SN74VMEH22501DGGR

Product Overview

• Category: Integrated Circuit (IC)
• Use: Logic Gate
• Characteristics: High-speed, low-power consumption
• Package: TSSOP-56
• Essence: Voltage Mode Emitter-Coupled Logic (VM-ECL) Translator
• Packaging/Quantity: Tape and Reel, 2500 pieces per reel

Specifications

• Supply Voltage Range: 2.375V to 3.8V
• Input Voltage Range: -0.5V to 4.6V
• Output Voltage Range: -0.5V to 4.6V
• Operating Temperature Range: -40°C to 85°C
• Propagation Delay Time: 0.9ns (typical)
• Maximum Operating Frequency: 1.5GHz

Detailed Pin Configuration

The SN74VMEH22501DGGR has a total of 56 pins. The pin configuration is as follows:

1. VCC
2. GND
3. A0
4. A1
5. A2
6. A3
7. A4
8. A5
9. A6
10. A7
11. A8
12. A9
13. A10
14. A11
15. A12
16. A13
17. A14
18. A15
19. A16
20. A17
21. A18
22. A19
23. A20
24. A21
25. A22
26. A23
27. A24
28. A25
29. A26
30. A27
31. A28
32. A29
33. A30
34. A31
35. OE#
36. DIR#
37. B0
38. B1
39. B2
40. B3
41. B4
42. B5
43. B6
44. B7
45. B8
46. B9
47. B10
48. B11
49. B12
50. B13
51. B14
52. B15
53. B16
54. B17
55. B18
56. B19

Functional Features

• Voltage translation between two different logic levels (VM-ECL to CMOS/TTL)
• High-speed operation with low propagation delay
• Bi-directional data flow with direction control (DIR# pin)
• Output enable control (OE# pin) for tri-state output

Advantages and Disadvantages

Advantages: - High-speed voltage translation - Low-power consumption - Wide operating temperature range - Bi-directional data flow capability

Disadvantages: - Limited number of input/output pins - Requires external control signals for direction and output enable

Working Principles

The SN74VMEH22501DGGR is a voltage mode emitter-coupled logic (VM-ECL) translator. It operates by converting high-speed VM-ECL signals to compatible CMOS/TTL logic levels. The device uses internal circuitry to perform the voltage translation, ensuring accurate and reliable signal conversion.

Detailed Application Field Plans

The SN74VMEH22501DGGR is commonly used in applications where voltage translation between VM-ECL and CMOS/TTL logic levels is required. Some specific application fields include:

1. Telecommunications: Used in high-speed data transmission systems to interface between VM-ECL-based communication devices and CMOS/TTL-based control circuits.
2. Networking: Enables seamless integration between VM-ECL network switches and CMOS/TTL-based routers or controllers.
3. Test and Measurement: Facilitates signal conversion between VM-ECL test equipment and CMOS/TTL-based measurement instruments.

Detailed and Complete Alternative Models

1. SN74VMEH22501DGG
2. SN74VMEH22501DR
3. SN74VMEH22501DG

These alternative models offer similar functionality and characteristics to the SN74VMEH22501DGGR, providing voltage translation between VM-ECL and CMOS/TTL logic levels.

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