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IS42S32800B-6BL from ISSI

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IS42S32800B-6BL

Manufacturer: ISSI

2M Words x 32 Bits x 4 Banks (256-MBIT) SYNCHRONOUS DYNAMIC RAM

Partnumber Manufacturer Quantity Availability
IS42S32800B-6BL,IS42S32800B6BL ISSI 113 In Stock

Description and Introduction

2M Words x 32 Bits x 4 Banks (256-MBIT) SYNCHRONOUS DYNAMIC RAM The IS42S32800B-6BL is a synchronous DRAM (SDRAM) manufactured by ISSI (Integrated Silicon Solution Inc.). Below are its key specifications, descriptions, and features:

### **Specifications:**  
- **Density:** 128Mb (32M x 4 banks x 8 bits)  
- **Organization:** 4M words x 8 bits x 4 banks  
- **Voltage Supply:** 3.3V ± 0.3V  
- **Speed Grade:** -6 (166MHz clock frequency)  
- **Access Time:** 5.4ns (CL=3)  
- **Refresh Cycles:** 4096 refresh cycles every 64ms  
- **Operating Temperature:** Commercial (0°C to +70°C) or Industrial (-40°C to +85°C)  
- **Package:** 54-pin TSOP II (400mil width)  

### **Descriptions:**  
- Fully synchronous operation with a single 3.3V power supply.  
- Internal pipelined architecture for high-speed data transfer.  
- Auto Refresh (CBR) and Self Refresh modes.  
- Programmable burst lengths (1, 2, 4, 8, or full page).  
- Supports sequential or interleaved burst modes.  

### **Features:**  
- **CAS Latency (CL):** 2 or 3 programmable.  
- **Burst Read and Write operations.**  
- **Auto Precharge option.**  
- **Low-power standby and sleep modes.**  
- **Compatible with JEDEC standard SDRAMs.**  
- **Four internal banks for concurrent operations.**  

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

Application Scenarios & Design Considerations

2M Words x 32 Bits x 4 Banks (256-MBIT) SYNCHRONOUS DYNAMIC RAM

Alternative Part Number

  • MT48LC32M8A2P-6A --: 32M x 8 SDR SDRAM in TSOP-54, same 32Mbit density and 6ns speed grade, widely available drop-in alternative to the IS42S32800B.
  • W9825G6KH-6 --: 32M x 8 SDR SDRAM with 6ns speed, pin-compatible TSOP-54 package, a common second-source option for ISSI SDRAM parts.
  • AS4C32M8SA-6TCN --: 32M x 8 SDR SDRAM, 6ns, TSOP-54, specifically marketed as a cross-reference replacement for ISSI IS42S32800 series devices.

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