Introduction
Struggling to find reliable, low-power DDR3 memory for your embedded project, industrial controller, or legacy system upgrade? The MT41K256M16TW-107 from Micron is the go-to 4Gb DDR3L SDRAM chip that delivers excellent performance at 1.35V while remaining backward-compatible with 1.5V systems.
This 256M x 16 organization chip runs at 1866 MT/s (CL=13) and is available in industrial temperature grades, making it perfect for Raspberry Pi Compute Module projects, FPGA boards, medical devices, and cost-sensitive servers.
In 2025, DDR3L memory continues to power millions of industrial and embedded devices, with demand steady despite newer standards. The MT41K256M16TW-107 stands out for its wide availability, proven reliability, and Micron’s long-term support.
In this ultimate MT41K256M16TW-107 review, you’ll learn how to interface it, see the full pinout, explore detailed specifications, find equivalents, and discover the best places to buy. Let’s dive in.
1.0 How to Interface the MT41K256M16TW-107
Interfacing this SDRAM requires a memory controller with precise timing setup.
1.1 Basic Interfacing Guide
- Connect VDD/VDDQ to 1.35V (or 1.5V for compatibility).
- Wire differential clocks (CK/CK#), address, bank, and data lines.
- Implement the JEDEC initialization sequence (reset, mode register writes).
- Configure ODT, write leveling, and ZQ calibration.
- Verify with memory tests and bandwidth benchmarks.
1.2 With Raspberry Pi and Arduino
While the Raspberry Pi SoC has built-in memory, the MT41K256M16TW-107 is popular for custom FPGA hats or Compute Module carrier boards. Arduino users typically pair it with external memory controllers or FPGA shields.
1.3 Timing and Controller Setup
Key parameters: tCK = 1.07 ns, CL=13, tRCD=tRP=13.91 ns. Use Micron’s IBIS models for signal integrity simulation.
External link: Full details in the official Micron MT41K256M16TW-107 datasheet.
2.0 MT41K256M16TW-107 Pinout and Package Details
2.1 Pin Functions Explained
96-ball FBGA with standard DDR3 x16 pinout: DQ0–DQ15, DQS/DQS#, DM, address A0–A13, BA0–BA2, RAS#/CAS#/WE#, CKE, CS#, etc.
2.2 Footprint and PCB Layout Tips
8 mm x 14 mm package with 0.8 mm ball pitch. Use 4–6 layer PCB, impedance-controlled traces, and proper termination for high-speed operation.
2.3 Package Options
Available in commercial and industrial (IT) temperature grades. Pb-free and RoHS compliant.
3.0 Full Specifications and Timing Parameters
3.1 Key Electrical Specs
- Density: 4 Gbit (256M x 16)
- Voltage: 1.35V (DDR3L), backward compatible to 1.5V
- Speed Grade: -107 (1866 MT/s, CL=13)
- Organization: 32M x 16 x 8 banks
- Package: 96-ball FBGA (8x14 mm)
3.2 Performance and Power Consumption
Low standby and self-refresh current make it ideal for power-sensitive designs.
3.3 Temperature and Reliability
Industrial grade supports –40°C to +95°C with extended refresh options.
Comparison Table
| Parameter | MT41K256M16TW-107 | Typical DDR3 Competitor |
|---|---|---|
| Voltage | 1.35V (DDR3L) | 1.5V |
| Speed | 1866 MT/s | 1600 MT/s |
| Temp Range | –40°C to +95°C (IT) | 0°C to +85°C |
| Package | 96-FBGA | 96-FBGA |
4.0 MT41K256M16TW-107 Equivalents and Alternatives
4.1 Direct Equivalents
Other Micron speed/temperature variants and pin-compatible parts from Samsung or SK Hynix (e.g., K4B2G1646 series with matching specs).
4.2 Upgrade Paths
For new designs, consider Micron DDR4 equivalents like MT40A512M16 or move to LPDDR4 for lower power.
4.3 When to Choose This Chip
Perfect for cost-sensitive, long-lifecycle industrial and embedded projects where DDR3 ecosystem is already established.
Internal link: Explore our DDR memory and embedded RAM collection.
Conclusion
The MT41K256M16TW-107 remains one of the most reliable and widely available 4Gb DDR3L SDRAM chips on the market. Its low-voltage design, industrial temperature options, and proven Micron quality make it the smart choice for embedded, industrial, and cost-sensitive designs well into 2026 and beyond.
As memory technology evolves, this chip continues to deliver outstanding value for projects that don’t require the latest DDR4/DDR5 speeds.
Ready to add the MT41K256M16TW-107 to your next project? Visit aichiplink.com today for current stock, competitive pricing, and expert technical support. Your perfect memory solution is just one click away!
Frequently Asked Questions
What is the MT41K256M16TW-107 used for?
A 4Gb DDR3L SDRAM chip ideal for embedded systems, industrial controllers, medical equipment, and legacy server upgrades.
Is it low-voltage DDR3L?
Yes — 1.35V operation for lower power, fully backward compatible with 1.5V DDR3 systems.
Can it be used with Raspberry Pi?
Common in custom Compute Module carrier boards and FPGA-based Pi expansions.
What does the “-107” mean?
Speed grade for 1866 MT/s (CL=13) operation.
Is it still available and supported in 2026?
Yes — Micron continues production for industrial and long-lifecycle markets.
