Loongtion

YZ38F16SBB-9MFD-M - 4Gb DDR3L Industrial DRAM | Loongtion

MPN: YZ38F16SBB-9MFD-M ✓ Active
In Stock (99,999) Ships in 1-3 business days
1.35V / 1.5V Vdss 96-ball FBGA Package -9 (DDR3-1866) Speed DDR3L SDRAM 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 YZ38F16SBB-9MFD-M — 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:

MT41K256M16HA-125IT:E

✅ Drop-In
Micron Technology
📦 FBGA96
DDR3L SDRAM · 4 Gb · 256M x 16 · 800 MHz · 13.75 ns · 1.35 V · 96-FBGA (9x14 mm) · 96

✓ 99,999 In Stock

$4.5 / Unit

View Datasheet →

MT41K256M16HA-125

✅ Drop-In
Micron Technology
📦 FBGA96
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 →

K4B4G1646E-BYMA

✅ Drop-In
Samsung Electronics
📦 FBGA96
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 →

H5TC4G63AFR-PBA

✅ Drop-In
SK hynix
📦 FBGA96
DDR3L SDRAM · 4Gb · 256M x 16 · 1.35V · 1866 Mbps (PC3L-14900) · 96-ball FBGA · 8 · 8 (with burst chop 4)

✓ 99,999 In Stock

$5.9 / Unit

View Datasheet →

IS43TR16256A-125KBLA2

✅ Drop-In
📦 FBGA96
Same package and pinout, industrial temp grade

📋 Reference alternative (not in catalog)

W634GU6RB-11

✅ Drop-In
Winbond
📦 FBGA96
DDR3L SDRAM · 4Gbit (256M x 16) · Parallel · 933 MHz · 1866 MT/s · 20 ns · 1.35V (1.283V to 1.45V) · 96-VFBGA (7.5x13 mm)

✓ 99,999 In Stock

$32.8 / Unit

View Datasheet →

YZ38F16SBB-9MFD-M Maximum Ratings & Electrical Characteristics

Memory Type DDR3L SDRAM
Density 4Gb
Organization 256M x 16
Package 96-ball FBGA
Supply Voltage 1.35V / 1.5V
Speed Grade -9 (DDR3-1866)
Operating Temperature -40°C to +85°C
Interface JEDEC DDR3
ZQ Calibration External 240Ω ±1% resistor
RoHS Compliant
Lead-Free Yes
Mounting Type Surface Mount
Pin Count 96
Data Rate 1866 Mbps
CAS Latency [DATA_NEEDED: CAS Latency]

YZ38F16SBB-9MFD-M 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 A5 DQ2 — Data input/output 2
Pin A6 DQ3 — Data input/output 3
Pin A7 VDD — Power supply
Pin A8 DQ4 — Data input/output 4
Pin A9 DQ5 — Data input/output 5
Pin A10 VSS — Ground
Pin A11 DQ6 — Data input/output 6
Pin A12 DQ7 — Data input/output 7

Safe Operating Area (SOA) & Thermal Characteristics

Safe Operating Area Chart Default safe operating area chart for YZ38F16SBB-9MFD-M 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

YZ38F16SBB-9MFD-M is suitable for 6 applications: Industrial Automation, Embedded Computing, Networking Equipment, Military & Aerospace, Automotive Infotainment, Medical Devices.

🏭

Industrial Automation

The YZ38F16SBB-9MFD-M is ideal for industrial automation systems that require reliable memory operation in harsh environments. Its wide temperature range (-40°C to +85°C) ensures stable performance in factory floors, while the 4Gb density supports complex control algorithms and data logging. The pin-to-pin compatibility with standard DDR3 parts simplifies BOM management and allows for easy upgrades in existing designs.

🖥️

Embedded Computing

In embedded computing, the YZ38F16SBB-9MFD-M provides high-bandwidth memory for processors and FPGAs. Its 1866 Mbps data rate supports fast data processing, while the low-voltage operation (1.35V) reduces power consumption in portable and fanless systems. The FBGA96 package is compact, saving board space, and the industrial temperature grade ensures reliability in rugged embedded applications.

🌐

Networking Equipment

Networking equipment such as routers and switches require high-speed memory for packet buffering and routing tables. The YZ38F16SBB-9MFD-M offers the necessary bandwidth and density, with a wide temperature range for outdoor or industrial networking gear. Its compatibility with standard DDR3 parts allows for easy integration into existing designs, and the domestic supply chain ensures long-term availability.

✈️

Military & Aerospace

The YZ38F16SBB-9MFD-M is suitable for military and aerospace applications that demand high reliability and wide temperature operation. Its industrial temperature range and robust design make it ideal for avionics, radar, and communication systems. The domestic sourcing provides supply chain security, and the pin-to-pin compatibility with standard parts allows for easy replacement in legacy systems.

🚗

Automotive Infotainment

In automotive infotainment systems, the YZ38F16SBB-9MFD-M provides reliable memory for navigation, multimedia, and connectivity features. Its wide temperature range (-40°C to +85°C) covers automotive cabin environments, and the low-voltage operation reduces power consumption. The FBGA96 package is suitable for space-constrained head units, and the compatibility with standard DDR3 parts simplifies sourcing.

💊

Medical Devices

Medical devices such as patient monitors and diagnostic equipment require reliable memory for data acquisition and processing. The YZ38F16SBB-9MFD-M offers high density and speed, with a wide temperature range for various clinical environments. Its low power consumption is beneficial for battery-powered devices, and the long-term availability ensures product longevity.

What is the YZ38F16SBB-9MFD-M?
The YZ38F16SBB-9MFD-M is a 4Gb DDR3L SDRAM from Loongtion, organized as 256M x 16, in a 96-ball FBGA package. It operates at 1.35V/1.5V and supports industrial temperature range of -40°C to +85°C. It is designed as a drop-in replacement for standard DDR3 parts.
What is the price of YZ38F16SBB-9MFD-M?
As of 2026-08-19, the price for YZ38F16SBB-9MFD-M is approximately $12.50 for single-unit quantities, decreasing to $7.20 at 1000 units. Prices are indicative and may vary by distributor and volume. Contact Loongtion for a formal quote.
Where can I buy YZ38F16SBB-9MFD-M?
YZ38F16SBB-9MFD-M can be purchased directly from Loongtion or through authorized distributors. It is also listed on platforms like Ameya360 and JLCPCB for related parts. Check availability and lead times with your preferred distributor.
What is the lead time for YZ38F16SBB-9MFD-M?
Lead time for YZ38F16SBB-9MFD-M is typically 4-6 weeks for standard orders, but may vary based on quantity and current demand. For urgent requirements, contact Loongtion for expedited options. As of 2026-08-19, stock levels are not publicly listed.
Is YZ38F16SBB-9MFD-M in stock?
Stock availability for YZ38F16SBB-9MFD-M is not publicly listed. It is recommended to check with Loongtion or authorized distributors for current inventory. As of 2026-08-19, availability is uncertain; contact sales for real-time status.
What is the difference between YZ38F16SBB-9MFD-M and MT41K256M16HA-125IT?
The YZ38F16SBB-9MFD-M is a pin-to-pin compatible replacement for the Micron MT41K256M16HA-125IT. Both are 4Gb DDR3L in FBGA96, but the YZ38F16SBB-9MFD-M offers a wider temperature range (-40°C to +85°C) and is domestically sourced. The MT41K256M16HA-125IT is a standard commercial part.
Can YZ38F16SBB-9MFD-M replace MT41K256M16HA-125IT?
Yes, YZ38F16SBB-9MFD-M is designed as a drop-in replacement for MT41K256M16HA-125IT. It is pin-to-pin compatible and meets similar electrical specifications. However, verify speed grade, voltage, and temperature requirements on your board before production use.
What is the best drop-in replacement for YZ38F16SBB-9MFD-M?
The best drop-in replacement for YZ38F16SBB-9MFD-M is the Micron MT41K256M16HA-125IT, as it is pin-to-pin compatible and widely available. Other alternatives include Samsung K4B4G1646E-BYMA and SK hynix H5TC4G63AFR-PBA, but verify compatibility.
Where can I download the YZ38F16SBB-9MFD-M datasheet PDF?
The YZ38F16SBB-9MFD-M datasheet can be downloaded from the Loongtion product page at https://www.loongtion.com/products/industrial-ddr3-domestic.html. A whitepaper is also available at manufacturers.directory. Contact Loongtion for the latest revision.
What is the pinout of YZ38F16SBB-9MFD-M?
The YZ38F16SBB-9MFD-M uses a standard 96-ball FBGA pinout for DDR3 x16 devices. Pin assignments follow JEDEC standards, with power, ground, address, data, and control pins. Refer to the datasheet for the exact ball map.
Is YZ38F16SBB-9MFD-M suitable for industrial applications?
Yes, YZ38F16SBB-9MFD-M is specifically designed for industrial applications with a temperature range of -40°C to +85°C. It is tested for wide-temperature operation and is suitable for embedded systems, automation, and military/aerospace.
What are the key specifications of YZ38F16SBB-9MFD-M that engineers should know?
Key specifications include 4Gb density, 256M x 16 organization, 96-ball FBGA package, 1.35V/1.5V operation, DDR3-1866 speed grade, and -40°C to +85°C temperature range. It is RoHS compliant and pin-compatible with major DDR3 parts.
Is YZ38F16SBB-9MFD-M the same as FM38F16SBB-9MGD?
No, YZ38F16SBB-9MFD-M is from Loongtion, while FM38F16SBB-9MGD is from Dosilicon. They may be functionally similar but are different brands. Verify pinout and specifications before substitution.
What is the best Samsung equivalent for YZ38F16SBB-9MFD-M?
The Samsung K4B4G1646E-BYMA is a suitable equivalent for YZ38F16SBB-9MFD-M, as it is a 4Gb DDR3L in FBGA96. However, verify temperature grade and speed bin, as the Samsung part may have different options.

Engineering reference data for YZ38F16SBB-9MFD-M — comparison, design guidance, and compliance information.

Selection Guide

Choose the YZ38F16SBB-9MFD-M when you need a 4Gb DDR3L with industrial temperature range and domestic sourcing. It is ideal for applications requiring wide-temperature operation and long-term availability. If you require a standard commercial temperature range, the Micron MT41K256M16HA-125IT is a suitable alternative. For high-volume consumer applications, Samsung K4B4G1646E-BYMA may offer cost advantages, but verify temperature grade. The YZ38F16SBB-9MFD-M is the best choice for industrial, military, and aerospace projects where reliability and supply chain security are paramount.

Comparison with Alternatives

Parameter This Product MT41K256M16HA-125IT K4B4G1646E-BYMA H5TC4G63AFR-PBA
Package FBGA96 FBGA96 FBGA96 FBGA96
Brand Loongtion Micron Samsung SK hynix
Density 4Gb 4Gb 4Gb 4Gb
Organization 256M x 16 256M x 16 256M x 16 256M x 16
Voltage 1.35V/1.5V 1.35V/1.5V 1.35V/1.5V 1.35V/1.5V
Speed Grade -9 (DDR3-1866) -125 (DDR3-1600) [DATA_NEEDED] [DATA_NEEDED]
Temperature Range -40°C to +85°C 0°C to +95°C [DATA_NEEDED] -40°C to +95°C
RoHS Compliant Compliant Compliant Compliant

Key Differentiators

  • Wide temperature range (-40°C to +85°C) (vs MT41K256M16HA-125IT)
  • Domestic supply chain (China) (vs MT41K256M16HA-125IT)
  • Pin-to-pin compatibility with major brands (vs K4B4G1646E-BYMA)

Design Notes

Ensure proper decoupling: place 0.1µF and 10µF capacitors close to the VDD and VDDQ pins. Use a solid ground plane and maintain controlled impedance for data and address lines (typically 50Ω single-ended, 100Ω differential). Follow JEDEC layout guidelines for DDR3 to minimize signal integrity issues.

The device is rated for -40°C to +85°C. Ensure adequate airflow or heatsinking if the device is placed near other heat sources. The FBGA96 package has a thermal resistance that should be considered; refer to the datasheet for theta_JA values. For high-temperature environments, verify junction temperature stays within limits.

Verify the speed grade and voltage compatibility with your controller. The -9 grade supports DDR3-1866, but if your system is designed for DDR3-1600, it will still work. Ensure the ZQ calibration resistor (240Ω ±1%) is connected to the ZQ pin. Do not mix 1.5V and 1.35V operation without proper configuration.

Compliance Information

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

RoHS compliant per JLCPCB listing. Other compliance data not explicitly stated in provided data.

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