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IS42S16400F-6TL from ISSI

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IS42S16400F-6TL

Manufacturer: ISSI

1 Meg Bits x 16 Bits x 4 Banks (64-MBIT) SYNCHRONOUS DYNAMIC RAM

Partnumber Manufacturer Quantity Availability
IS42S16400F-6TL,IS42S16400F6TL ISSI 2300 In Stock

Description and Introduction

1 Meg Bits x 16 Bits x 4 Banks (64-MBIT) SYNCHRONOUS DYNAMIC RAM The IS42S16400F-6TL is a 64Mb (4M x 16) SDRAM manufactured by ISSI (Integrated Silicon Solution Inc.). Below are its key specifications, descriptions, and features:

### **Specifications:**
- **Density:** 64Mb (4M words × 16 bits)  
- **Organization:** 4 banks × 1,048,576 rows × 16 columns  
- **Voltage Supply:** 3.3V ± 0.3V  
- **Speed Grade:** -6 (166 MHz clock frequency)  
- **Access Time:** 5.4 ns (CL=3)  
- **Refresh Cycles:** 4,096 refresh cycles / 64ms  
- **Operating Temperature Range:** Commercial (0°C to +70°C)  
- **Package:** 54-pin TSOP-II (400 mil width)  

### **Descriptions:**
- Fully synchronous operation with a single 3.3V power supply.  
- Supports auto refresh and self refresh modes.  
- Programmable burst lengths (1, 2, 4, 8, or full page).  
- Internal pipelined architecture for high-speed operation.  
- Compatible with JEDEC-standard SDRAMs.  

### **Features:**
- **CAS Latency Options:** 2, 3 (programmable).  
- **Burst Read and Write Operations.**  
- **Auto Precharge and Power-Down Modes.**  
- **Sequential or Interleaved Burst Mode.**  
- **Low Power Consumption in standby mode.**  
- **Single +3.3V ±0.3V Power Supply.**  

This SDRAM is commonly used in applications requiring high-speed memory, such as networking, telecommunications, and embedded systems.

Application Scenarios & Design Considerations

1 Meg Bits x 16 Bits x 4 Banks (64-MBIT) SYNCHRONOUS DYNAMIC RAM

Alternative Part Number

  • MT48LC4M16A2P-6A --: Pin-compatible 64Mb SDR SDRAM organized as 4M x 16 with 166MHz speed grade, direct functional replacement for the IS42S16400F-6TL.
  • W9864G6JH-6 --: 64Mb SDR SDRAM in 4M x 16 organization with comparable 166MHz timing, widely used as a drop-in alternative to ISSI 64Mb SDR parts.
  • AS4C4M16SA-6TIN --: Alliance Memory 64Mb SDR SDRAM, 4M x 16, 166MHz, specifically marketed as a cross-reference replacement for ISSI IS42S16400 series devices.

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