K4RHE086VP - Samsung 24Gb DDR5 DRAM | Samsung Electronics
MPN: K4RHE086VP ✓ Active| Qty | Unit Price | Extended |
|---|---|---|
| 1 | $12.5 | $12.50 |
| 10 | $11.9 | $119.00 |
| 100 | $11.2 | $1,120.00 |
| 500 | $10.6 | $5,300.00 |
| 1,000 | $9.9 | $9,900.00 |
Drop-in alternatives for K4RHE086VP — 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:
K4RHE086VB-BCWM
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$7.65 / Unit
View Datasheet →K4RHE165VB-BCWM
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View Datasheet →K4RAH086VP-BCWM
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View Datasheet →K4RAH086VE-BCWM
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$7.6 / Unit
View Datasheet →K4RAH086VB-BIWM
✅ Drop-In✓ In Stock
$4.85 / Unit
View Datasheet →K4RHE086VP Maximum Ratings & Electrical Characteristics
| Memory Type | DDR5 SDRAM |
| Density | 24 Gb |
| Organization | x8 |
| Process Node | 1a-class (D1a) |
| Package Type | FBGA |
| Mounting Type | Surface Mount |
| Interface Type | DDR5 (double data rate 5) |
| On-Die ECC | Yes (DDR5 standard feature) |
| Brand | Samsung Electronics |
| Product Family | Samsung K4RHE DDR5 series |
| Typical Application | Server / client DRAM modules |
K4RHE086VP fbga Pin Configuration Guide
Complete pinout information for K4RHE086VP (fbga package). This digital IC includes GPIO, communication interfaces (UART, SPI, I2C), and power pins. Refer to the manufacturer datasheet for alternate pin functions and configuration options. Essential for embedded system design and PCB layout.
No detailed pinout data available for K4RHE086VP.
Refer to the datasheet for full pin configuration.
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
K4RHE086VP is suitable for 6 applications: Data Center Server Memory (RDIMM), AI/ML Training and Inference Memory, High-Performance Client and Workstation DIMMs, Networking and Telecom Equipment, Storage Controllers and Enterprise SSDs, Test, Measurement and Emulation Systems.
Data Center Server Memory (RDIMM)
The K4RHE086VP fits data-center RDIMM designs where its 24 Gb density and x8 organization allow 64 GB-class modules to be built from fewer ICs than 16 Gb designs, cutting BOM count and register load on the fly-by CA bus. Samsung's D1a node improves bits-per-wafer and power efficiency, directly lowering server energy cost. Placed on a registered module with the DDR5 PMIC and SPD hub, the device operates in the DDR5 multi-gigabit data-rate class; designers must budget termination power and verify the exact speed bin against the platform's JEDEC SPD profile before qualification.
Recommended
AI/ML Training and Inference Memory
AI accelerators and training servers demand the highest bandwidth and capacity per socket, making 24 Gb DDR5 components like the K4RHE086VP a strong host-memory choice. Doubling die density raises capacity per rank, enabling large parameter sets to remain in host DRAM rather than spilling to storage. The x8 organization supports the subchannel topologies common in DDR5 server platforms. Trade-off consideration: HBM or GDDR remains preferable next to the accelerator die, but for capacity-heavy host memory the K4RHE086VP maximizes GB per DIMM slot and per watt on the D1a process.
Recommended
High-Performance Client and Workstation DIMMs
Workstation platforms benefit from the K4RHE086VP's 24 Gb density when building 48 GB and 96 GB non-binary module capacities, which DDR5 enables through on-die ECC and higher per-chip density. The FBGA-packaged x8 component interfaces directly to client memory controllers supporting DDR5 speed bins; designers should confirm the suffix speed grade matches the platform's supported JEDEC profile. Compared with populating two ranks of 16 Gb ICs, a single rank of 24 Gb devices reduces trace count, termination load, and module power for compact workstation and small-form-factor designs.
Recommended
Networking and Telecom Equipment
Routers, switches, and 5G infrastructure line cards use high-density DDR5 as packet-buffer and table memory, where the K4RHE086VP's 24 Gb capacity supports large flow tables with fewer components. The x8 organization suits 64-bit and 72-bit (with ECC) memory buses typical of networking designs. Samsung's D1a process delivers improved power efficiency, important for thermally constrained line-card designs. Designers must validate refresh behavior under sustained heavy traffic loads and confirm operating temperature range from the suffix datasheet, as telecom environments frequently exceed commercial grades.
Recommended
Storage Controllers and Enterprise SSDs
Enterprise SSD controllers use DDR5 DRAM as mapping-table (FTL) cache, and the K4RHE086VP's 24 Gb density allows a single DRAM to back multi-terabyte NAND arrays with a 1 GB-per-1 TB mapping ratio at reduced IC count. The DDR5 interface shortens table-lookup latency versus DDR4 at similar power, improving IOPS consistency. The x8 organization fits standard controller memory buses. Trade-off: LPDDR4/LPDDR5 may suit power-critical designs, but DDR5 offers higher capacity ceilings and ECC support that enterprise storage platforms require for data integrity.
Recommended
Test, Measurement and Emulation Systems
Memory test platforms, protocol analyzers, and DDR5 emulation systems require reference DDR5 components across all available densities; the K4RHE086VP provides a 24 Gb x8 reference device for validating controllers at the newest generation. Its D1a die represents the leading-edge Samsung node that future platforms will ship with, making it valuable for early silicon bring-up. Engineers characterizing on-die ECC behavior and DFE equalization use 24 Gb devices to stress the DDR5 channel. Confirm suffix-specific AC timing from the Samsung datasheet when building test patterns and margin-testing fixtures.
Recommended
Recommended Products Summary
Engineering reference data for K4RHE086VP — comparison, design guidance, and compliance information.
Selection Guide
Comparison with Alternatives
| Parameter | This Product | K4RHE086VB-BCWM | K4RHE165VB-BCWM | K4RAH086VP-BCWM |
|---|---|---|---|---|
| Package | FBGA | FBGA - same | FBGA - same family | FBGA - same family |
| Brand | Samsung Electronics | Samsung Electronics | Samsung Electronics | Samsung Electronics |
| Memory Type | DDR5 SDRAM | DDR5 SDRAM | DDR5 SDRAM | DDR5 SDRAM |
| Density | 24 Gb | 24 Gb | 24 Gb | 16 Gb |
| Organization | x8 | x8 | x16 | x8 (2Gx8) |
| Data Rate | [DATA_NEEDED] | [DATA_NEEDED] | [DATA_NEEDED] | 5600 Mbps |
| Process Node | 1a-class (D1a) | 1a-class (D1a) | 1a-class (D1a) | Prior DDR5 node |
| On-Die ECC | Yes (DDR5 standard) | Yes (DDR5 standard) | Yes (DDR5 standard) | Yes (DDR5 standard) |
Key Differentiators
- 24 Gb density doubles module capacity per IC (vs K4RAH086VP-BCWM)
- Latest-generation D1a process efficiency (vs K4RAH086VP-BCWM)
- x8 organization for standard server buses (vs K4RHE165VB-BCWM)
Design Notes
DDR5 channel margins are substantially tighter than DDR4 because of higher data rates and lower VDD (1.1 V class). Route DQ/DM/DBI as length-matched groups with controlled single-ended impedance, implement fly-by CA routing with DFE-aware receiver budgets, and follow Samsung's DDR5 design guide for reference voltage (VDDQ) decoupling. Simulate with IBIS models from the Samsung support portal for the exact speed bin before tape-out of DIMM or board-level memory interfaces.
DDR5 moves power management onto the module: the PMIC (typically a dedicated DDR5 PMIC IC) supplies VDD1/VDD2/VDDQ rails independently of the motherboard. Budget termination power carefully - at 24 Gb density with multiple ranks, idle versus active termination current differs significantly. Verify the exact VDD and VDDQ values plus tolerance windows from the suffix-specific datasheet; do not assume 1.1 V universally, as speed-grade variants can specify different operating points.
Do not qualify alternatives on the shortened base MPN alone. Suffix codes (speed bin, temperature, packing) change AC timing tables and compliance documents even when the core die is identical - K4RHE086VP versus K4RHE086VB-BCWM may differ in the exact supported JEDEC profile. Also verify SPD contents when changing density (16 Gb to 24 Gb); module topology and register settings are not transparent to the host controller. Always obtain the official Samsung datasheet for the complete orderable part number.
Compliance Information
Compliance statements are issued per complete orderable MPN including suffix. Retrieve the official Samsung environmental declaration for the full K4RHE086VP suffix code before relying on compliance data.
