SN74ALVCHR16601GR

Product Overview

• Category: Integrated Circuit (IC)
• Use: Logic Level Shifter
• Characteristics: High-speed, low-voltage, 16-bit bus transceiver with 3-state outputs
• Package: TSSOP (Thin Shrink Small Outline Package)
• Essence: Transceiver IC for voltage level translation between different logic levels
• Packaging/Quantity: Tape and Reel, 2500 units per reel

Specifications

• Number of Bits: 16
• Logic Family: ALVC (Advanced Low-Voltage CMOS)
• Supply Voltage Range: 1.65V to 3.6V
• Input Voltage Levels: Compatible with both TTL and CMOS
• Output Voltage Levels: Compatible with both TTL and CMOS
• Maximum Operating Frequency: 400 MHz
• Propagation Delay: 2.5 ns (typical)
• Output Drive Strength: ±24 mA
• ESD Protection: Human Body Model (HBM) - 2000V, Machine Model (MM) - 200V

Detailed Pin Configuration

The SN74ALVCHR16601GR has a total of 48 pins. The pin configuration is as follows:

1. OE (Output Enable) A1
2. I/O0 A2
3. GND A3
4. I/O1 A4
5. VCC A5
6. I/O2 A6
7. I/O3 A7
8. I/O4 A8
9. I/O5 A9
10. I/O6 A10
11. I/O7 A11
12. I/O8 A12
13. I/O9 A13
14. I/O10 A14
15. I/O11 A15
16. I/O12 A16
17. I/O13 A17
18. I/O14 A18
19. I/O15 A19
20. GND A20
21. OE (Output Enable) B1
22. I/O16 B2
23. GND B3
24. I/O17 B4
25. VCC B5
26. I/O18 B6
27. I/O19 B7
28. I/O20 B8
29. I/O21 B9
30. I/O22 B10
31. I/O23 B11
32. I/O24 B12
33. I/O25 B13
34. I/O26 B14
35. I/O27 B15
36. I/O28 B16
37. I/O29 B17
38. I/O30 B18
39. I/O31 B19
40. GND B20

Functional Features

• Bidirectional voltage level translation between two logic levels
• Supports both TTL and CMOS input/output voltage levels
• 3-state outputs for bus sharing and multiplexing applications
• High-speed operation with a maximum frequency of 400 MHz
• Low power consumption in the range of 1.65V to 3.6V supply voltage

Advantages and Disadvantages

Advantages: - Wide supply voltage range allows compatibility with various systems - High-speed operation enables efficient data transfer - 3-state outputs facilitate bus sharing and multiplexing - ESD protection ensures robustness against electrostatic discharge

Disadvantages: - Limited number of bits (16) may not be suitable for larger-scale applications - TSSOP package may require careful handling during assembly

Working Principles

The SN74ALVCHR16601GR is designed to translate voltage levels between two different logic families, such as TTL and CMOS. It utilizes a combination of level-shifting circuitry and 3-state output buffers to achieve bidirectional voltage translation. The input signals are detected and converted to the appropriate logic levels, allowing seamless communication between devices operating at different voltage levels.

Detailed Application Field Plans

The SN74ALVCHR16601GR is commonly used in various applications that require voltage level translation, such as:

1. Microcontroller interfacing with different logic families
2. Communication interfaces between different voltage domains
3. Bus sharing and multiplexing in digital systems
4. Level shifting in battery-powered devices with low-voltage requirements
5. Signal conditioning in mixed-signal circuits

Detailed and Complete Alternative Models

1. SN74LVC1T45DBVR: Single-bit voltage level translator with 3-state output
2. SN74AVC4T245PW: Quad-bit voltage level translator with 3-state output
3. SN74LVCH16244ADGGR: 16-bit voltage level shifter with 3-state output
4. SN74AUP1T34DCKR: Single-bit unidirectional voltage level