SN74LVC16T245DLR

Product Overview

• Category: Integrated Circuit (IC)
• Use: Level Shifter and Translator
• Characteristics: Bi-directional voltage level shifter with 16-bit wide input/output bus
• Package: DFN (Dual Flat No-Lead) package
• Essence: Translates signals between different voltage levels in electronic systems
• Packaging/Quantity: Tape and Reel, 2500 units per reel

Specifications

• Supply Voltage Range: 1.65V to 5.5V
• Input Voltage Range: 0V to VCC
• Output Voltage Range: 0V to VCC
• Maximum Operating Frequency: 100MHz
• Number of Channels: 16
• Logic Family: LVC (Low-Voltage CMOS)

Detailed Pin Configuration

The SN74LVC16T245DLR has a total of 48 pins, which are divided into two sides: Side A and Side B. Each side consists of 24 pins.

Side A: 1. OE (Output Enable) 1 2. I/O0 (Input/Output) 1 3. GND (Ground) 4. I/O1 5. I/O2 6. I/O3 7. I/O4 8. VCC (Supply Voltage) 9. I/O5 10. I/O6 11. I/O7 12. I/O8 13. I/O9 14. I/O10 15. I/O11 16. I/O12

Side B: 17. I/O13 18. I/O14 19. I/O15 20. I/O16 21. I/O17 22. I/O18 23. I/O19 24. I/O20 25. I/O21 26. I/O22 27. I/O23 28. GND 29. I/O24 30. I/O25 31. I/O26 32. I/O27 33. VCC 34. I/O28 35. I/O29 36. I/O30 37. I/O31 38. I/O32 39. I/O33 40. I/O34 41. I/O35 42. OE 2

Functional Features

• Bi-directional voltage level shifting: Allows translation of signals between different voltage domains.
• Wide input/output bus: Supports a 16-bit wide data bus, enabling efficient data transfer.
• Output enable control: The OE pins can be used to enable or disable the outputs, providing flexibility in system design.
• Low-voltage CMOS logic family: Operates at low power levels and is compatible with various microcontrollers and digital systems.

Advantages and Disadvantages

Advantages: - Efficient voltage level shifting for multi-voltage systems. - Wide input/output bus allows for high-speed data transfer. - Low power consumption due to the use of low-voltage CMOS technology.

Disadvantages: - Limited maximum operating frequency compared to some other level shifters. - Requires careful consideration of voltage compatibility to avoid signal distortion or damage.

Working Principles

The SN74LVC16T245DLR operates by receiving input signals from one voltage domain and translating them to another voltage domain. It uses a combination of MOSFETs and level-shifting circuitry to achieve this bi-directional voltage translation. The OE pins control the output enable function, allowing the user to enable or disable the outputs as needed.

Detailed Application Field Plans

The SN74LVC16T245DLR is commonly used in electronic systems where there is a need to interface components operating at different voltage levels. Some typical application fields include:

1. Microcontroller interfacing: The IC can be used to connect a microcontroller operating at one voltage level to peripheral devices operating at a different voltage level.
2. Communication systems: It can be employed in communication interfaces, such as UART (Universal Asynchronous Receiver-Transmitter) or SPI (Serial Peripheral Interface), to enable communication between devices with different voltage requirements.
3. Industrial automation: The level shifter is useful in industrial control systems where sensors and actuators may operate at different voltage levels.
4. Consumer electronics: It finds applications in various consumer electronic devices, such as smartphones, tablets, and gaming consoles, where different components may require different voltage levels.

Detailed and Complete Alternative Models

1. TXB0108PWR: 8-bit bidirectional voltage-level translator with automatic direction sensing.
2. PCA9306DCTR: Dual bidirectional I2C-bus and SMBus voltage-level translator.
3. SN74LVC4245ADW: Octal bus transceiver and voltage level shifter with 3-state outputs.

These alternative models offer similar functionality and can be considered as substitutes for