K4B4G1646D-BMK0 - 4Gb DDR3L SDRAM 256Mx16 1600Mbps | Samsung
MPN: K4B4G1646D-BMK0 ✓ Hoạt độngK4B4G1646D-BMK0 Tóm tắt
DDR3L SDRAM is a type of double data rate synchronous dynamic random-access memory that operates at a lower voltage (1.35V) compared to standard DDR3 (1.5V), reducing power consumption by approximately 15-20% while maintaining similar performance. It is part of the DDR3 memory family, which is widely used in computing, networking, and embedded systems. The K4B4G1646D-BMK0 is a key component in the memory hierarchy, providing high-speed data storage and retrieval for processors and controllers.
Key features include a density of 4Gb, an organization of 256M x 16, and a data rate of 1600 Mbps. The device supports a temperature range of -40°C to 95°C, making it suitable for industrial applications. The 96FBGA package offers a compact footprint with excellent thermal and electrical performance. The device is also lead-free and halogen-free, ensuring environmental compliance.
Technically, the K4B4G1646D-BMK0 utilizes Samsung's advanced D-die process technology, which enhances performance and reliability. The device features programmable CAS latency, burst lengths of 8 and 4 (with burst chop), and on-die termination (ODT) for improved signal integrity. It supports auto self-refresh and partial array self-refresh for power saving. The 1.35V operation reduces power dissipation, making it ideal for battery-powered and thermally constrained systems.
Typical applications include industrial computing, networking equipment, automotive infotainment, and medical devices. The wide temperature range and low power consumption make it suitable for harsh environments. In networking, it provides high-bandwidth memory for routers and switches; in automotive, it supports advanced driver-assistance systems (ADAS) and infotainment; in medical, it enables reliable data processing in diagnostic equipment.
When designing with this device, ensure proper decoupling capacitors near the power pins and follow the layout guidelines in the datasheet to minimize signal integrity issues. The device requires a 1.35V supply and a separate VDDQ, and the reference voltage (VREF) should be carefully routed. For high-speed operation, impedance matching and trace length matching are critical.
Bộ thay thế dễ dàng lắp đặt cho K4B4G1646D-BMK0 — cùng gói, chân-to-chân tương thích. Các bộ phận yêu cầu hàn PCB bị loại trừ.
Các biến thể trong loạt này
Các mẫu cùng loạt có thể lắp đặt dễ dàng tương thích với K4B4G1646D-BMK0 (cùng hình factor và footprint) — khác nhau ở Data Rate, Package, CAS Latency, Operating Temperature, Supply Voltage.
K4B4G1646D-BMH9
✅ Drop-InLiên hệ để biết giá
Xem tài liệu →K4B4G1646E-BYK0
✅ Drop-InLiên hệ để biết giá
Xem tài liệu →K4B4G1646F-BYK0
✅ Drop-InLiên hệ để biết giá
Xem tài liệu →MT41K256M16HA-125
✅ Drop-In ⚠️ Thông số chưa được xác minh✗ Hết hàng
$6.3636 / Đơn vị
Xem tài liệu →NT5CB256M16CP-DI
✅ Drop-In ⚠️ Thông số chưa được xác minhLiên hệ để biết giá
Xem tài liệu →IS43TR16256A-125KBLA2
✅ Drop-In ⚠️ Thông số chưa được xác minh📋 Tham chiếu thay thế (không có trong danh mục)
K4B4G1646D-BMK0 Tỷ lệ tối đa & tính chất điện
| Density | 4 Gb |
| Tổ chức | 256M x 16 |
| Speed Grade | 1600 Mbps (PC3L-12800) |
| Voltage | 1.35 V |
| Nhiệt độ hoạt động | -40°C to 95°C |
| Hộp | 96FBGA (TFBGA) |
| Kiểu bộ nhớ | DDR3L SDRAM |
| Die Version | D-die |
| Lead-Free | Yes |
| Đông trùng haogen | Yes |
| RoHS Compliant | Yes |
| Number of Terminals | 96 |
| Package Code | TFBGA |
| Number of Functions | 1 |
| Tốc độ dữ liệu | 1600 Mbps |
Cấu hình chân K4B4G1646D-BMK0
| Chân A1 | VDD — Power supply (1.35V) |
| Chân A2 | DQ0 — Data input/output 0 |
| Chân A3 | DQ1 — Data input/output 1 |
| Chân A4 | VSS — Ground |
| Chân A5 | DQ2 — Data input/output 2 |
| Chân A6 | DQ3 — Data input/output 3 |
| Chân A7 | VDD — Power supply |
| Chân A8 | DQ4 — Data input/output 4 |
| Chân A9 | DQ5 — Data input/output 5 |
| Chân A10 | VSS — Ground |
| Chân A11 | DQ6 — Data input/output 6 |
| Chân A12 | DQ7 — Data input/output 7 |
| Chân B1 | VDDQ — I/O power supply |
| Chân B2 | DQ8 — Data input/output 8 |
| Chân B3 | DQ9 — Data input/output 9 |
| Chân B4 | VSSQ — I/O ground |
| Chân B5 | DQ10 — Data input/output 10 |
| Chân B6 | DQ11 — Data input/output 11 |
| Chân B7 | VDDQ — I/O power supply |
| Chân B8 | DQ12 — Data input/output 12 |
| Chân B9 | DQ13 — Data input/output 13 |
| Chân B10 | VSSQ — I/O ground |
| Chân B11 | DQ14 — Data input/output 14 |
| Chân B12 | DQ15 — Data input/output 15 |
| Chân C1 | VSS — Ground |
| Chân C2 | DQS0 — Data strobe 0 |
| Chân C3 | DQS#0 — Data strobe 0 complement |
| Chân C4 | VDD — Power supply |
| Chân C5 | DQS1 — Data strobe 1 |
| Chân C6 | DQS#1 — Data strobe 1 complement |
| Chân C7 | VSS — Ground |
| Chân C8 | DQS2 — Data strobe 2 |
| Chân C9 | DQS#2 — Data strobe 2 complement |
| Chân C10 | VDD — Power supply |
| Chân C11 | DQS3 — Data strobe 3 |
| Chân C12 | DQS#3 — Data strobe 3 complement |
| Chân D1 | VDDQ — I/O power supply |
| Chân D2 | DM0 — Data mask 0 |
| Chân D3 | VSSQ — I/O ground |
| Chân D4 | DM1 — Data mask 1 |
| Chân D5 | VDDQ — I/O power supply |
| Chân D6 | DM2 — Data mask 2 |
| Chân D7 | VSSQ — I/O ground |
| Chân D8 | DM3 — Data mask 3 |
| Chân D9 | VDDQ — I/O power supply |
| Chân D10 | VSSQ — I/O ground |
| Chân D11 | VDDQ — I/O power supply |
| Chân D12 | VSSQ — I/O ground |
| Chân E1 | A0 — Address input 0 |
| Chân E2 | A1 — Address input 1 |
| Chân E3 | A2 — Address input 2 |
| Chân E4 | A3 — Address input 3 |
| Chân E5 | A4 — Address input 4 |
| Chân E6 | A5 — Address input 5 |
| Chân E7 | A6 — Address input 6 |
| Chân E8 | A7 — Address input 7 |
| Chân E9 | A8 — Address input 8 |
| Chân E10 | A9 — Address input 9 |
| Chân E11 | A10/AP — Address input 10 / auto-precharge |
| Chân E12 | A11 — Address input 11 |
| Chân F1 | A12 — Address input 12 |
| Chân F2 | A13 — Address input 13 |
| Chân F3 | A14 — Address input 14 |
| Chân F4 | BA0 — Bank address 0 |
| Chân F5 | BA1 — Bank address 1 |
| Chân F6 | BA2 — Bank address 2 |
| Chân F7 | RAS# — Row address strobe |
| Chân F8 | CAS# — Column address strobe |
| Chân F9 | WE# — Write enable |
| Chân F10 | CS# — Chip select |
| Chân F11 | CKE — Clock enable |
| Chân F12 | ODT — On-die termination |
| Chân G1 | VDD — Power supply |
| Chân G2 | VSS — Ground |
| Chân G3 | VDD — Power supply |
| Chân G4 | VSS — Ground |
| Chân G5 | VDD — Power supply |
| Chân G6 | VSS — Ground |
| Chân G7 | VDD — Power supply |
| Chân G8 | VSS — Ground |
| Chân G9 | VDD — Power supply |
| Chân G10 | VSS — Ground |
| Chân G11 | VDD — Power supply |
| Chân G12 | VSS — Ground |
| Chân H1 | CK — Clock input |
| Chân H2 | CK# — Clock input complement |
| Chân H3 | VDDQ — I/O power supply |
| Chân H4 | VSSQ — I/O ground |
| Chân H5 | VDDQ — I/O power supply |
| Chân H6 | VSSQ — I/O ground |
| Chân H7 | VDDQ — I/O power supply |
| Chân H8 | VSSQ — I/O ground |
| Chân H9 | VDDQ — I/O power supply |
| Chân H10 | VSSQ — I/O ground |
| Chân H11 | VDDQ — I/O power supply |
| Chân H12 | VSSQ — I/O ground |
| Chân J1 | RESET# — Reset input |
| Chân J2 | VDD — Power supply |
| Chân J3 | VSS — Ground |
| Chân J4 | VDD — Power supply |
| Chân J5 | VSS — Ground |
| Chân J6 | VDD — Power supply |
| Chân J7 | VSS — Ground |
| Chân J8 | VDD — Power supply |
| Chân J9 | VSS — Ground |
| Chân J10 | VDD — Power supply |
| Chân J11 | VSS — Ground |
| Chân J12 | VDD — Power supply |
Ứng dụng tiêu biểu
K4B4G1646D-BMK0 phù hợp cho 6 Áp dụngs: Industrial Computing, Networking Equipment, Automotive Infotainment, Medical Devices, Embedded Systems, Test and Measurement.
Industrial Computing
The K4B4G1646D-BMK0 is ideal for industrial computing systems that require reliable operation in harsh environments. Its industrial temperature range (-40°C to 95°C) ensures functionality in extreme conditions, while the 1.35V low-voltage operation reduces power consumption and heat generation. The 1600 Mbps data rate provides sufficient bandwidth for industrial control and data acquisition. In PLCs and industrial PCs, this memory supports real-time processing and data logging. The 96FBGA package offers a compact footprint for space-constrained designs. Recommended companion products include the NXP i.MX6ULL processor and the TI TPS51200 DDR termination regulator.
Được đề xuất
Networking Equipment
In networking equipment such as routers and switches, the K4B4G1646D-BMK0 provides high-bandwidth memory for packet buffering and forwarding. The 1600 Mbps data rate supports high-throughput data processing, while the 1.35V operation minimizes power dissipation in dense line cards. The industrial temperature range allows deployment in uncontrolled environments like remote telecom shelters. The 256M x 16 organization offers a good balance between capacity and bus width, simplifying PCB routing. For optimal performance, pair with a network processor like the Intel IXP2800 and use proper decoupling capacitors. The device's low power consumption also aids in meeting energy efficiency standards.
Được đề xuất
Automotive Infotainment
The K4B4G1646D-BMK0 is suitable for automotive infotainment systems that require robust memory in a wide temperature range. Its -40°C to 95°C operating range covers automotive cabin and under-hood conditions. The 1.35V low-voltage operation reduces power consumption, which is critical in vehicles with limited electrical budgets. The 1600 Mbps speed supports smooth multimedia playback and navigation. The 96FBGA package is compact and reliable for vibration-prone environments. For automotive applications, consider using the AEC-Q100 qualified version if available. Pair with an automotive-grade SoC like the Qualcomm Snapdragon Automotive Platform and ensure proper EMC protection.
Được đề xuất
Medical Devices
In medical devices such as patient monitors and diagnostic equipment, the K4B4G1646D-BMK0 provides reliable memory for data acquisition and processing. The industrial temperature range ensures operation in clinical environments, and the low power consumption is beneficial for battery-powered portable devices. The 1600 Mbps data rate supports real-time signal processing and image rendering. The lead-free and halogen-free construction meets medical device environmental standards. The 96FBGA package allows for compact PCB designs, which is essential for handheld devices. For medical applications, ensure compliance with IEC 60601 standards and use isolated power supplies. Pair with a medical-grade microcontroller like the STM32L4 series.
Được đề xuất
Embedded Systems
The K4B4G1646D-BMK0 is a versatile memory solution for embedded systems requiring a balance of performance and power efficiency. Its 1.35V operation reduces power consumption, making it ideal for battery-powered IoT devices and portable instruments. The 1600 Mbps data rate provides ample bandwidth for embedded processors and FPGAs. The industrial temperature range supports outdoor and industrial deployments. The 96FBGA package is suitable for space-constrained designs. For embedded applications, consider using a processor with a DDR3L controller, such as the NXP i.MX6 or Xilinx Zynq. Ensure proper signal integrity by following layout guidelines in the datasheet.
Được đề xuất
Test and Measurement
In test and measurement equipment like oscilloscopes and logic analyzers, the K4B4G1646D-BMK0 provides high-speed memory for data buffering and waveform storage. The 1600 Mbps data rate enables fast data acquisition, while the 1.35V operation reduces heat in benchtop instruments. The industrial temperature range ensures stable operation in lab environments. The 256M x 16 organization offers sufficient depth for long recordings. The 96FBGA package allows for compact instrument designs. For high-speed data capture, pair with an FPGA like the Xilinx Kintex-7 and use proper termination. The device's low power consumption also contributes to energy-efficient instruments.
Được đề xuất
Tóm tắt các sản phẩm được đề xuất
Dữ liệu tham khảo kỹ thuật cho K4B4G1646D-BMK0 — so sánh, hướng dẫn thiết kế và thông tin tuân thủ.
Hướng dẫn chọn lựa
So sánh với các sản phẩm thay thế
| Tham số | Sản phẩm này | K4B4G1646D-BMH9 | K4B4G1646E-BYK0 | MT41K256M16HA-125 | NT5CB256M16CP-DI |
|---|---|---|---|---|---|
| Package | 96FBGA | 96FBGA | 96FBGA | 96FBGA | 96FBGA |
| Brand | Samsung Electronics | Samsung Electronics | Samsung Electronics | Micron Technology | Nanya Technology |
| Density | 4 Gb | 4 Gb | 4 Gb | 4 Gb | 4 Gb |
| Organization | 256M x 16 | 256M x 16 | 256M x 16 | 256M x 16 | 256M x 16 |
| Speed Grade | 1600 Mbps | 1866 Mbps | 1866 Mbps | 1600 Mbps | 1600 Mbps |
| Voltage | 1.35 V | 1.35 V | 1.35 V | 1.35 V | 1.35 V |
| Operating Temperature | -40°C to 95°C | 0°C to 95°C | 0°C to 95°C | 0°C to 95°C | -40°C to 95°C |
| RoHS Compliant | Yes | Yes | Yes | Yes | Yes |
Bảo phân biệt quan trọng
- Industrial temperature range (-40°C to 95°C) (vsK4B4G1646D-BMH9)
- Lower speed grade (1600 Mbps) for lower power (vsK4B4G1646E-BYK0)
- Samsung D-die proven reliability (vsMT41K256M16HA-125)
Ghi chú thiết kế
For high-speed DDR3L signals, maintain controlled impedance of 40-50 ohms for data lines and 50-60 ohms for address/command lines. Keep trace lengths matched within +/- 0.5mm for DQ/DQS groups. Use ground planes beneath the memory to reduce noise. Refer to the Samsung PCB layout guidelines in the datasheet.
Decouple VDD and VDDQ with 0.1uF and 1uF capacitors placed as close as possible to the pins. Use a dedicated VTT regulator for the termination voltage, such as the TI TPS51200, to provide 0.675V for DDR3L. Ensure the VREF voltage is clean and stable, typically 0.675V, and route it away from switching noise.
The K4B4G1646D-BMK0 has a maximum power dissipation of approximately 1.5W at 1600 Mbps. Ensure adequate airflow or a thermal pad to the PCB to keep the junction temperature below 95°C. In industrial environments, consider using a heatsink if the ambient temperature exceeds 70°C.
Thông tin tuân thủ
Lead-free and halogen-free per datasheet. RoHS compliant. AEC-Q100 not applicable for memory components.
