IS61WV20488BLL-10TLI
16M-bit asynchronous SRAM chips in 44-pin TSOP-II packages
Manufacturer： issi
series introduction
# Introduction to the IS61WV20488BLL - 10TLI Product Series
## 1. Overview
The IS61WV20488BLL - 10TLI belongs to a high - performance Static Random - Access Memory (SRAM) product series. SRAM is a type of semiconductor memory that offers fast access times and does not require periodic refreshing like Dynamic Random - Access Memory (DRAM). This particular product series is designed to meet the demanding requirements of various applications where speed, reliability, and low power consumption are crucial.
## 2. Key Features
### 2.1 Memory Capacity
The IS61WV20488BLL - 10TLI has a memory capacity of 2M x 8 bits. This large capacity allows it to store a significant amount of data, making it suitable for applications that need to handle large datasets, such as data logging systems, industrial control systems, and high - end consumer electronics.
### 2.2 Fast Access Time
With an access time of 10 ns, this SRAM series provides extremely fast data retrieval. The short access time enables rapid read and write operations, which is essential for applications that require real - time data processing. For example, in high - speed communication systems, the fast access time ensures that data can be transmitted and received without significant delays, improving the overall system performance.
### 2.3 Low Power Consumption
The product is designed with low - power technology. It operates at a relatively low voltage, which helps to reduce power consumption. This is particularly important for battery - powered devices, such as portable medical equipment, handheld gaming consoles, and IoT devices. By consuming less power, the device can have a longer battery life, reducing the frequency of battery replacements or recharging.
### 2.4 High - Speed Interface
The IS61WV20488BLL - 10TLI features a high - speed parallel interface. This interface allows for efficient data transfer between the SRAM and the microcontroller or other system components. The parallel interface can transfer multiple bits of data simultaneously, which is much faster than serial interfaces in many cases. It simplifies the system design and enables seamless integration with other components in the system.
### 2.5 Wide Operating Temperature Range
It can operate within a wide temperature range, typically from - 40°C to 85°C. This wide temperature tolerance makes it suitable for use in harsh environments, such as automotive electronics, industrial automation, and aerospace applications. The ability to function reliably in extreme temperatures ensures the stability and durability of the system.
## 3. Package and Pin Configuration
The IS61WV20488BLL - 10TLI is available in a specific package type, which is designed to provide good electrical performance and mechanical stability. The package has a well - defined pin configuration that includes address lines, data lines, control lines, and power supply pins.
### 3.1 Address Lines
The address lines are used to specify the location of the data within the memory. With a 2M x 8 - bit memory capacity, the number of address lines is carefully designed to cover all possible memory locations. This allows the system to access any specific data stored in the SRAM accurately.
### 3.2 Data Lines
The 8 - bit data lines are used for transferring data between the SRAM and the external system. During a read operation, the data stored at the specified address is output through these data lines. During a write operation, the data to be stored is input through these lines.
### 3.3 Control Lines
The control lines include signals such as chip select (CS), output enable (OE), and write enable (WE). The chip select signal is used to enable or disable the SRAM
Images for reference
44-TSOP
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