Professional IC Distribution & Technical Solutions

The IS43TR16256A-125KBL is a DDR3 SDRAM (Double Data Rate 3 Synchronous Dynamic Random-Access Memory) component manufactured by ISSI (Integrated Silicon Solution Inc.). Below are its specifications, descriptions, and features:

Specifications:

• Memory Type: DDR3 SDRAM
• Density: 4Gb (256M x 16)
• Organization: 256M words × 16 bits
• Speed Grade: -125 (800 MHz / 1250 Mbps)
• Voltage: 1.5V ±0.075V
• Interface: SSTL_15 (1.5V I/O)
• Refresh Mode: Auto-Refresh & Self-Refresh
• Burst Length: 8 (BL8) or On-The-Fly (BC4, BL8)
• CAS Latency (CL): 5, 6, 7, 8, 9, 10, 11
• Operating Temperature: Commercial (0°C to +85°C) or Industrial (-40°C to +85°C)
• Package: 96-ball FBGA (Fine-Pitch Ball Grid Array)
• RoHS Compliance: Yes

Descriptions:

• The IS43TR16256A-125KBL is a high-speed, low-power DDR3 SDRAM designed for applications requiring high bandwidth and efficient data transfer.
• It supports 8n-prefetch architecture and dual-channel operation for improved performance.
• Features programmable CAS latency, additive latency (AL), and burst length for flexible system integration.
• Includes ZQ calibration for improved signal integrity and ODT (On-Die Termination) for reduced noise.

Features:

• High-Speed Data Transfer: Up to 1600 Mbps (DDR3-1600) with -125 speed grade.
• Low Power Consumption: 1.5V core voltage with power-saving modes.
• Programmable Features: Supports various CAS latencies (CL5–CL11) and burst lengths (BL4, BL8).
• On-Die Termination (ODT): Reduces signal reflections for better signal integrity.
• Auto & Self-Refresh: Supports both modes for power efficiency.
• Bi-Directional Differential Data Strobe (DQS): Ensures accurate data capture.
• FBGA Package: Compact 96-ball BGA for space-constrained designs.
• Compliant with JEDEC Standards: Meets DDR3 specifications (JESD79-3).

This memory is commonly used in networking equipment, servers, industrial systems, and embedded applications requiring high-performance DDR3 memory.