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| Product attributes | Property Value |
| Manufacturer | NXP USA Inc. |
| Product Series | 74LVTH |
| Packaging | Bulk | |
| Part Status | Active |
| Logic Type | Transceiver, Non-Inverting |
| Number of Elements | 1 |
| Number of Bits per Element | 8 |
| Input Type | - |
| Output Type | 3-State |
| Current - Output High, Low | 12mA, 12mA |
| Voltage - Supply | 2.7V ~ 3.6V |
| Operating Temperature | -40°C ~ 85°C (TA) |
| Grade | - |
| Qualification | - |
| Mounting Type | Surface Mount |
| Package / Case | 20-TSSOP (0.173", 4.40mm Width) |
| Supplier Device Package | 20-TSSOP |
The 74LVTH2245PW,118 is a low-voltage TTL-compatible transceiver from Nexperia, designed for bidirectional data communication. Operating from 2.7V to 3.6V, it provides non-inverting data paths with 3-State outputs and a drive capability of 12mA. The 20-pin TSSOP package is ideal for space-constrained designs. This transceiver is well-suited for bus interfacing, memory buffering, and level translation in 3.3V systems.
- Low-Voltage Operation (2.7V-3.6V): Optimized for 3.3V logic, reducing power consumption in portable and high-density applications.
- Bidirectional Transceiver Function: Simplifies data flow control between two buses with a single IC.
- High Drive Current (12mA): Ensures robust signal integrity when driving capacitive loads or long traces.
- 3-State Outputs: Provides bus isolation and prevents data corruption in multi-device systems.
Bidirectional Bus Transceivers
Use the 74LVTH2245 to interface between two bidirectional data buses (e.g., microcontroller to memory or peripheral). The direction control pin (DIR) determines data flow, while the output enable (OE) allows bus isolation.
3.3V to 3.3V Level Translation
In mixed 3.3V systems, this transceiver provides clean signal regeneration and buffering, ensuring signal integrity over longer PCB traces or cables.
Memory Interface Buffering
Drive address/data lines to SRAM or flash memory. The high drive current (12mA) and low propagation delay ensure fast, reliable memory access in embedded systems.
Backplane and Card Edge Connectors
In rack-mounted systems, the transceiver buffers signals between backplane and daughter cards. The 3-State outputs prevent bus contention during hot-swap operations.
Telecom and Networking Equipment
Buffer control and data lines in routers, switches, and base stations. The LVTH family's low-voltage operation reduces power consumption in high-density boards.
Industrial Control Buses
Interface with fieldbus controllers (e.g., CAN, RS-485) by buffering parallel control signals. The 3-State feature allows multiple controllers to share a common bus.
- Q: What logic family does the 74LVTH2245PW belong to?
- A: It is part of the 74LVTH family, which features low-voltage TTL compatibility and high-speed performance.
- Q: What is the function of this device?
- A: It is a transceiver (bidirectional buffer) with non-inverting data paths, ideal for bidirectional bus communication.
- Q: How many channels does it have?
- A: It has 1 channel (8-bit transceiver, but listed as 1 channel in the data; typically 8-bit). The provided data indicates 1 channel.
- Q: What is the output type?
- A: It features 3-State outputs, allowing the device to be disconnected from the bus when not active.
- Q: What is the operating voltage range?
- A: It operates from 2.7V to 3.6V, optimized for 3.3V systems.
- Q: What package is available?
- A: It is available in a 20-pin TSSOP package (0.173", 4.40mm width).
74LVTH2245PW,118.pdf
- Q: What logic family does the 74LVTH2245PW belong to?
- A: It is part of the 74LVTH family, which features low-voltage TTL compatibility and high-speed performance.
- Q: What is the function of this device?
- A: It is a transceiver (bidirectional buffer) with non-inverting data paths, ideal for bidirectional bus communication.
- Q: How many channels does it have?
- A: It has 1 channel (8-bit transceiver, but listed as 1 channel in the data; typically 8-bit). The provided data indicates 1 channel.
- Q: What is the output type?
- A: It features 3-State outputs, allowing the device to be disconnected from the bus when not active.
- Q: What is the operating voltage range?
- A: It operates from 2.7V to 3.6V, optimized for 3.3V systems.
- Q: What package is available?
- A: It is available in a 20-pin TSSOP package (0.173", 4.40mm width).