Encyclopedia Entry: 71V321S35PF

Product Information Overview

Category: Integrated Circuit (IC)

Use: The 71V321S35PF is a high-speed, low-power CMOS SRAM (Static Random Access Memory) IC. It is commonly used in various electronic devices and systems that require fast and reliable data storage and retrieval.

Characteristics: - High-speed operation - Low power consumption - Non-volatile memory - Small form factor - Easy integration into existing circuitry

Package: The 71V321S35PF is available in a compact 48-pin TSOP (Thin Small Outline Package) format, which allows for easy mounting on printed circuit boards (PCBs).

Essence: This IC provides efficient and reliable data storage capabilities, making it an essential component in many electronic devices and systems.

Packaging/Quantity: The 71V321S35PF is typically sold in reels or tubes containing multiple units, with quantities varying depending on the supplier and customer requirements.

Specifications

• Memory Size: 32 Megabits (4 Megabytes)
• Organization: 2M x 16 bits
• Supply Voltage: 3.3V
• Access Time: 35 ns
• Operating Temperature Range: -40°C to +85°C
• Standby Current: 10 µA (typical)
• Data Retention: 10 years (minimum)

Detailed Pin Configuration

The 71V321S35PF features a total of 48 pins, each serving a specific function within the IC. 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. OE#
19. CE#
20. WE#
21. I/O0
22. I/O1
23. I/O2
24. I/O3
25. I/O4
26. I/O5
27. I/O6
28. I/O7
29. I/O8
30. I/O9
31. I/O10
32. I/O11
33. I/O12
34. I/O13
35. I/O14
36. I/O15
37. VSS
38. NC
39. NC
40. NC
41. NC
42. NC
43. NC
44. NC
45. NC
46. NC
47. NC
48. NC

Functional Features

• High-speed data access and retrieval
• Low power consumption for energy-efficient operation
• Non-volatile memory ensures data retention even during power loss or system shutdown
• Easy integration into existing circuitry due to its compact form factor and standard pin configuration
• Wide operating temperature range allows for reliable performance in various environments

Advantages and Disadvantages

Advantages: - Fast access time enables quick data processing - Low power consumption prolongs battery life in portable devices - Non-volatile memory ensures data integrity during power interruptions - Compact package size facilitates space-saving designs - Easy integration simplifies circuit board layout and assembly

Disadvantages: - Limited memory size compared to higher-capacity alternatives - Relatively higher cost per megabit compared to larger memory ICs - Sensitive to electrostatic discharge (ESD) and requires proper handling during installation

Working Principles

The 71V321S35PF operates based on the principles of static random access memory (SRAM). It stores data in a volatile manner, meaning that it requires a continuous power supply to retain information. The IC utilizes a matrix of transistors and capacitors to store and retrieve data quickly.

When an address is provided to the IC, the corresponding memory cell is accessed, allowing data to be read or written. The control signals (OE#, CE#, WE#) determine the type of operation (read or write) and enable/disable the output buffers.

Detailed Application Field Plans

The 71V321S35PF finds applications in various electronic devices and systems, including but not limited to: - Computer motherboards - Networking equipment - Telecommunications devices - Industrial control systems - Automotive electronics - Consumer electronics

Its high-speed operation, low power consumption, and compact form factor make it suitable for use in these fields where efficient data storage and retrieval are crucial.

Detailed and Complete Alternative Models

1. 71V321S25PF: Similar to the 71V321S35PF, but with a faster access time of 25 ns