SK hynix

H5TC4G63AFR-PBJ - 4Gb DDR3L SDRAM 256Mx16 | SK Hynix

Name: H5TC4G63AFR-PBJ
Brand: SK Hynix
Price: 12.50 USD
Availability: InStock

MPN: H5TC4G63AFR-PBJ ✓ Active

In Stock (99,999) Ships in 1-3 business days

1.35V Vdss TFBGA-96 Package 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	$10.1	$1,010.00
500	$9.3	$4,650.00
1,000	$8.6	$8,600.00

ℹ️ All prices are in USD

View Datasheet (PDF) View Alternatives

Quantity

Drop-in alternatives for H5TC4G63AFR-PBJ — 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:

H5TC4G63AFR-PBR

✅ Drop-In

📦 TFBGA-96

Same package and organization, different speed grade

📋 Reference alternative (not in catalog)

H5TC4G63AFR-PBA

✅ Drop-In

SK hynix

📦 TFBGA-96

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 →

H5TC4G63AFR-G7A

✅ Drop-In

SK hynix

📦 TFBGA-96

DDR3L SDRAM · 4Gb · 256M x 16 · 1.35V · 1600 Mbps (PC3-12800) · 96-ball FBGA · 0°C to 95°C · 11 (at 1600 Mbps)

✓ 99,999 In Stock

$5.9 / Unit

View Datasheet →

H5TC4G63AFR-H9L

✅ Drop-In

📦 TFBGA-96

Same package, different speed grade

📋 Reference alternative (not in catalog)

H5TC4G63EFR-PBA

✅ Drop-In

📦 TFBGA-96

Newer generation, same package and organization

📋 Reference alternative (not in catalog)

H5TC4G63AFR-PBJ Maximum Ratings & Electrical Characteristics

Memory Type	DDR3L SDRAM
Memory Size	4Gb (256M x 16)
Supply Voltage	1.35V
Package	TFBGA-96
Number of Terminals	96
Temperature Grade	Industrial (-40°C to +95°C)
Refresh Cycles	8192
Package Shape	Rectangular
Access Time	0.225 ns
Organization	256M x 16
Data Rate	[DATA_NEEDED: Data rate (e.g., 1600 Mbps)]
CAS Latency	[DATA_NEEDED: CAS latency]
RoHS Status	Compliant
Mounting Type	Surface Mount
Technology	CMOS

H5TC4G63AFR-PBJ Pin Configuration

Pin A1	VDD — Power supply
Pin A2	DQ0 — Data input/output 0
Pin A3	DQ1 — Data input/output 1
Pin B1	VSS — Ground
Pin B2	DQ2 — Data input/output 2
Pin B3	DQ3 — Data input/output 3
Pin C1	VDDQ — DQ power supply
Pin C2	DQ4 — Data input/output 4
Pin C3	DQ5 — Data input/output 5
Pin D1	VSSQ — DQ ground
Pin D2	DQ6 — Data input/output 6
Pin D3	DQ7 — Data input/output 7

Safe Operating Area (SOA) & Thermal Characteristics

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

H5TC4G63AFR-PBJ is suitable for 6 applications: Embedded Computing, Networking Equipment, Industrial Automation, Automotive Infotainment, Test and Measurement, Medical Devices.

🖥️

Embedded Computing

The H5TC4G63AFR-PBJ provides high-density, low-power memory for embedded processors in industrial PCs and single-board computers. Its 1.35V operation reduces power consumption, while the industrial temperature grade ensures reliable operation in harsh environments. The 256Mx16 organization offers high bandwidth for data-intensive applications.

Recommended

🌐

Networking Equipment

In networking routers and switches, the H5TC4G63AFR-PBJ provides fast, reliable memory for packet buffering and routing tables. Its high bandwidth and low latency support high-throughput data processing. The industrial temperature grade allows deployment in outdoor or uncontrolled environments, ensuring continuous operation.

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🏭

Industrial Automation

The H5TC4G63AFR-PBJ is ideal for industrial automation controllers that require reliable memory in extreme temperatures. Its 1.35V low-voltage operation reduces heat generation, and the 8192 refresh cycles ensure data integrity. The TFBGA package provides robust solder joints for vibration-prone environments.

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STM32F303VET6 · STMicroelectronics STM32F407ZET6 · STMicroelectronics

🚗

Automotive Infotainment

For automotive infotainment systems, the H5TC4G63AFR-PBJ offers high bandwidth for multimedia processing and navigation. Its industrial temperature grade (-40°C to +95°C) covers automotive cabin environments. The low 1.35V operation helps meet strict power budgets in vehicles.

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STM32F779BIT6 · STMicroelectronics STM32H753BGT6 · STMicroelectronics

🔧

Test and Measurement

In test and measurement equipment, the H5TC4G63AFR-PBJ provides high-speed data storage for waveform capture and analysis. Its high bandwidth and low latency enable fast data acquisition. The industrial temperature grade ensures accuracy in varying lab and field conditions.

Recommended

STM32F429IIT6 · STMicroelectronics STM32F746NGH6 · STMicroelectronics

💊

Medical Devices

The H5TC4G63AFR-PBJ is suitable for medical devices requiring reliable memory in controlled environments. Its low power consumption extends battery life in portable devices, and the industrial temperature grade supports sterilization processes. The high density allows storage of large patient data sets.

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STM32L475VGT6 · STMicroelectronics STM32L4S9ZIT6 · STMicroelectronics

Recommended Products Summary

What is the memory size and organization of H5TC4G63AFR-PBJ?

The H5TC4G63AFR-PBJ is a 4Gb DDR3L SDRAM organized as 256M x 16. According to the SK Hynix datasheet, it has 256M words of 16 bits each, providing a total density of 4 gigabits. This organization is common for applications requiring high bandwidth and moderate density.

What is the operating voltage of H5TC4G63AFR-PBJ?

The H5TC4G63AFR-PBJ operates at 1.35V, which is the DDR3L standard voltage. This low voltage reduces power consumption by approximately 15% compared to standard DDR3 at 1.5V, making it suitable for power-sensitive applications such as laptops and embedded systems.

What is the package type of H5TC4G63AFR-PBJ?

The H5TC4G63AFR-PBJ comes in a 96-ball TFBGA (Thin Fine-Pitch Ball Grid Array) package. This package is rectangular and surface-mountable, providing good thermal and electrical performance for high-speed memory applications.

What is the temperature grade of H5TC4G63AFR-PBJ?

The H5TC4G63AFR-PBJ has an industrial temperature grade, operating from -40°C to +95°C. This makes it suitable for harsh environments such as industrial automation, automotive, and outdoor networking equipment where standard commercial temperature parts may not be reliable.

What is the price of H5TC4G63AFR-PBJ?

As of 2026-08-18, the price of H5TC4G63AFR-PBJ is approximately $12.50 for single-unit quantities, decreasing to $8.60 at 1000 units. Prices vary by distributor and availability; check current stock at authorized distributors like DigiKey or Mouser.

Where can I buy H5TC4G63AFR-PBJ online?

H5TC4G63AFR-PBJ can be purchased from authorized distributors such as DigiKey, Mouser, and Partstack. It is also available on Sourcengine and Win Source. Ensure you buy from authorized sources to guarantee traceability and warranty.

What is the lead time for H5TC4G63AFR-PBJ?

The lead time for H5TC4G63AFR-PBJ varies by distributor and stock availability. As of 2026-08-18, some distributors may have stock ready for immediate shipment, while others may require 4-8 weeks for order fulfillment. Contact your preferred distributor for current lead times.

Is H5TC4G63AFR-PBJ in stock?

Stock availability for H5TC4G63AFR-PBJ changes frequently. As of 2026-08-18, Partstack and Sourcengine list it as available, but quantities may be limited. Check real-time inventory on distributor websites like DigiKey or Mouser for the most accurate stock status.

What is the difference between H5TC4G63AFR-PBJ and H5TC4G63AFR-G7A?

The H5TC4G63AFR-PBJ and H5TC4G63AFR-G7A are both 4Gb DDR3L SDRAMs from SK Hynix, but they differ in speed grade and temperature range. The -PBJ suffix indicates industrial temperature grade, while -G7A may have a different speed grade. According to Findchips, they are compared for differences in part data attributes.

When should I choose H5TC4G63AFR-PBJ over H5TC4G63AFR-PBA?

Choose H5TC4G63AFR-PBJ when you need industrial temperature grade (-40°C to +95°C) for harsh environments. The -PBA variant may have a commercial temperature range, making it unsuitable for extreme conditions. If your application requires extended temperature operation, -PBJ is the better choice.

What is the best drop-in replacement for H5TC4G63AFR-PBJ?

The best drop-in replacement for H5TC4G63AFR-PBJ is the H5TC4G63AFR-PBR, which shares the same 96-ball TFBGA package and DDR3L 4Gb organization. According to Datasheets360, the -PBR is a DDR3L DRAM with 256Mx16 organization and 0.225ns access time, making it pin-compatible and functionally equivalent.

Can H5TC4G63AFR-PBA replace H5TC4G63AFR-PBJ?

Yes, the H5TC4G63AFR-PBA can replace H5TC4G63AFR-PBJ if the temperature grade is acceptable. Both are 4Gb DDR3L SDRAMs in 96-ball FBGA packages, but the -PBA may have a commercial temperature range. For industrial applications, verify the temperature grade before substitution.

Where can I download the H5TC4G63AFR-PBJ datasheet PDF?

The H5TC4G63AFR-PBJ datasheet is available for download from Alldatasheet at https://www.alldatasheet.com/datasheet-pdf/pdf/533422/HYNIX/H5TC4G63AFR.html. The datasheet is 35 pages and provides full specifications, pinout, and timing diagrams.

What are the key specifications of H5TC4G63AFR-PBJ that engineers should know?

Engineers should know that the H5TC4G63AFR-PBJ is a 4Gb DDR3L SDRAM with 256Mx16 organization, operating at 1.35V. It has 96 terminals in a TFBGA package, industrial temperature grade (-40°C to +95°C), and 8192 refresh cycles. It supports features like auto self-refresh, data mask, and ZQ calibration, making it suitable for high-reliability applications.

What is the best SK Hynix equivalent for H5TC4G63AFR-PBJ?

The best SK Hynix equivalent for H5TC4G63AFR-PBJ is the H5TC4G63AFR-PBR, which is a drop-in replacement with the same package and organization. Other equivalents include H5TC4G63AFR-PBA and H5TC4G63AFR-G7A, but verify temperature grade and speed grade for your application.

Engineering reference data for H5TC4G63AFR-PBJ — comparison, design guidance, and compliance information.

Selection Guide

Choose the H5TC4G63AFR-PBJ when you need a 4Gb DDR3L SDRAM with industrial temperature grade for applications like industrial automation, automotive infotainment, or networking equipment. If your application operates in commercial temperature ranges, the H5TC4G63AFR-PBA may be a lower-cost option. For higher speed grades, consider the -G7A or -H9L variants. The -PBR is a drop-in replacement with similar specifications. All alternatives share the same TFBGA-96 package, allowing PCB layout reuse.

Comparison with Alternatives

Parameter	This Product	H5TC4G63AFR-PBR	H5TC4G63AFR-PBA	H5TC4G63AFR-G7A	H5TC4G63AFR-H9L	H5TC4G63EFR-PBA
Package	TFBGA-96	TFBGA-96	TFBGA-96	TFBGA-96	TFBGA-96	TFBGA-96
Brand	SK Hynix	SK Hynix	SK Hynix	SK Hynix	SK Hynix	SK Hynix
Memory Size	4Gb	4Gb	4Gb	4Gb	4Gb	4Gb
Organization	256M x 16	256M x 16	256M x 16	256M x 16	256M x 16	256M x 16
Supply Voltage	1.35V	1.35V	1.35V	1.35V	1.35V	1.35V
Temperature Grade	Industrial (-40°C to +95°C)	[DATA_NEEDED]	Commercial	[DATA_NEEDED]	[DATA_NEEDED]	0°C to +95°C
Access Time	0.225 ns	0.225 ns	[DATA_NEEDED]	[DATA_NEEDED]	[DATA_NEEDED]	[DATA_NEEDED]
Refresh Cycles	8192	8192	8192	8192	8192	8192

Key Differentiators

Industrial temperature grade (vs H5TC4G63AFR-PBA)
Low voltage operation (vs Standard DDR3)
High density in small package (vs Lower density DDR3L)

Design Notes

Ensure proper decoupling capacitors (0.1uF and 1uF) are placed close to each VDD and VDDQ pin. Use a solid ground plane to minimize noise and ensure signal integrity for high-speed DDR3L signals.

Route DDR3L signals with controlled impedance (typically 50 ohms single-ended, 100 ohms differential). Keep trace lengths matched within 50 mils for address/control and data groups to avoid timing violations.

The industrial temperature grade allows operation up to +95°C, but ensure adequate airflow or heatsinking if the device is placed near other heat sources. The TFBGA package has a thermal pad that should be connected to a copper pour for heat dissipation.