RC28F256P33TFA

Product Overview

• Category: Integrated Circuit
• Use: Memory Storage
• Characteristics: High capacity, fast data access, non-volatile, compact size
• Package: TFA package
• Essence: Flash memory chip
• Packaging/Quantity: Individual units in anti-static packaging

Specifications

• Memory Capacity: 256 Megabits (32 Megabytes)
• Interface: Parallel
• Operating Voltage: 2.7V - 3.6V
• Access Time: 70 ns
• Data Retention: Up to 20 years
• Operating Temperature: -40°C to +85°C

Detailed Pin Configuration

The RC28F256P33TFA 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. A16
19. A17
20. A18
21. A19
22. A20
23. A21
24. A22
25. A23
26. A24
27. A25
28. A26
29. A27
30. A28
31. A29
32. A30
33. A31
34. CE#
35. WE#
36. OE#
37. BYTE#
38. RY/BY#
39. WP#
40. RESET#
41. DQ0
42. DQ1
43. DQ2
44. DQ3
45. DQ4
46. DQ5
47. DQ6
48. DQ7

Functional Features

• High-speed data access
• Non-volatile storage
• Low power consumption
• Erase and program operations at the block level
• Built-in hardware write protection
• Reset functionality for system initialization

Advantages and Disadvantages

Advantages: - Large memory capacity - Fast data access - Compact size - Low power consumption - Long data retention period

Disadvantages: - Limited erase and program cycles - Higher cost compared to other memory technologies

Working Principles

The RC28F256P33TFA is based on flash memory technology. It stores data using floating-gate transistors, which can retain their charge even when power is removed. The memory cells are organized into blocks, allowing for efficient erase and program operations. The chip communicates with the host system through a parallel interface, enabling fast data transfer.

Detailed Application Field Plans

The RC28F256P33TFA is widely used in various electronic devices that require non-volatile memory storage. Some of its application fields include:

1. Consumer Electronics: Used in digital cameras, MP3 players, and portable gaming devices for storing user data and firmware.
2. Automotive Systems: Integrated into car infotainment systems, navigation units, and engine control modules for reliable data storage.
3. Industrial Automation: Utilized in programmable logic controllers (PLCs), robotics, and monitoring systems for data logging and configuration storage.
4. Networking Equipment: Incorporated into routers, switches, and network appliances for firmware storage and configuration settings.
5. Medical Devices: Integrated into medical equipment such as patient monitors and diagnostic devices for storing critical data and software.

Detailed and Complete Alternative Models

1. RC28F256P30TFA: Similar to RC28F256P33TFA, but with a lower access time of 30 ns.
2. RC28F128P33TFA: Half the memory capacity of RC28F256P33TFA (128 Megabits), suitable for applications with lower storage requirements.
3. RC28F512P33TFA: Double the memory capacity of RC28F256P33TFA (512 Megabits), providing more storage space for data-intensive applications.

These alternative models offer different specifications and capacities to cater to diverse application needs.

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