71V424S15YG8

Basic Information Overview

• Category: Integrated Circuit (IC)
• Use: Memory chip
• Characteristics: High-speed, low-power, non-volatile
• Package: Surface Mount Technology (SMT)
• Essence: Non-volatile Static Random Access Memory (nvSRAM)
• Packaging/Quantity: Tape and reel, 2500 units per reel

Specifications

• Memory Size: 4 Megabits (512K x 8)
• Supply Voltage: 3.0V to 3.6V
• Operating Temperature Range: -40°C to +85°C
• Access Time: 15 ns
• Standby Current: 20 µA (typical)
• Data Retention: 20 years

Detailed Pin Configuration

The 71V424S15YG8 IC has a total of 48 pins. The pin configuration is as follows:

1. VCC
2. A0
3. A1
4. A2
5. A3
6. A4
7. A5
8. A6
9. A7
10. A8
11. A9
12. A10
13. A11
14. A12
15. A13
16. A14
17. A15
18. CE#
19. OE#
20. WE#
21. BYTE#
22. NC
23. DQ0
24. DQ1
25. DQ2
26. DQ3
27. DQ4
28. DQ5
29. DQ6
30. DQ7
31. VSS
32. VCC
33. VCAP
34. NC
35. NC
36. NC
37. NC
38. NC
39. NC
40. NC
41. NC
42. NC
43. NC
44. NC
45. NC
46. NC
47. NC
48. NC

Functional Features

• Non-volatile memory: Retains data even when power is lost
• High-speed access: 15 ns access time for quick data retrieval
• Low-power consumption: Standby current of only 20 µA
• Byte-write capability: Allows individual byte-level writes
• Automatic store on power loss: Ensures data integrity during power interruptions

Advantages and Disadvantages

Advantages: - Non-volatile nature ensures data retention even in the absence of power - High-speed access enables fast data retrieval - Low-power consumption prolongs battery life in portable devices - Byte-write capability provides flexibility in data storage and modification

Disadvantages: - Relatively small memory size compared to other memory chips - Limited temperature range for operation (-40°C to +85°C)

Working Principles

The 71V424S15YG8 is a non-volatile static random access memory (nvSRAM) chip. It combines the speed and ease of use of traditional SRAM with the non-volatile characteristics of flash memory. The chip utilizes a combination of volatile and non-volatile elements to achieve this functionality. When power is applied, the chip operates as a standard SRAM, allowing for high-speed read and write operations. However, when power is lost, an integrated energy source kicks in, providing enough power to transfer the contents of the volatile memory to the non-volatile memory cells. This ensures that the data remains intact even without power.

Detailed Application Field Plans

The 71V424S15YG8 is commonly used in applications where data integrity is crucial, such as: - Industrial control systems - Automotive electronics - Medical equipment - Aerospace and defense systems - Communication infrastructure

Detailed and Complete Alternative Models

• 71V424S15PHG8: Same specifications, different package (Plastic Leaded Chip Carrier)
• 71V424S15YGI: Same specifications, industrial temperature range (-40°C to +105°C)
• 71V424S15YG: Same specifications, lower density (2 Megabits)

Note: The alternative models listed above are just a few examples. There are several other alternatives available in the market with similar or different specifications.

This entry provides an overview of the 71V424S15YG8 memory chip, including its basic information, specifications, pin configuration, functional features, advantages and disadvantages, working principles, application field plans, and alternative models.