SN74ABT16245ADLRG4

Product Overview

• Category: Integrated Circuit (IC)
• Use: Bus Transceiver
• Characteristics: High-speed, bidirectional data transfer, voltage level translation
• Package: 48-pin TSSOP (Thin Shrink Small Outline Package)
• Essence: Transfers data between two buses with different voltage levels
• Packaging/Quantity: Tape and Reel, 2500 units per reel

Specifications

• Supply Voltage Range: 2 V to 5.5 V
• Input Voltage Range: -0.5 V to VCC + 0.5 V
• Output Voltage Range: 0 V to VCC
• Operating Temperature Range: -40°C to 85°C
• Maximum Data Rate: 400 Mbps

Pin Configuration

The SN74ABT16245ADLRG4 has a total of 48 pins. The pin configuration is as follows:

1. OE (Output Enable) 1
2. A1 (Data Bus A) 1
3. B1 (Data Bus B) 1
4. A2 (Data Bus A) 2
5. B2 (Data Bus B) 2
6. GND (Ground)
7. B3 (Data Bus B) 3
8. A3 (Data Bus A) 3
9. B4 (Data Bus B) 4
10. A4 (Data Bus A) 4
11. B5 (Data Bus B) 5
12. A5 (Data Bus A) 5
13. B6 (Data Bus B) 6
14. A6 (Data Bus A) 6
15. B7 (Data Bus B) 7
16. A7 (Data Bus A) 7
17. VCC (Supply Voltage)
18. B8 (Data Bus B) 8
19. A8 (Data Bus A) 8
20. B9 (Data Bus B) 9
21. A9 (Data Bus A) 9
22. B10 (Data Bus B) 10
23. A10 (Data Bus A) 10
24. B11 (Data Bus B) 11
25. A11 (Data Bus A) 11
26. B12 (Data Bus B) 12
27. A12 (Data Bus A) 12
28. B13 (Data Bus B) 13
29. A13 (Data Bus A) 13
30. B14 (Data Bus B) 14
31. A14 (Data Bus A) 14
32. B15 (Data Bus B) 15
33. A15 (Data Bus A) 15
34. B16 (Data Bus B) 16
35. A16 (Data Bus A) 16
36. VCC (Supply Voltage)
37. DIR (Direction Control)
38. GND (Ground)
39. B17 (Data Bus B) 17
40. A17 (Data Bus A) 17
41. B18 (Data Bus B) 18
42. A18 (Data Bus A) 18
43. B19 (Data Bus B) 19
44. A19 (Data Bus A) 19
45. B20 (Data Bus B) 20
46. A20 (Data Bus A) 20
47. B21 (Data Bus B) 21
48. A21 (Data Bus A) 21

Functional Features

• Bidirectional data transfer between two buses with different voltage levels
• Automatic direction control based on DIR pin
• Output enable control for disabling the outputs
• High-speed operation with minimal propagation delay

Advantages and Disadvantages

Advantages: - Allows interfacing between buses operating at different voltage levels - Supports high-speed data transfer - Provides automatic direction control

Disadvantages: - Limited to 21-bit data bus width - Requires careful consideration of voltage level compatibility

Working Principles

The SN74ABT16245ADLRG4 is a bidirectional bus transceiver that facilitates data transfer between two buses operating at different voltage levels. It uses a combination of voltage level translation and direction control to ensure seamless communication.

The DIR pin determines the direction of data flow. When DIR is set to logic low, data is transferred from Bus A to Bus B. Conversely, when DIR is set to logic high, data is transferred from Bus B to Bus A.

The output enable (OE) pin allows the user to disable the outputs, effectively isolating the two buses. This feature is useful when multiple transceivers are connected to the same bus, and only one needs to be active at a time.

Detailed