MT48LC4M16A2B4-7E:J

Basic Information Overview

• Category: Integrated Circuit (IC)
• Use: Memory module
• Characteristics: High-speed, low-power, synchronous dynamic random-access memory (SDRAM)
• Package: 54-ball FBGA (Fine-Pitch Ball Grid Array)
• Essence: Provides high-performance memory storage for various electronic devices
• Packaging/Quantity: Typically sold in reels or trays containing multiple units

Specifications

• Organization: 4 Meg x 16
• Voltage: 3.3V
• Speed: 143 MHz
• Access Time: 7 ns
• Operating Temperature Range: -40°C to +85°C
• Refresh Mode: Auto-refresh and self-refresh
• Burst Length: 1, 2, 4, 8, Full Page
• Interface: Parallel

Detailed Pin Configuration

The MT48LC4M16A2B4-7E:J has a total of 54 pins. The pin configuration is as follows:

1. VDD
2. DQ0
3. DQ1
4. DQ2
5. DQ3
6. DQ4
7. DQ5
8. DQ6
9. DQ7
10. VSS
11. DQ8
12. DQ9
13. DQ10
14. DQ11
15. DQ12
16. DQ13
17. DQ14
18. DQ15
19. VSS
20. A0
21. A1
22. A2
23. A3
24. A4
25. A5
26. A6
27. A7
28. A8
29. A9
30. A10
31. A11
32. A12
33. A13
34. A14
35. A15
36. VSS
37. WE#
38. CAS#
39. RAS#
40. CS#
41. CKE
42. BA0
43. BA1
44. VDD
45. CLK
46. DQM0
47. DQM1
48. VSS
49. NC
50. VDD
51. VDD
52. VSS
53. VSS
54. VSS

Functional Features

• High-speed operation allows for quick data access and transfer.
• Low-power consumption helps conserve energy in electronic devices.
• Synchronous design ensures efficient communication with the system bus.
• Auto-refresh and self-refresh modes maintain data integrity during power fluctuations.

Advantages and Disadvantages

Advantages: - High-speed performance enhances overall system responsiveness. - Low-power consumption prolongs battery life in portable devices. - Synchronous design enables seamless integration with the system bus.

Disadvantages: - Limited storage capacity compared to other memory technologies. - Relatively higher cost per unit compared to alternative memory modules.

Working Principles

The MT48LC4M16A2B4-7E:J operates based on the principles of synchronous dynamic random-access memory (SDRAM). It stores digital information in a matrix of capacitors, which are organized into rows and columns. The memory cells are accessed by sending row and column addresses, allowing for rapid retrieval and modification of stored data. The synchronous design ensures that data transfers occur in sync with the system clock, optimizing overall system performance.

Detailed Application Field Plans

The MT48LC4M16A2B4-7E:J is widely used in various electronic devices that require high-performance memory storage. Some common application fields include: - Personal computers - Laptops and notebooks - Servers and workstations - Networking equipment - Graphics cards - Gaming consoles

Detailed and Complete Alternative Models

1. MT48LC4M16A2P-7E:J
   • Similar specifications and pin configuration as MT48LC4M16A2B4-7E:J, but with a different package type (TSOP II).
2. MT48LC4M16A2TG-75IT:G
   • Higher speed variant (166 MHz) with the same organization and pin configuration.
3. MT48LC4M16A2P-6A:J
   • Lower access time variant (6 ns) with similar specifications and pin configuration.

These alternative models provide options for different application requirements while maintaining compatibility with the MT48LC4M16A2B4-7E:J.

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