MT40A512M16JY-07EAIT:B - 8Gb DDR4 SDRAM 512Mx16 | Micron
部品番号: MT40A512M16JY-07EAIT:B ✓ 生産中| 数量 | 単価 | 小計 |
|---|---|---|
| 1 | $12.5 | $12.50 |
| 10 | $11.2 | $112.00 |
| 100 | $9.8 | $980.00 |
| 500 | $8.9 | $4,450.00 |
| 1,000 | $8.1 | $8,100.00 |
MT40A512M16JY-07EAIT:B 概要
DDR4 SDRAM (Double Data Rate 4 Synchronous Dynamic Random-Access Memory) is a type of volatile memory that transfers data on both edges of the clock signal, effectively doubling the data rate. It operates at a lower voltage (1.2V) compared to DDR3 (1.5V), reducing power consumption while offering higher speed and density. DDR4 is the industry standard for modern servers, desktops, and embedded systems, providing a balance of performance, capacity, and energy efficiency.
Key features of the MT40A512M16JY-07EAIT:B include a supply voltage of VDD = VDDQ = 1.2V ±60mV, VPP = 2.5V, and on-die, internal, adjustable VREFDQ generation. It supports 1.2V pseudo open-drain I/O and has a refresh time of 8192 cycles at TC temperature range: 64ms at -40°C to 85°C, 32ms at >85°C to 95°C, and 16ms at >95°C to 105°C. The device is AEC-Q100 qualified (indicated by the 'AIT' suffix), making it suitable for automotive applications.
The MT40A512M16JY-07EAIT:B utilizes Micron's advanced DRAM process technology, offering high reliability and performance. It features programmable data strobe preambles, on-die termination (ODT), and write leveling for improved signal integrity. The 96-ball FBGA package provides a compact footprint while enabling high-speed operation with minimal parasitic inductance.
Typical applications include automotive advanced driver-assistance systems (ADAS), infotainment systems, networking equipment, servers, and high-performance computing. Its automotive qualification and wide temperature range make it ideal for under-the-hood and in-cabin electronics.
When designing with this device, ensure proper decoupling capacitors are placed close to the VDD and VDDQ pins to minimize power supply noise. Follow Micron's layout guidelines for DDR4 routing to maintain signal integrity at 1.33 GHz.
ドロップイン代替品: MT40A512M16JY-07EAIT:B — 同一パッケージでピン互換。PCBの作り直しが必要な異なるパッケージの部品は除外されています。
このシリーズのバリエーション
同一シリーズでドロップイン互換のモデル: MT40A512M16JY-07EAIT:B （同一形状・フットプリント） — 相違点: Package, Data Rate, Burst Length, Interface, Operating Temperature.
クイック比較ツール — 並列比較する代替部品を選択:
MT40A512M16JY-075E AIT:B
✅ ドロップイン📋 参考代替品（カタログ未掲載）
MT40A512M16JY-062E IT:B
✅ ドロップイン📋 参考代替品（カタログ未掲載）
K4A8G165WB-BCTD
✅ ドロップイン ⚠️ 仕様未検証✓ 在庫あり
$37 / 個
データシートを見る →H5AN8G6NAFR-UHC
✅ ドロップイン ⚠️ 仕様未検証✓ 在庫あり
$5.7422 / 個
データシートを見る →NT5CC256M16DP-DI
✅ ドロップイン ⚠️ 仕様未検証✓ 在庫あり
$6.5 / 個
データシートを見る →MT40A512M16JY-07EAIT:B 最大定格＆電気的特性
| メモリタイプ | DDR4 SDRAM |
| メモリサイズ | 8 Gbit |
| メモリ構成 | 512M x 16 |
| Clock Frequency | 1.33 GHz |
| データレート | 2666 MT/s |
| Supply Voltage (VDD/VDDQ) | 1.2V ±60mV |
| VPP Voltage | 2.5V, -125mV, +250mV |
| インターフェース | Parallel |
| パッケージ | 96-FBGA (8x14) |
| 動作温度範囲 | -40°C to +105°C (AIT grade) |
| Refresh Time | 64ms at -40°C to 85°C, 32ms at >85°C to 95°C, 16ms at >95°C to 105°C |
| I/O Type | 1.2V pseudo open-drain |
| VREFDQ | On-die, internal, adjustable |
| AEC-Q100 | Qualified (AIT suffix) |
| RoHS | Compliant |
MT40A512M16JY-07EAIT:B ピン構成
| ピン A1 | VDD — Power supply |
| ピン A2 | DQ0 — Data input/output 0 |
| ピン A3 | DQ1 — Data input/output 1 |
| ピン A4 | VSS — Ground |
| ピン A5 | DQ2 — Data input/output 2 |
| ピン A6 | DQ3 — Data input/output 3 |
| ピン A7 | VDDQ — I/O power supply |
| ピン A8 | DQ4 — Data input/output 4 |
| ピン A9 | DQ5 — Data input/output 5 |
| ピン A10 | VSS — Ground |
| ピン A11 | DQ6 — Data input/output 6 |
| ピン A12 | DQ7 — Data input/output 7 |
主な用途
MT40A512M16JY-07EAIT:B の用途: 6 件s: Automotive ADAS, Networking Equipment, Industrial Automation, High-Performance Computing, Infotainment Systems, Edge AI and IoT Gateways.
Automotive ADAS
The MT40A512M16JY-07EAIT:B is AEC-Q100 qualified and operates over -40°C to +105°C, making it ideal for ADAS systems that require high-bandwidth memory for sensor fusion and real-time processing. Its 1.33 GHz clock and 8Gbit density support complex algorithms for object detection and decision-making. The 96-FBGA package allows compact PCB layouts in space-constrained automotive modules. With 1.2V operation, it minimizes power consumption, critical for battery-powered vehicles. The wide temperature range ensures reliable operation in engine compartments and under direct sunlight.
おすすめ
Networking Equipment
In networking switches and routers, the MT40A512M16JY-07EAIT:B provides high-speed packet buffering and routing table storage. Its 2666 MT/s data rate ensures low latency for data forwarding, while the 8Gbit capacity supports large routing tables and QoS queues. The 1.2V supply reduces power dissipation in dense line cards. The parallel interface simplifies integration with network processors and FPGAs. The 96-FBGA package is suitable for high-density PCB designs, and the automotive-grade temperature range ensures reliability in telecom shelters and data centers.
おすすめ
Industrial Automation
For industrial controllers and PLCs, the MT40A512M16JY-07EAIT:B offers reliable memory for program storage and data logging. Its wide temperature range (-40°C to +105°C) ensures operation in harsh factory environments. The 8Gbit density supports complex control algorithms and HMI graphics. The 1.2V operation reduces heat generation, extending the life of sealed enclosures. The AEC-Q100 qualification provides confidence in long-term reliability. The 96-FBGA package is compatible with standard industrial PCB manufacturing processes.
おすすめ
High-Performance Computing
In servers and workstations, the MT40A512M16JY-07EAIT:B provides high-bandwidth memory for data-intensive applications. Its 2666 MT/s data rate and 8Gbit capacity support virtualization, big data analytics, and AI inference. The 1.2V supply reduces power consumption in large memory arrays. The parallel interface allows easy integration with CPUs and GPUs. The 96-FBGA package enables high-density DIMM designs. The automotive-grade temperature range is a bonus for edge computing in harsh environments.
おすすめ
Infotainment Systems
The MT40A512M16JY-07EAIT:B is ideal for automotive infotainment, providing memory for navigation, multimedia, and connectivity. Its high bandwidth supports smooth video playback and responsive UI. The AEC-Q100 qualification ensures reliability in vehicle environments. The 8Gbit density allows storage of maps and media. The 1.2V operation reduces power draw, important for battery life. The 96-FBGA package is compact for dashboard integration. The wide temperature range covers both cabin and exterior-mounted displays.
おすすめ
Edge AI and IoT Gateways
For edge AI devices and IoT gateways, the MT40A512M16JY-07EAIT:B provides the memory capacity and speed needed for local inference and data aggregation. Its 8Gbit density supports neural network models, while the 2666 MT/s data rate enables real-time processing. The 1.2V supply is efficient for battery-powered devices. The automotive-grade temperature range allows deployment in outdoor and industrial settings. The 96-FBGA package is suitable for compact gateway designs. The parallel interface integrates with common SoCs and FPGAs.
おすすめ
おすすめ製品の概要
エンジニアリング参考データ: MT40A512M16JY-07EAIT:B — 比較、設計ガイダンス、コンプライアンス情報。
選定ガイド
代替品との比較
| パラメータ | この製品 | MT40A512M16JY-075E AIT:B | MT40A512M16JY-062E IT:B | K4A8G165WB-BCTD | H5AN8G6NAFR-UHC |
|---|---|---|---|---|---|
| Package | 96-FBGA (8x14) | 96-FBGA (8x14) | 96-FBGA (8x14) | 96-FBGA (8x14) | 96-FBGA (8x14) |
| Brand | Micron Technology | Micron Technology | Micron Technology | Samsung Electronics | SK Hynix |
| Memory Size | 8 Gbit | 8 Gbit | 8 Gbit | 8 Gbit | 8 Gbit |
| Organization | 512M x 16 | 512M x 16 | 512M x 16 | 512M x 16 | 512M x 16 |
| Clock Frequency | 1.33 GHz | 1.33 GHz | 1.6 GHz | 1.33 GHz | 1.33 GHz |
| Supply Voltage | 1.2V | 1.2V | 1.2V | 1.2V | 1.2V |
| Operating Temperature | -40°C to +105°C | -40°C to +105°C | -40°C to +95°C | -40°C to +95°C | -40°C to +95°C |
| AEC-Q100 | Qualified | Qualified | Qualified | Not qualified | Not qualified |
主な差別化要因
- Automotive grade (AEC-Q100) with extended temperature range （vs K4A8G165WB-BCTD)
- Higher speed grade option available （vs MT40A512M16JY-075E AIT:B)
- Cross-brand compatibility with major memory manufacturers （vs H5AN8G6NAFR-UHC)
設計ノート
Ensure stable power supply with VDD = VDDQ = 1.2V ±60mV and VPP = 2.5V. Use low-ESR decoupling capacitors (0.1uF and 1uF) placed close to each VDD and VDDQ pin. For VPP, use a 0.1uF capacitor to ground. Follow Micron's power distribution network guidelines to minimize voltage droop during high-speed switching.
Route DDR4 signals with controlled impedance (typically 40-50 ohms for single-ended, 80-100 ohms for differential). Maintain matched trace lengths for DQ, DQS, and address/command signals to ensure timing. Use ground planes beneath the memory to reduce noise. Refer to Micron's DDR4 PCB design guide for detailed layout rules.
The MT40A512M16JY-07EAIT:B operates up to +105°C, but ensure adequate airflow or heatsinking in high-temperature environments. The 96-FBGA package has a thermal resistance of approximately 20°C/W (theta_JA). For automotive applications, consider the ambient temperature and power dissipation to keep junction temperature within limits.
コンプライアンス情報
AEC-Q100 qualified per 'AIT' suffix. RoHS compliant per Micron product page.
