Overview
The SN74LVT16245BDL is a 16-bit (dual-octal) noninverting 3-state transceiver designed by Texas Instruments. This device is part of the Widebus Family and utilizes Advanced BiCMOS Technology (ABT) for 3.3-V operation, ensuring low static-power dissipation. It is capable of providing a TTL interface to a 5-V system environment, making it versatile for mixed-mode signal operations. The transceiver supports asynchronous communication between two data buses and features direction-control and output-enable inputs to manage data transmission and output states.
Key Specifications
| Attribute | Value |
|---|---|
| Logic Family | LVT |
| Logic Function | Bus Transceiver |
| Number of Elements per Chip | 2 |
| Number of Channels per Chip | 16 |
| Polarity | Non-Inverting |
| Mounting Type | Surface Mount |
| Package Type | SSOP |
| Pin Count | 48 |
| Input Level | LVTTL/TTL |
| Output Level | LVTTL |
| Maximum High Level Output Current | -32 mA |
| Maximum Low Level Output Current | 64 mA |
| Maximum Propagation Delay Time @ Maximum CL | 2.3 ns @ 3.3 V |
| Operating Temperature Range | -40°C to 85°C |
| Minimum Operating Supply Voltage | 2.7 V |
| Maximum Operating Supply Voltage | 3.6 V |
Key Features
- Member of the Texas Instruments Widebus Family
- State-of-the-Art Advanced BiCMOS Technology (ABT) Design for 3.3-V Operation and Low Static-Power Dissipation
- Supports Mixed-Mode Signal Operation (5-V Input and Output Voltages With 3.3-V VCC)
- Supports Unregulated Battery Operation Down to 2.7 V
- Typical VOLP (Output Ground Bounce) < 0.8 V at VCC = 3.3 V, TA = 25°C
- Ioff and Power-Up 3-State Support Hot Insertion
- Distributed VCC and GND Pins Minimize High-Speed Switching Noise
- Flow-Through Architecture Optimizes PCB Layout
- Latch-Up Performance Exceeds 100 mA Per JESD 78, Class II
- ESD Protection Exceeds JESD 22 – 2000-V Human-Body Model, 200-V Machine Model, 1000-V Charged-Device Model
Applications
The SN74LVT16245BDL is designed for asynchronous communication between two data buses, making it suitable for a variety of applications including:
- Data transmission and reception in mixed-voltage systems
- Hot-insertion applications due to its Ioff and power-up 3-state support
- High-speed switching environments where minimizing noise is crucial
- Systems requiring low static-power dissipation and efficient battery operation
- PCB designs that benefit from flow-through architecture for optimized layout
Q & A
- What is the primary function of the SN74LVT16245BDL?
The SN74LVT16245BDL is a 16-bit noninverting 3-state transceiver designed for asynchronous communication between two data buses.
- What is the operating voltage range of the SN74LVT16245BDL?
The device operates within a supply voltage range of 2.7 V to 3.6 V.
- What type of logic levels does the SN74LVT16245BDL support?
The device supports LVTTL/TTL input levels and LVTTL output levels.
- What is the maximum propagation delay time of the SN74LVT16245BDL?
The maximum propagation delay time is 2.3 ns at 3.3 V.
- Does the SN74LVT16245BDL support hot-insertion applications?
- What is the ESD protection level of the SN74LVT16245BDL?
The device has ESD protection exceeding JESD 22 standards, including 2000-V Human-Body Model, 200-V Machine Model, and 1000-V Charged-Device Model.
- What is the package type and pin count of the SN74LVT16245BDL?
The device comes in an SSOP package with 48 pins.
- What is the operating temperature range of the SN74LVT16245BDL?
The operating temperature range is -40°C to 85°C.
- How does the SN74LVT16245BDL minimize high-speed switching noise?
The device has distributed VCC and GND pins to minimize high-speed switching noise.
- What architecture does the SN74LVT16245BDL use to optimize PCB layout?
The device uses a flow-through architecture to optimize PCB layout.
