IDT71256SA15Y

Product Overview

• Category: Integrated Circuit (IC)
• Use: Memory chip
• Characteristics: High-speed, low-power consumption
• Package: 28-pin SOJ (Small Outline J-lead)
• Essence: Static Random Access Memory (SRAM)
• Packaging/Quantity: Tray packaging, quantity varies

Specifications

• Organization: 32K x 8 bits
• Voltage Supply: 4.5V to 5.5V
• Access Time: 15 ns
• Operating Temperature: -40°C to +85°C
• Standby Current: 10µA (typical)
• Data Retention: 10 years (minimum)

Detailed Pin Configuration

The IDT71256SA15Y has a total of 28 pins. The pin configuration is as follows:

1. Chip Enable (CE)
2. Output Enable (OE)
3. Write Enable (WE)
4. Address Inputs (A0-A14)
5. Data Inputs/Outputs (DQ0-DQ7)
6. Power Supply (+5V)
7. Ground (GND)

Functional Features

• High-speed operation allows for quick data access.
• Low-power consumption ensures efficient energy usage.
• Easy integration with other ICs due to standard pin configuration.
• Reliable data retention even in harsh environmental conditions.

Advantages and Disadvantages

Advantages: - Fast access time improves overall system performance. - Low power consumption extends battery life in portable devices. - Compact package size saves board space. - Reliable data retention ensures data integrity.

Disadvantages: - Limited storage capacity compared to other memory technologies. - Higher cost per bit compared to larger memory chips. - Sensitivity to electromagnetic interference (EMI) may require additional shielding.

Working Principles

The IDT71256SA15Y is a static random access memory (SRAM) chip. It stores data using flip-flops, which retain information as long as power is supplied. When the chip enable (CE) and output enable (OE) signals are active, the address inputs (A0-A14) select a specific memory location, and the data inputs/outputs (DQ0-DQ7) allow for reading from or writing to that location.

Detailed Application Field Plans

The IDT71256SA15Y is commonly used in various applications, including: 1. Computer systems: Used as cache memory for faster data access. 2. Communication devices: Provides temporary storage for data packets. 3. Industrial control systems: Stores critical data for real-time operations. 4. Automotive electronics: Used in engine control units and infotainment systems. 5. Medical equipment: Stores patient data and system parameters.

Detailed and Complete Alternative Models

1. Samsung KM62256CLG-7L: 32K x 8 SRAM, 70 ns access time.
2. Micron MT62256B-15R: 32K x 8 SRAM, 15 ns access time.
3. Cypress CY62256LL-70SNXI: 32K x 8 SRAM, 70 ns access time.
4. Renesas R1LV0416DSB-5SI: 64K x 16 SRAM, 5 ns access time.
5. ISSI IS61C256AH-20N: 32K x 8 SRAM, 20 ns access time.

These alternative models offer similar functionality and can be used as replacements for the IDT71256SA15Y depending on specific requirements.

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