Micron Technology

MT41K256M16RE-15E:D - 4Gb DDR3L SDRAM 256Mx16 | Micron

MPN: MT41K256M16RE-15E:D βœ“ Active
In Stock (99,999) Ships in 1-3 business days
1.283 V to 1.45 V (nominal 1.35 V) Vdss 96-FBGA (10x14 mm) Package SDRAM - DDR3L Memory
$12.5 USD / Unit
MOQ: 1 |
Volume Pricing
Qty Unit Price Extended
1 $12.5 $12.50
10 $11.2 $112.00
100 $9.8 $980.00
500 $8.5 $4,250.00
1,000 $7.2 $7,200.00
ℹ️ All prices are in USD

Drop-in alternatives for MT41K256M16RE-15E:D 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:

MT41K256M16RE-125:D

βœ… Drop-In
Micron Technology
πŸ“¦ 96-FBGA (10x14)
DDR3L SDRAM Β· 4 Gb Β· 256M x 16 Β· 1.35 V Β· 1600 MT/s Β· 11 Β· FBGA-96 (9x14 mm) Β· 0C to +95C (TC)

βœ“ 99,999 In Stock

$4.19 / Unit

View Datasheet β†’

MT41K256M16HA-125:E

βœ… Drop-In
Micron Technology
πŸ“¦ 96-FBGA (10x14)
DDR3L SDRAM Β· 4 Gbit Β· 256M x 16 Β· 800 MHz Β· 13.75 ns Β· 1.35 V (DDR3L) Β· 1.35 V Β· 96-FBGA (9x14 mm)

βœ“ 99,999 In Stock

$3.1 / Unit

View Datasheet β†’

MT41K256M16HA-107:E

βœ… Drop-In
πŸ“¦ 96-FBGA (10x14)
Higher speed grade: 933 MHz (DDR3L-1866)

πŸ“‹ Reference alternative (not in catalog)

MT41K256M16RE-15E IT:D

βœ… Drop-In
πŸ“¦ 96-FBGA (10x14)
Industrial temperature grade, same specs

πŸ“‹ Reference alternative (not in catalog)

MT41K256M16RE-15E:D

βœ… Drop-In
Micron Technology
πŸ“¦ 96-FBGA (10x14)
SDRAM - DDR3L Β· 4Gb (256M x 16) Β· 667 MHz (DDR3L-1333) Β· 13.5 ns Β· 1.283 V to 1.45 V (nominal 1.35 V) Β· 96-FBGA (10x14 mm) Β· Surface Mount Β· -40Β°C to 95Β°C (TC)

βœ“ 99,999 In Stock

$7.2 / Unit

View Datasheet β†’

MT41K256M16RE-15E:D

βœ… Drop-In
Micron Technology
πŸ“¦ 96-FBGA (10x14)
SDRAM - DDR3L Β· 4Gb (256M x 16) Β· 667 MHz (DDR3L-1333) Β· 13.5 ns Β· 1.283 V to 1.45 V (nominal 1.35 V) Β· 96-FBGA (10x14 mm) Β· Surface Mount Β· -40Β°C to 95Β°C (TC)

βœ“ 99,999 In Stock

$7.2 / Unit

View Datasheet β†’

MT41K256M16RE-15E:D Maximum Ratings & Electrical Characteristics

Memory Type SDRAM - DDR3L
Memory Size 4Gb (256M x 16)
Data Rate 667 MHz (DDR3L-1333)
Access Time 13.5 ns
Supply Voltage 1.283 V to 1.45 V (nominal 1.35 V)
Package 96-FBGA (10x14 mm)
Mounting Type Surface Mount
Operating Temperature -40Β°C to 95Β°C (TC)
Interface Parallel
Organization 256M x 16
CAS Latency 11 (typical)
Burst Length 8, 4
Number of Pins 96
RoHS Status Compliant
Lead-Free Yes

MT41K256M16RE-15E:D Pin Configuration

Electronic Component Package Diagram Default generic electronic component package diagram 1 2 3 Package
Pin A1 VDD β€” Power supply (1.35V)
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 VDDQ β€” I/O power supply (1.35V)
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 VDD β€” Power supply (1.35V)
Pin B2 DQ8 β€” Data input/output 8
Pin B3 DQ9 β€” Data input/output 9
Pin B4 VSS β€” Ground
Pin B5 DQ10 β€” Data input/output 10
Pin B6 DQ11 β€” Data input/output 11
Pin B7 VDDQ β€” I/O power supply (1.35V)
Pin B8 DQ12 β€” Data input/output 12
Pin B9 DQ13 β€” Data input/output 13
Pin B10 VSS β€” Ground
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 MT41K256M16RE-15E:D 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

MT41K256M16RE-15E:D is suitable for 6 applications: Embedded Computing, Networking Equipment, Industrial Automation, Automotive Infotainment, Medical Devices, Consumer Electronics.

πŸ–₯️

Embedded Computing

The MT41K256M16RE-15E:D provides high-density, low-power memory for embedded systems such as single-board computers and industrial PCs. Its 4Gb capacity and 16-bit interface allow efficient data processing, while the 1.35V operation reduces power consumption, extending battery life in portable devices. The industrial temperature range ensures reliable operation in harsh environments.

🌐

Networking Equipment

In networking equipment such as routers and switches, the MT41K256M16RE-15E:D offers the high bandwidth and low latency required for packet buffering and forwarding. Its 667 MHz data rate and 16-bit bus provide sufficient throughput for gigabit Ethernet applications. The low voltage operation helps manage thermal dissipation in dense networking hardware.

🏭

Industrial Automation

The MT41K256M16RE-15E:D is ideal for industrial automation systems that require reliable memory for control algorithms and data logging. Its industrial temperature range (-40Β°C to 95Β°C) ensures operation in factory environments. The 1.35V supply reduces power consumption, and the 96-ball FBGA package is robust for vibration-prone applications.

πŸš—

Automotive Infotainment

For automotive infotainment systems, the MT41K256M16RE-15E:D provides high-density memory for navigation, multimedia, and connectivity features. Its low power consumption is crucial for vehicle battery life, and the industrial temperature range supports under-hood and cabin environments. The 16-bit interface simplifies PCB design in space-constrained head units.

πŸ’Š

Medical Devices

In medical devices such as patient monitors and diagnostic equipment, the MT41K256M16RE-15E:D offers reliable, low-power memory for data acquisition and processing. Its high density supports complex algorithms, while the 1.35V operation reduces heat generation, which is critical for patient safety. The industrial temperature range ensures consistent performance in clinical settings.

πŸ“Ί

Consumer Electronics

The MT41K256M16RE-15E:D is used in consumer electronics like smart TVs, set-top boxes, and gaming consoles, where high bandwidth and low power are essential. Its 4Gb capacity supports HD video streaming and multitasking. The 1.35V supply helps meet energy efficiency standards, and the compact FBGA package fits slim device designs.

What is the memory size of MT41K256M16RE-15E:D?
The MT41K256M16RE-15E:D has a memory size of 4Gb (256M x 16). According to Micron's datasheet, it is organized as 256M words of 16 bits each, providing a total of 4,294,967,296 bits. This makes it suitable for applications requiring high-density memory.
What is the operating voltage of MT41K256M16RE-15E:D?
The MT41K256M16RE-15E:D operates at 1.35V nominal, with a range of 1.283V to 1.45V. This DDR3L device is designed for low-power operation, reducing power consumption by approximately 15% compared to standard 1.5V DDR3.
What is the data rate of MT41K256M16RE-15E:D?
The MT41K256M16RE-15E:D supports a data rate of 667 MHz, corresponding to DDR3L-1333. This means it can transfer data at 1333 MT/s (million transfers per second) on a 16-bit bus, providing a peak bandwidth of 2.67 GB/s.
What is the package type of MT41K256M16RE-15E:D?
The MT41K256M16RE-15E:D is housed in a 96-ball FBGA package measuring 10x14 mm. This surface-mount package is commonly used for DDR3L SDRAM and provides good thermal and electrical performance for high-speed memory.
What is the access time of MT41K256M16RE-15E:D?
The MT41K256M16RE-15E:D has an access time of 13.5 ns. This parameter indicates the time required to access data from the memory array, and it is a key factor in overall memory performance.
What is the operating temperature range of MT41K256M16RE-15E:D?
The MT41K256M16RE-15E:D operates over a temperature range of -40Β°C to 95Β°C (TC). This industrial temperature range makes it suitable for applications in harsh environments, such as automotive and industrial control systems.
Is MT41K256M16RE-15E:D RoHS compliant?
Yes, the MT41K256M16RE-15E:D is RoHS compliant and lead-free. According to the datasheet, it meets the requirements of the Restriction of Hazardous Substances directive, making it suitable for use in environmentally sensitive applications.
What is the difference between MT41K256M16RE-15E:D and MT41K256M16RE-125:D?
The MT41K256M16RE-15E:D and MT41K256M16RE-125:D are both 4Gb DDR3L SDRAMs with the same package and organization. The main difference is the speed grade: the -15E:D supports 667 MHz (DDR3L-1333), while the -125:D supports 800 MHz (DDR3L-1600). The -125:D is faster but may consume slightly more power.
Can MT41K256M16RE-15E:D be used in automotive applications?
Yes, the MT41K256M16RE-15E:D is suitable for automotive applications due to its industrial temperature range (-40Β°C to 95Β°C) and low power consumption. It is commonly used in infotainment systems, ADAS, and other automotive electronics that require reliable memory.
What is the price of MT41K256M16RE-15E:D?
As of 2026-08-18, the price of MT41K256M16RE-15E:D is approximately $12.50 for a single unit, with volume discounts available. For 1000 units, the price drops to around $7.20 per unit. Prices may vary by distributor and availability.
Where can I buy MT41K256M16RE-15E:D?
MT41K256M16RE-15E:D is available from major distributors such as DigiKey, Mouser, and Octopart. You can also purchase it directly from Micron or through authorized distributors. Check stock and pricing on these platforms for the best availability.
What is the lead time for MT41K256M16RE-15E:D?
The lead time for MT41K256M16RE-15E:D typically ranges from 4 to 8 weeks, depending on the distributor and order quantity. For large orders, it is advisable to contact the distributor for accurate lead time information.
What is the best drop-in replacement for MT41K256M16RE-15E:D?
The best drop-in replacement for MT41K256M16RE-15E:D is the MT41K256M16RE-125:D, which is pin-compatible and has the same package and organization, but supports a higher data rate of 800 MHz. Other alternatives include the MT41K256M16HA-125:E and MT41K256M16HA-107:E, which are also pin-compatible but may have different speed grades.
What are the key specifications of MT41K256M16RE-15E:D that engineers should know?
Engineers should know that the MT41K256M16RE-15E:D is a 4Gb DDR3L SDRAM with a 16-bit data bus, operating at 1.35V and 667 MHz. It has an access time of 13.5 ns, a 96-ball FBGA package, and an industrial temperature range of -40Β°C to 95Β°C. It supports burst lengths of 8 and 4, and includes features like on-die termination and auto-refresh.
Is MT41K256M16RE-15E:D the same as MT41K256M16RE-15E IT:D?
The MT41K256M16RE-15E:D and MT41K256M16RE-15E IT:D are essentially the same device, with the 'IT' suffix indicating an industrial temperature grade. Both have the same specifications, but the IT version is specifically rated for -40Β°C to 95Β°C operation. The standard version may have a narrower temperature range.

Engineering reference data for MT41K256M16RE-15E:D β€” comparison, design guidance, and compliance information.

Selection Guide

Choose the MT41K256M16RE-15E:D when you need a 4Gb DDR3L SDRAM with a balance of speed and power efficiency. It is ideal for applications requiring low voltage operation and industrial temperature range. If you need higher speed, consider the MT41K256M16RE-125:D (800 MHz) or MT41K256M16HA-107:E (933 MHz), but note they may consume more power. For automotive applications, the MT41K256M16RE-15E IT:D offers the same specs with a guaranteed industrial temperature grade. All alternatives are pin-compatible, allowing easy PCB reuse.

Comparison with Alternatives

Parameter This Product MT41K256M16RE-125:D MT41K256M16HA-125:E MT41K256M16HA-107:E
Package 96-FBGA (10x14) 96-FBGA (10x14) 96-FBGA (10x14) 96-FBGA (10x14)
Brand Micron Technology Micron Technology Micron Technology Micron Technology
Memory Size 4Gb (256M x 16) 4Gb (256M x 16) 4Gb (256M x 16) 4Gb (256M x 16)
Data Rate 667 MHz (DDR3L-1333) 800 MHz (DDR3L-1600) 800 MHz (DDR3L-1600) 933 MHz (DDR3L-1866)
Supply Voltage 1.35V 1.35V 1.35V 1.35V
Access Time 13.5 ns 13.5 ns 13.5 ns 13.5 ns
Operating Temperature -40Β°C to 95Β°C -40Β°C to 95Β°C -40Β°C to 95Β°C -40Β°C to 95Β°C
RoHS Compliant Compliant Compliant Compliant

Key Differentiators

  • Low voltage operation (1.35V) (vs MT41K256M16HA-125:E)
  • Industrial temperature range (vs MT41K256M16RE-125:D)
  • Wide availability (vs MT41K256M16HA-107:E)

Design Notes

For DDR3L memory, maintain controlled impedance of 40-50 ohms for data lines and 50-60 ohms for address/control lines. Keep trace lengths matched within 100 mils to ensure signal integrity. Use a solid ground plane and place decoupling capacitors (0.1uF and 1uF) close to each VDD and VDDQ pin.

The MT41K256M16RE-15E:D requires a clean 1.35V supply. Use a low-dropout regulator or a switching regulator with low ripple. Ensure the power supply can handle peak current spikes during refresh and burst operations. Add bulk capacitance (10uF) near the memory device to stabilize voltage.

Although the device operates at low voltage, ensure adequate airflow or heatsinking in high-temperature environments. The industrial temperature range is -40Β°C to 95Β°C, but junction temperature should be kept below 105Β°C for reliability. Use thermal vias under the FBGA package to improve heat dissipation.

Compliance Information

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

RoHS compliant and lead-free per datasheet. AEC-Q100 not applicable for DRAM. REACH and conflict minerals status not specified in provided data.

Data verified on: 2026-08-18
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