SN74LVTH2245DGVR

Product Overview

• Category: Integrated Circuit (IC)
• Use: Level Shifter and Bus Transceiver
• Characteristics: High-speed, low-voltage, 8-bit bidirectional transceiver
• Package: VSSOP (Very Small Outline Package)
• Essence: Transfers data between different voltage domains
• Packaging/Quantity: Tape and Reel, 2500 pieces per reel

Specifications

• Supply Voltage Range: 1.65V to 3.6V
• Input Voltage Range: 0V to VCC
• Output Voltage Range: 0V to VCC
• Operating Temperature Range: -40°C to +85°C
• Number of Channels: 8
• Data Rate: Up to 400Mbps
• Propagation Delay: 2.9ns (Max)
• Output Drive Strength: ±12mA

Detailed Pin Configuration

The SN74LVTH2245DGVR has a total of 24 pins. The pin configuration is as follows:

1. OE (Output Enable) 1
2. A1 (Data Port A) 1
3. B1 (Data Port B) 1
4. GND (Ground)
5. B2 (Data Port B) 2
6. A2 (Data Port A) 2
7. OE (Output Enable) 2
8. VCC (Supply Voltage)
9. DIR (Direction Control)
10. A3 (Data Port A) 3
11. B3 (Data Port B) 3
12. OE (Output Enable) 3
13. GND (Ground)
14. B4 (Data Port B) 4
15. A4 (Data Port A) 4
16. OE (Output Enable) 4
17. VCC (Supply Voltage)
18. B5 (Data Port B) 5
19. A5 (Data Port A) 5
20. OE (Output Enable) 5
21. GND (Ground)
22. A6 (Data Port A) 6
23. B6 (Data Port B) 6
24. OE (Output Enable) 6

Functional Features

• Bidirectional data transfer between two voltage domains
• Level shifting capability for interfacing between different logic families
• Output enable control for tri-state operation
• High-speed operation with low propagation delay
• Low power consumption

Advantages and Disadvantages

Advantages: - Supports bidirectional communication - Wide supply voltage range allows compatibility with various systems - High-speed data transfer capability - Small package size for space-constrained applications

Disadvantages: - Limited number of channels (8) - Requires careful consideration of voltage levels to prevent damage

Working Principles

The SN74LVTH2245DGVR is a level shifter and bus transceiver IC that enables bidirectional data transfer between two voltage domains. It operates by converting the logic levels of input signals from one voltage domain to another, allowing seamless communication between devices operating at different voltage levels.

The direction of data flow is controlled by the DIR pin. When DIR is set to logic high, data is transferred from Port A to Port B, and when DIR is set to logic low, data is transferred from Port B to Port A.

The OE pins are used to enable or disable the outputs. When OE is set to logic high, the outputs are in a high-impedance state (tri-state), allowing other devices to drive the bus. When OE is set to logic low, the outputs actively drive the bus.

Detailed Application Field Plans

The SN74LVTH2245DGVR is commonly used in various applications where level shifting and bidirectional data transfer are required. Some of the typical application fields include:

1. Communication Systems: Used for interfacing between different voltage domains in communication systems, such as UART, SPI, I2C, and RS-485 interfaces.
2. Embedded Systems: Enables communication between microcontrollers operating at different voltage levels.
3. Industrial Automation: Facilitates data exchange between sensors, actuators, and control units in industrial automation systems.
4. Automotive Electronics: Used in automotive electronics to interface between different voltage domains in CAN (Controller Area Network) and LIN (Local Interconnect Network) bus systems.
5. Consumer Electronics: Enables level shifting and data transfer in devices like smartphones, tablets, and gaming consoles.

Detailed and Complete Alternative Models

1. SN74LVTH16245ADGGR
2. SN74LVC245APWR
3. SN74AVC4T245PWR
4. SN74CBTLV3257PW
5. SN74AUP1G125DCKR
6. SN74LVC8T245PWR
7. SN74