128-MBit Synchronous DRAM The HYB39S128400CT-8 is a synchronous DRAM (SDRAM) module manufactured by Infineon Technologies. Below are the factual specifications, descriptions, and features from Ic-phoenix technical data files:
### **Specifications:**
- **Memory Type:** Synchronous DRAM (SDRAM)
- **Density:** 128Mbit (16M x 8)
- **Organization:** 4M x 32-bit (x4, x8, x16 configurations available)
- **Voltage Supply:** 3.3V ± 0.3V
- **Speed Grade:** 8ns (CL=3 at 125MHz)
- **Package:** 54-pin TSOP-II (Thin Small Outline Package)
- **Refresh Mode:** Auto-refresh and self-refresh
- **Burst Length:** 1, 2, 4, 8, or full page
- **Operating Temperature Range:** Commercial (0°C to +70°C) / Industrial (-40°C to +85°C)
### **Descriptions:**
- The HYB39S128400CT-8 is a high-speed CMOS SDRAM designed for applications requiring high-density, low-power memory.
- It supports programmable burst lengths and CAS latencies for flexible system integration.
- Fully compatible with JEDEC standards for SDRAM.
### **Features:**
- **Synchronous Operation:** Clock-controlled command and data transfer.
- **Multiple Bank Architecture:** 4 internal banks for concurrent operations.
- **Auto Precharge:** Supports auto precharge for efficient memory management.
- **Low Power Consumption:** Standby and power-down modes available.
- **Single 3.3V Power Supply:** Reduces power dissipation.
- **Burst Read/Write Capability:** Enhances data throughput.
This information is based strictly on the manufacturer's datasheet and technical documentation.
