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| Product attributes | Property Value |
| Manufacturer | NXP USA Inc. |
| Product Series | 74ALVCH |
| Packaging | Bulk | |
| Part Status | Active |
| Logic Type | Transceiver, Non-Inverting |
| Number of Elements | 2 |
| Number of Bits per Element | 8 |
| Input Type | - |
| Output Type | 3-State |
| Current - Output High, Low | 24mA, 24mA |
| Voltage - Supply | 2.3V ~ 3.6V |
| Operating Temperature | -40°C ~ 85°C (TA) |
| Grade | - |
| Qualification | - |
| Mounting Type | Surface Mount |
| Package / Case | 56-TFSOP (0.240", 6.10mm Width) |
| Supplier Device Package | 56-TSSOP |
The 74ALVCH16646 is a high-performance 16-bit transceiver from NXP, designed for bidirectional asynchronous communication. It operates from 2.3V to 3.6V, making it ideal for 2.5V and 3.3V systems. Each of its two 8-bit channels can drive up to 24mA, ensuring robust signal integrity on heavily loaded buses. The non-inverting 3-State outputs allow for flexible bus control and multiplexing. Housed in a 56-TFSOP package, it is suitable for space-conscious, high-density applications.
- High Drive Current (24mA): Ensures reliable signal transmission over long traces and multiple loads.
- Bidirectional 16-Bit Operation: Reduces component count by handling two 8-bit buses in one package.
- Wide 2.3V to 3.6V Supply: Compatible with both 2.5V and 3.3V logic, simplifying mixed-voltage designs.
- 3-State Outputs: Allows for bus sharing and isolation, critical in multiplexed architectures.
High-Speed Data Bus Interfacing
With 24mA drive capability and a 2.3V-3.6V range, this transceiver is ideal for high-speed data buses in networking equipment and servers, ensuring signal integrity.
Bidirectional Level Shifting
It can act as a level shifter between 2.5V and 3.3V logic domains, allowing seamless communication between different voltage components on a PCB.
Memory Address/Data Buffering
In embedded systems, it can buffer address and data lines between a CPU and memory, reducing capacitive loading and improving signal quality.
Telecommunications Backplane
The 16-bit width and 3-State outputs make it suitable for driving high-speed signals across a backplane in telecom switches and routers.
Industrial Control Modules
Its robust drive strength and wide operating temperature range make it reliable for industrial PLCs and motor control interfaces.
FPGA/ASIC Interface
Use it to interface an FPGA or ASIC with other system components, providing necessary drive strength and voltage compatibility.
- Q: What is the logic family of the 74ALVCH16646DGG112?
- A: It is from the 74ALVCH high-speed, low-voltage family.
- Q: What is the function of this IC?
- A: It is a dual 8-bit transceiver with non-inverting 3-State outputs.
- Q: How many channels does it have?
- A: It has 2 channels, each handling 8 bits (16 bits total).
- Q: What is the output type?
- A: The outputs are 3-State, enabling bidirectional bus communication.
- Q: What is the operating voltage range?
- A: It operates from 2.3V to 3.6V, suitable for 2.5V and 3.3V systems.
- Q: What package is available?
- A: It comes in a 56-TFSOP package.
74ALVCH16646DGG112.pdf
- Q: What is the logic family of the 74ALVCH16646DGG112?
- A: It is from the 74ALVCH high-speed, low-voltage family.
- Q: What is the function of this IC?
- A: It is a dual 8-bit transceiver with non-inverting 3-State outputs.
- Q: How many channels does it have?
- A: It has 2 channels, each handling 8 bits (16 bits total).
- Q: What is the output type?
- A: The outputs are 3-State, enabling bidirectional bus communication.
- Q: What is the operating voltage range?
- A: It operates from 2.3V to 3.6V, suitable for 2.5V and 3.3V systems.
- Q: What package is available?
- A: It comes in a 56-TFSOP package.