512Mb (x8, x16) DDR2 SDRAM The **IS43DR86400B-37CBLI** is a DDR3 SDRAM (Double Data Rate 3 Synchronous Dynamic Random-Access Memory) component manufactured by **ISSI (Integrated Silicon Solution Inc.)**. Below are its key specifications, descriptions, and features:
### **Specifications:**
- **Memory Type:** DDR3 SDRAM
- **Density:** 4Gb (512M x 8)
- **Speed Grade:** **-37C** (DDR3-1600, 1866, or 2133, depending on configuration)
- **Voltage:** **1.5V ±0.075V** (Standard DDR3)
- **Organization:** 512M words × 8 bits
- **Package:** **96-ball FBGA (8mm x 14mm)**
- **Interface:** **SSTL_15** (Stub Series Terminated Logic for 1.5V)
- **Burst Length:** 8 (BL8) or **On-the-Fly (OTF) Burst Length 4/8**
- **CAS Latency (CL):** 5, 6, 7, 8, 9, 10, 11 (programmable)
- **Refresh:** **Auto Refresh & Self Refresh**
- **Operating Temperature:** **Commercial (0°C to +85°C)**
### **Descriptions & Features:**
- **High Performance:** Supports **DDR3-1600 (PC3-12800), DDR3-1866 (PC3-14900), and DDR3-2133 (PC3-17000)** speeds.
- **Low Power:** Features **auto power-down and self-refresh modes** for reduced power consumption.
- **On-Die Termination (ODT):** Supports **programmable ODT** for improved signal integrity.
- **ZQ Calibration:** Includes **ZQ pin for output driver calibration** to maintain signal quality.
- **Fly-by Topology:** Optimized for **fly-by command/address/control bus routing** in high-speed applications.
- **Backward Compatibility:** Works with **lower-speed DDR3 standards** (e.g., DDR3-1333, DDR3-1066).
- **Industrial-Grade Options:** While this model is **commercial-grade (0°C to +85°C)**, ISSI also offers industrial-grade variants.
### **Applications:**
- **Consumer Electronics**
- **Networking & Telecom Equipment**
- **Embedded Systems**
- **Computing & Storage Devices**
This part is **RoHS-compliant** and follows **JEDEC DDR3 standards**. For exact speed binning (-37C), refer to ISSI’s datasheet for detailed timing parameters.
Would you like additional details on timing or electrical characteristics?
