Overview
The Texas Instruments 74ALVCH16245DGGRG4 is a 16-bit noninverting bus transceiver designed for asynchronous communication between two data buses. This device is part of the Texas Instruments Widebus™ family and operates over a wide voltage range from 1.65 V to 3.6 V, making it versatile for various applications. It features 3-state outputs, which can be set to high, low, or high-impedance states, allowing for flexible bus management.
Key Specifications
| Parameter | Min | Max | Unit |
|---|---|---|---|
| VCC (Supply Voltage) | 1.65 | 3.6 | V |
| VI (Input Voltage) | -0.5 | VCC + 0.5 | V |
| VO (Output Voltage) | -0.5 | VCC + 0.5 | V |
| IIK (Input Clamp Current) | -50 | - | mA |
| IOK (Output Clamp Current) | -50 | - | mA |
| IO (Continuous Output Current) | -50 | 50 | mA |
| Tstg (Storage Temperature) | -65 | 150 | °C |
| TA (Operating Free-Air Temperature) | -40 | 85 | °C |
| tpd (Propagation Delay) at 3.3 V | - | 3 | ns |
| IOL (Low-Level Output Current) at 3.3 V | -24 | - | mA |
Key Features
- Operates from 1.65 V to 3.6 V, making it suitable for a wide range of applications.
- 16-bit noninverting bus transceiver with 3-state outputs.
- Maximum propagation delay of 3 ns at 3.3 V.
- Output drive capability of ±24 mA at 3.3 V.
- ESD protection: Human body model (HBM) up to 2000 V and charged-device model (CDM) up to 1000 V.
- Available in various packages including TSSOP, TVSOP, SSOP, and BGA MicroStar Junior.
Applications
- Network Switches
- Telecom Infrastructure
- Motor Drivers
- I/O Expanders
- General-purpose bus communication in digital systems.
Q & A
- What is the voltage range for the 74ALVCH16245DGGRG4? The device operates from 1.65 V to 3.6 V.
- What is the maximum propagation delay at 3.3 V? The maximum propagation delay is 3 ns.
- What are the output drive capabilities at 3.3 V? The output drive capability is ±24 mA.
- What are the ESD protection ratings for this device? The device has ESD protection up to 2000 V for the human body model (HBM) and up to 1000 V for the charged-device model (CDM).
- In what packages is the 74ALVCH16245DGGRG4 available? It is available in TSSOP, TVSOP, SSOP, and BGA MicroStar Junior packages.
- What is the operating temperature range for this device? The operating temperature range is from -40°C to 85°C.
- What is the storage temperature range for this device? The storage temperature range is from -65°C to 150°C.
- Can the 74ALVCH16245DGGRG4 be used in safety-critical applications? It is not recommended without proper evaluation and compliance with safety standards.
- How many bits does the 74ALVCH16245DGGRG4 transceiver handle? It handles 16 bits (dual-octal).
- Does the device have 3-state outputs? Yes, it has noninverting 3-state bus compatible outputs.
