IDT71256
Static RAM, 32Kx8, 28 Pin, Ceramic, DIP
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運輸與付款
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速匯金
服務與包裝
服務與包裝
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例子
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管或託盤
IDT71256 數據表
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目前的價格方案正在編制中。請聯絡我們的客戶服務團隊獲取最新的價格資訊。感謝您的理解和支援!
詳細說明
The IDT71256 is a 262,144-bit high-speed static RAM organized as 32K x 8. It is fabricated using IDT’s high performance, high-reliability CMOS technology.FEATURES: • High-speed address/chip select time — Military: 25/30/35/45/55/70/85/100/120/150ns (max.) — Commercial: 20/25/35/45ns (max.) Low Power only. • Low-power operation • Battery Backup operation — 2V data retention • Produced with advanced high-performance CMOS technology • Input and output directly TTL-compatible • Available in standard 28-pin (300 or 600 mil) ceramic DIP, 28-pin (600 mil) plastic DIP, 28-pin (300 mil) SOJ and 32-pin LCC • Military product compliant to MIL-STD-883, Class B
![IDT71256 IDT71256](/files/uploads/product/b/4531deb8-6203-4ff0-e14b-08dbc6589f1e.webp)
主要特徵
- High-speed address/chip select time
- — Military: 25/30/35/45/55/70/85/100/120/150ns (max.)
- — Commercial: 20/25/35/45ns (max.) Low Power only.
- Low-power operation
- Battery Backup operation — 2V data retention
- Produced with advanced high-performance CMOS technology
- Input and output directly TTL-compatible
- Available in standard 28-pin (300 or 600 mil) ceramic DIP, 28-pin (600 mil) plastic DIP, 28-pin (300 mil) SOJ and 32-pin LCC
- Military product compliant to MIL-STD-883, Class B
規格
以下是所選零件的基本參數,涉及零件的特性及其所屬類別。
Manufacturer | IDT | Product Category ! | Memory ICs |
數據表 PDF
數據表記錄了器件的特性、絕對最大額定值、應用等,這對於作為器件特定應用的整體指南大有裨益。
常見問題解答
What is IDT71256?
The IDT71256 is a 32k x 8 bit static random access memory (SRAM) chip manufactured by Integrated Device Technology (IDT). It is designed for use in applications requiring fast and efficient data storage and retrieval, such as embedded systems, networking equipment, and communication devices.
How Does IDT71256 Work?
The IDT71256 works by storing digital data in a static memory array, allowing for rapid access and retrieval of information. It operates without the need for regular refresh cycles, offering high-speed performance and low power consumption. The chip includes an output enable pin, allowing for easy interfacing with other devices.
How Many Pins does IDT71256 have and What are the Functions of the Pinout Configuration?
The IDT71256 is housed in a 28-pin DIP (Dual Inline Package) or 28-pin SOJ (Small Outline J-lead) package. The pinout configuration includes:
- VCC: Power supply pin.
- GND: Ground pin.
- OE: Output enable pin.
- CE1, CE2: Chip enable pins.
- WE: Write enable pin.
- BYTE: Byte control pin.
- AI, A0–A14: Address input pins.
- DI: Data input pin.
- DO: Data output pin.
What are the Pros and Cons of IDT71256?
Pros:
- High Speed: Offers fast access times for quick data retrieval.
- Low Power Consumption: Operates with low power requirements, suitable for portable and battery-operated devices.
- Non-Volatile: Retains stored data without the need for constant refresh cycles.
- Easy Interfacing: Features an output enable pin for simple interfacing with other devices.
- Multiple Package Options: Available in both DIP and SOJ packages for flexibility in board design.
Cons:
- Limited Storage Capacity: The 32k x 8 bit configuration may not be sufficient for high-capacity storage needs.
- Obsolete: As of the current date, the IDT71256 may be obsolete or difficult to source.
- Wide Data Bus: The 8-bit data bus may not be suitable for applications requiring wider data paths.
Are There Any Equivalents/Alternatives to IDT71256 for Recommendation?
- The AM25LS256 from Advanced Micro Devices is a similar 32k x 8 bit SRAM offering.
- Alternatives to the IDT71256 include the CY7C199 from Cypress Semiconductor and the MCM6206 from Motorola.
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