IS43TR16256A-125KBL - 4Gb DDR3 SDRAM 256Mx16 | ISSI
MPN: IS43TR16256A-125KBL ✓ فعال| تعداد | قیمت واحد | قیمت کل |
|---|---|---|
| 1 | $32.7273 | $32.73 |
| 10 | $23.6364 | $236.36 |
| 100 | $20.9091 | $2,090.91 |
| 500 | $20 | $10,000.00 |
| 1,000 | $19.0909 | $19,090.90 |
IS43TR16256A-125KBL نمای کلی
DDR3 SDRAM (Double Data Rate Type 3 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 compared to DDR2. It is a key component in systems requiring high bandwidth and low latency, such as servers, routers, and embedded processors. DDR3 operates at lower voltages (1.5V or 1.35V for DDR3L) than previous generations, reducing power consumption.
Key features include a 4Gbit density, 16-bit I/O width, 800 MHz clock frequency, and a CAS latency of 11 (CL=11) at 1600MT/s. The device supports on-die termination (ODT), programmable CAS latency, and burst lengths of 8 and 4 (with burst chop). It also features auto refresh and self refresh modes for power saving. The 96-ball TWBGA package provides a compact footprint suitable for space-constrained designs.
The IS43TR16256A-125KBL uses a high-performance CMOS process and includes a DLL (Delay-Locked Loop) for precise timing alignment. It supports a burst length of 8 with a burst chop of 4, and features programmable read and write latencies. The device also includes a temperature-compensated self-refresh (TCSR) mode to reduce power consumption at high temperatures.
Typical applications include main memory for embedded systems, networking equipment (routers, switches), industrial PCs, and high-performance computing modules. Its 1.5V operation and 1600MT/s speed make it suitable for a wide range of DDR3-based designs.
When designing with this device, ensure proper decoupling capacitors near the VDD and VDDQ pins, and follow the PCB layout guidelines for DDR3 routing to maintain signal integrity. The device requires a 1.5V supply and a separate VDDQ supply, both with tight tolerance (±0.075V).
جایگزین‌های drop-in برای IS43TR16256A-125KBL — همان پکیج، سازگار پین‌به‌پین. قطعات با پکیج متفاوت که نیاز به تغییر PCB دارند مستثنی هستند.
گونه‌ها در این سری
مدل‌های هم‌سری که جایگزین مستقیم هستند برای IS43TR16256A-125KBL (همان فرم‌فاکتور و فوت‌پرینت) — متفاوت در Data Rate, Operating Temperature, Package, Supply Voltage, Burst Length.
ابزار مقایسه سریع — قطعات جایگزین را برای مقایسه کنار به کنار انتخاب کنید:
IS43TR16256AL-125KBL
برای قیمت تماس بگیرید
مشاهده دیتاشیت ←MT41K256M16TW-093:P
برای قیمت تماس بگیرید
مشاهده دیتاشیت ←MT41K256M16HA-125:E
برای قیمت تماس بگیرید
مشاهده دیتاشیت ←IS43TR16256B-125KBL
📋 جایگزین مرجع (خارج از کاتالوگ)
IS43TR16256A-125KBLI
📋 جایگزین مرجع (خارج از کاتالوگ)
AS4C256M16D3L-12BIN
📋 جایگزین مرجع (خارج از کاتالوگ)
IS43TR16256A-125KBL حداکثر مقادیر مجاز و مشخصات الکتریکی
| نوع حافظه | DDR3 SDRAM |
| اندازه حافظه | 4Gbit (256M x 16) |
| نرخ داده | 1600MT/s |
| Clock Frequency | 800 MHz |
| Access Time | 20 ns |
| Supply Voltage (VDD) | 1.5V ± 0.075V |
| Supply Voltage (VDDQ) | 1.5V ± 0.075V |
| تأخیر CAS | 11 |
| Burst Length | 8 (with burst chop 4) |
| بسته‌بندی | 96-TWBGA (9x13mm) |
| نوع نصب | Surface Mount |
| دمای کاری | 0°C to +95°C (Tc) |
| RoHS | Compliant |
| تعداد پین‌ها | 96 |
| سازمان | 256M x 16 |
پیکربندی پین IS43TR16256A-125KBL
| پین A1 | VDD — Power supply for core logic |
| پین A2 | DQ0 — Data input/output bit 0 |
| پین A3 | DQ1 — Data input/output bit 1 |
| پین A4 | VSS — Ground |
| پین A5 | DQ2 — Data input/output bit 2 |
| پین A6 | DQ3 — Data input/output bit 3 |
| پین A7 | VDDQ — Power supply for I/O |
| پین A8 | DQ4 — Data input/output bit 4 |
| پین A9 | DQ5 — Data input/output bit 5 |
| پین A10 | VSS — Ground |
| پین A11 | DQ6 — Data input/output bit 6 |
| پین A12 | DQ7 — Data input/output bit 7 |
| پین B1 | VSS — Ground |
| پین B2 | DQ8 — Data input/output bit 8 |
| پین B3 | DQ9 — Data input/output bit 9 |
| پین B4 | VDD — Power supply for core logic |
| پین B5 | DQ10 — Data input/output bit 10 |
| پین B6 | DQ11 — Data input/output bit 11 |
| پین B7 | VSS — Ground |
| پین B8 | DQ12 — Data input/output bit 12 |
| پین B9 | DQ13 — Data input/output bit 13 |
| پین B10 | VDDQ — Power supply for I/O |
| پین B11 | DQ14 — Data input/output bit 14 |
| پین B12 | DQ15 — Data input/output bit 15 |
| پین C1 | VDDQ — Power supply for I/O |
| پین C2 | VSS — Ground |
| پین C3 | VDD — Power supply for core logic |
| پین C4 | VSS — Ground |
| پین C5 | VDDQ — Power supply for I/O |
| پین C6 | VSS — Ground |
| پین C7 | VDD — Power supply for core logic |
| پین C8 | VSS — Ground |
| پین C9 | VDDQ — Power supply for I/O |
| پین C10 | VSS — Ground |
| پین C11 | VDD — Power supply for core logic |
| پین C12 | VSS — Ground |
| پین D1 | A0 — Address input bit 0 |
| پین D2 | A1 — Address input bit 1 |
| پین D3 | A2 — Address input bit 2 |
| پین D4 | A3 — Address input bit 3 |
| پین D5 | A4 — Address input bit 4 |
| پین D6 | A5 — Address input bit 5 |
| پین D7 | A6 — Address input bit 6 |
| پین D8 | A7 — Address input bit 7 |
| پین D9 | A8 — Address input bit 8 |
| پین D10 | A9 — Address input bit 9 |
| پین D11 | A10/AP — Address input bit 10 / Auto-precharge |
| پین D12 | A11 — Address input bit 11 |
| پین E1 | A12 — Address input bit 12 |
| پین E2 | A13 — Address input bit 13 |
| پین E3 | A14 — Address input bit 14 |
| پین E4 | A15 — Address input bit 15 |
| پین E5 | BA0 — Bank address bit 0 |
| پین E6 | BA1 — Bank address bit 1 |
| پین E7 | BA2 — Bank address bit 2 |
| پین E8 | RAS# — Row address strobe |
| پین E9 | CAS# — Column address strobe |
| پین E10 | WE# — Write enable |
| پین E11 | CS# — Chip select |
| پین E12 | CKE — Clock enable |
| پین F1 | ODT — On-die termination |
| پین F2 | CK — Clock (positive) |
| پین F3 | CK# — Clock (negative) |
| پین F4 | VDD — Power supply for core logic |
| پین F5 | VSS — Ground |
| پین F6 | VDDQ — Power supply for I/O |
| پین F7 | VSS — Ground |
| پین F8 | VDD — Power supply for core logic |
| پین F9 | VSS — Ground |
| پین F10 | VDDQ — Power supply for I/O |
| پین F11 | VSS — Ground |
| پین F12 | VDD — Power supply for core logic |
| پین G1 | DM0 — Data mask for byte 0 |
| پین G2 | DQS0 — Data strobe for byte 0 |
| پین G3 | DQS0# — Data strobe complement for byte 0 |
| پین G4 | VSS — Ground |
| پین G5 | VDDQ — Power supply for I/O |
| پین G6 | VSS — Ground |
| پین G7 | VDD — Power supply for core logic |
| پین G8 | VSS — Ground |
| پین G9 | VDDQ — Power supply for I/O |
| پین G10 | VSS — Ground |
| پین G11 | VDD — Power supply for core logic |
| پین G12 | VSS — Ground |
| پین H1 | DM1 — Data mask for byte 1 |
| پین H2 | DQS1 — Data strobe for byte 1 |
| پین H3 | DQS1# — Data strobe complement for byte 1 |
| پین H4 | VSS — Ground |
| پین H5 | VDDQ — Power supply for I/O |
| پین H6 | VSS — Ground |
| پین H7 | VDD — Power supply for core logic |
| پین H8 | VSS — Ground |
| پین H9 | VDDQ — Power supply for I/O |
| پین H10 | VSS — Ground |
| پین H11 | VDD — Power supply for core logic |
| پین H12 | VSS — Ground |
| پین J1 | VDDQ — Power supply for I/O |
| پین J2 | VSS — Ground |
| پین J3 | VDD — Power supply for core logic |
| پین J4 | VSS — Ground |
| پین J5 | VDDQ — Power supply for I/O |
| پین J6 | VSS — Ground |
| پین J7 | VDD — Power supply for core logic |
| پین J8 | VSS — Ground |
| پین J9 | VDDQ — Power supply for I/O |
| پین J10 | VSS — Ground |
| پین J11 | VDD — Power supply for core logic |
| پین J12 | VSS — Ground |
| پین K1 | VSS — Ground |
| پین K2 | VDDQ — Power supply for I/O |
| پین K3 | VSS — Ground |
| پین K4 | VDD — Power supply for core logic |
| پین K5 | VSS — Ground |
| پین K6 | VDDQ — Power supply for I/O |
| پین K7 | VSS — Ground |
| پین K8 | VDD — Power supply for core logic |
| پین K9 | VSS — Ground |
| پین K10 | VDDQ — Power supply for I/O |
| پین K11 | VSS — Ground |
| پین K12 | VDD — Power supply for core logic |
| پین L1 | VDD — Power supply for core logic |
| پین L2 | VSS — Ground |
| پین L3 | VDDQ — Power supply for I/O |
| پین L4 | VSS — Ground |
| پین L5 | VDD — Power supply for core logic |
| پین L6 | VSS — Ground |
| پین L7 | VDDQ — Power supply for I/O |
| پین L8 | VSS — Ground |
| پین L9 | VDD — Power supply for core logic |
| پین L10 | VSS — Ground |
| پین L11 | VDDQ — Power supply for I/O |
| پین L12 | VSS — Ground |
کاربردهای معمول
IS43TR16256A-125KBL مناسب است برای 6 کاربردs: Embedded Systems Main Memory, Networking Equipment, Industrial PCs, High-Performance Computing Modules, Consumer Electronics, Telecommunications Infrastructure.
Embedded Systems Main Memory
The IS43TR16256A-125KBL provides 4Gbit DDR3 SDRAM for embedded processors, offering high bandwidth and low latency. Its 1600MT/s data rate and 1.5V operation align with typical embedded memory controllers, enabling smooth multitasking and fast data access. The 96-TWBGA package fits compact PCB designs, and the device's auto-refresh and self-refresh modes help manage power in battery-powered or thermally constrained systems. Designers should ensure proper decoupling and signal integrity for reliable operation.
پیشنهادی
Networking Equipment
In routers, switches, and network appliances, the IS43TR16256A-125KBL serves as packet buffer memory, handling high-throughput data streams. Its 1600MT/s speed and 4Gbit density provide ample storage for queue management and forwarding tables. The device's on-die termination (ODT) improves signal integrity on high-speed buses, reducing reflections and crosstalk. The 1.5V supply is compatible with common networking ASICs, and the compact TWBGA package allows dense board layouts. For optimal performance, route DDR3 traces with matched lengths and controlled impedance.
پیشنهادی
Industrial PCs
Industrial PCs require reliable, long-lifetime memory for control and monitoring applications. The IS43TR16256A-125KBL offers 4Gbit capacity and 1600MT/s speed, supporting demanding industrial software. Its 0°C to +95°C operating temperature range suits typical industrial environments, and the 1.5V standard voltage ensures compatibility with industrial-grade chipsets. The device's self-refresh mode reduces power during idle periods, which is beneficial for energy-efficient designs. For harsh environments, consider the industrial temperature variant IS43TR16256A-125KBLI.
پیشنهادی
High-Performance Computing Modules
The IS43TR16256A-125KBL is used in compute modules and accelerators where high memory bandwidth is critical. Its 1600MT/s data rate and 16-bit interface provide fast data transfer for parallel processing tasks. The device's low latency (CL=11) reduces memory access delays, improving overall system performance. The 96-TWBGA package supports high-density board designs, and the 1.5V operation is standard for DDR3-based compute platforms. For multi-channel configurations, multiple devices can be used to increase bandwidth, but careful attention to signal integrity and power delivery is required.
پیشنهادی
Consumer Electronics
In consumer devices like smart TVs, set-top boxes, and gaming consoles, the IS43TR16256A-125KBL provides main memory for operating systems and applications. Its 4Gbit capacity supports multitasking and media playback, while the 1600MT/s speed ensures smooth performance. The 1.5V supply is compatible with consumer-grade SoCs, and the compact TWBGA package enables slim device designs. The device's low power consumption in self-refresh mode extends battery life in portable devices. For cost-sensitive designs, consider alternative DDR3 parts from Samsung or Micron.
پیشنهادی
Telecommunications Infrastructure
The IS43TR16256A-125KBL is used in base stations, switches, and telecom equipment for buffering and data processing. Its high speed and density support the large data volumes in telecom networks. The device's on-die termination and programmable latency allow fine-tuning for specific system requirements. The 1.5V operation is standard in telecom designs, and the 96-TWBGA package is suitable for high-reliability applications. For extended temperature requirements, the industrial variant IS43TR16256A-125KBLI is recommended. Proper ESD protection and power filtering are essential in this environment.
پیشنهادی
خلاصه محصولات پیشنهادی
داده‌های مرجع مهندسی برای IS43TR16256A-125KBL — مقایسه، راهنمای طراحی و اطلاعات انطباق.
راهنمای انتخاب
مقایسه با جایگزین‌ها
| پارامتر | این محصول | IS43TR16256B-125KBL | IS43TR16256AL-125KBL | MT41K256M16TW-093 |
|---|---|---|---|---|
| Package | 96-TWBGA (9x13) | 96-TWBGA (9x13) | 96-TWBGA (9x13) | P: 96-FBGA (9x13) |
| Brand | ISSI | ISSI | ISSI | P: Micron |
| Memory Size | 4Gbit | 4Gbit | 4Gbit | P: 4Gbit |
| Data Rate | 1600MT/s | 1600MT/s | 1600MT/s | P: 1866MT/s |
| Supply Voltage | 1.5V | 1.5V | 1.35V (DDR3L) | P: 1.35V (DDR3L) |
| CAS Latency | 11 | 11 | 11 | P: 13 |
| Operating Temperature | 0°C to +95°C | 0°C to +95°C | 0°C to +95°C | P: 0°C to +95°C |
| RoHS | Compliant | Compliant | Compliant | P: Compliant |
تفاوت‌های کلیدی
- Standard 1.5V DDR3 operation (در مقابلMT41K256M16TW-093:P)
- Lower CAS latency (در مقابلMT41K256M16TW-093:P)
- Same-brand drop-in availability (در مقابلMT41K256M16TW-093:P)
یادداشت‌های طراحی
The IS43TR16256A-125KBL requires a 1.5V VDD and VDDQ supply with ±0.075V tolerance. Use low-impedance decoupling capacitors (e.g., 0.1uF and 1uF) placed close to each VDD/VDDQ pin to minimize voltage ripple. Ensure the power plane has low inductance and adequate copper pour to handle transient currents during read/write operations.
For DDR3 routing, maintain controlled impedance (typically 50 ohms single-ended, 100 ohms differential) for DQ, DQS, and address/command lines. Match trace lengths within ±20 mils for data groups and ±100 mils for address/command to ensure signal integrity. Follow the layout guidelines in the ISSI datasheet for TWBGA package to avoid crosstalk and reflections.
The IS43TR16256A-125KBL has a maximum operating temperature of +95°C (Tc). Ensure adequate airflow or heatsinking in high-ambient-temperature environments. The 96-TWBGA package has a thermal resistance that should be considered; refer to the datasheet for theta_JA values. For industrial applications, consider the -I variant with extended temperature range.
اطلاعات انطباق
RoHS compliant per distributor listings. Not AEC-Q100 qualified; industrial temperature variant available.
