M28W320HCB70D11

Product Overview

• Category: Memory chip
• Use: Data storage and retrieval
• Characteristics: High capacity, non-volatile, fast access speed
• Package: Integrated circuit (IC)
• Essence: Flash memory chip
• Packaging/Quantity: Individual chip

Specifications

• Model: M28W320HCB70D11
• Capacity: 32 megabits (4 megabytes)
• Interface: Parallel
• Voltage: 3.0 to 3.6 volts
• Access Time: 70 nanoseconds
• Operating Temperature: -40°C to +85°C
• Package Type: TSOP (Thin Small Outline Package)
• Pin Count: 48 pins

Detailed Pin Configuration

The M28W320HCB70D11 chip 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. DQ0
35. DQ1
36. DQ2
37. DQ3
38. DQ4
39. DQ5
40. DQ6
41. DQ7
42. WE#
43. CE#
44. OE#
45. BYTE#
46. VSS
47. RP#
48. VCC

Functional Features

• Non-volatile memory: Retains data even when power is turned off
• High capacity: 32 megabits (4 megabytes) of storage space
• Fast access speed: 70 nanoseconds access time
• Parallel interface: Allows for efficient data transfer

Advantages and Disadvantages

Advantages: - Large storage capacity - Fast access speed - Non-volatile memory - Easy to integrate into existing systems

Disadvantages: - Limited write endurance - Relatively higher power consumption compared to some other memory technologies

Working Principles

The M28W320HCB70D11 chip is based on flash memory technology. It utilizes a grid of memory cells, each capable of storing a single bit of information. These cells can be electrically programmed and erased, allowing for non-volatile data storage. The chip communicates with the host system through a parallel interface, enabling fast data transfer.

Detailed Application Field Plans

The M28W320HCB70D11 chip finds applications in various fields, including but not limited to: 1. Consumer electronics: Used in digital cameras, MP3 players, and portable gaming devices for data storage. 2. Automotive: Employed in car infotainment systems and navigation units for storing maps, firmware, and multimedia content. 3. Industrial automation: Utilized in programmable logic controllers (PLCs) and industrial control systems for data logging and configuration storage. 4. Telecommunications: Integrated into networking equipment for caching and buffering purposes.

Detailed and Complete Alternative Models

1. M28W320FSB70N6E: Similar flash memory chip with a different package type (FBGA).
2. M28W320EB70N6F: Flash memory chip with extended temperature range (-40°C to +105°C).
3. M28W320CT70N6: Flash memory chip with lower access time (70 nanoseconds).

These alternative models offer similar functionality and capacity, but may differ in package type, temperature range, or access speed.

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