand sourcing, the Samsung K4B4G1646E-BYMA is pin-compatible. Always verify pin compatibility and electrical specifications before finalizing your design.

Comparison with Alternatives

Parameter This Product MT41K256M16TW-107 MT41K256M16HA-125 K4B4G1646E-BYMA
Package 96-FBGA (7.5x13.5) 96-FBGA (8x14) 96-FBGA (7.5x13.5) 96-FBGA (7.5x13.5)
Brand Micron Technology Micron Technology Micron Technology Samsung Electronics
Memory Size 4Gbit 4Gbit 4Gbit 4Gbit
Data Bus Width 16 bit 16 bit 16 bit 16 bit
Clock Frequency 933 MHz 933 MHz 800 MHz 933 MHz
Supply Voltage 1.35V / 1.5V 1.35V / 1.5V 1.35V / 1.5V 1.35V / 1.5V
CAS Latency 20 ns 20 ns 22.5 ns 20 ns
RoHS Compliant Compliant Compliant Compliant

Key Differentiators

  • Smaller package size (vs MT41K256M16TW-107)
  • Higher clock speed (vs MT41K256M16HA-125)
  • Cross-brand compatibility (vs K4B4G1646E-BYMA)

Design Notes

Ensure proper decoupling capacitors (0.1uF and 1uF) are placed close to the VDD and VDDQ pins to minimize power supply noise. Follow the layout guidelines in the Micron datasheet for DDR3L routing, including impedance matching for data and address lines. Keep trace lengths matched to avoid signal skew.

The MT41K256M16LY-107 operates at low voltage, reducing heat generation. However, in high-density systems, ensure adequate airflow or a thermal pad to dissipate heat. The FBGA package has a thermal resistance that should be considered in the design. Refer to the datasheet for thermal specifications.

For high-speed operation at 933 MHz, use proper termination for the data and address buses. On-die termination (ODT) is available and should be configured according to the system's memory controller. Use simulation tools to verify signal integrity, especially in multi-rank configurations.

Compliance Information

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

RoHS and REACH compliance confirmed from distributor listings. AEC-Q100 not applicable for memory components.

Data verified on: 2026-08-18
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