Overview
The SN74ALB16245DGGR is a 16-bit transceiver designed by Texas Instruments, optimized for high-speed, low-voltage (3.3-V) operation. This device is part of the Advanced Low-Voltage BiCMOS (ALB) technology family and is intended to replace conventional transceivers in speed-critical paths. It features a flow-through architecture that optimizes PCB layout and includes distributed VCC and GND pins to minimize high-speed switching noise.
Key Specifications
| Parameter | Description | Value |
|---|---|---|
| Supply Voltage Range (VCC) | -0.5 V to 4.6 V | -0.5 V to 4.6 V |
| Input Voltage Range (VI) | -0.5 V to 4.6 V | -0.5 V to 4.6 V |
| Propagation Delay (tpd) | A or B to B or A | 0.6 ns to 2 ns |
| Output Enable Time (ten) | OE to A or B | 1.5 ns to 6 ns |
| Output Disable Time (tdis) | OE to A or B | 1.8 ns to 4.2 ns |
| Operating Temperature Range | -40°C to 85°C | -40°C to 85°C |
| Package Type | TSSOP - 48 pins | TSSOP - 48 pins |
Key Features
- State-of-the-art Advanced Low-Voltage BiCMOS (ALB) technology for 3.3-V operation.
- Schottky diodes on all inputs to eliminate overshoot and undershoot.
- Industry standard ’16245 pinout for compatibility.
- Distributed VCC and GND pins to minimize high-speed switching noise.
- Flow-through architecture to optimize PCB layout.
- 3-state outputs for bus-oriented applications.
Applications
- High-speed data transmission systems.
- Bus-oriented applications requiring 3-state outputs.
- Low-voltage, high-speed logic circuits.
- PCB designs where minimizing switching noise is critical.
Q & A
- What is the operating voltage range of the SN74ALB16245DGGR?
The operating voltage range is from -0.5 V to 4.6 V for VCC and VI (except I/O ports).
- What is the propagation delay of the SN74ALB16245DGGR?
The propagation delay (tpd) is between 0.6 ns and 2 ns from A or B to B or A.
- What is the output enable time for the SN74ALB16245DGGR?
The output enable time (ten) is between 1.5 ns and 6 ns from OE to A or B.
- What is the package type of the SN74ALB16245DGGR?
The package type is TSSOP with 48 pins.
- What technology is used in the SN74ALB16245DGGR?
The device uses Advanced Low-Voltage BiCMOS (ALB) technology.
- What are the key features of the SN74ALB16245DGGR?
Key features include Schottky diodes on all inputs, industry standard ’16245 pinout, distributed VCC and GND pins, and flow-through architecture.
- What are typical applications for the SN74ALB16245DGGR?
Typical applications include high-speed data transmission systems, bus-oriented applications, and low-voltage, high-speed logic circuits.
- What is the operating temperature range of the SN74ALB16245DGGR?
The operating temperature range is from -40°C to 85°C.
- Does the SN74ALB16245DGGR have 3-state outputs?
Yes, the device has 3-state outputs, which are suitable for bus-oriented applications.
- How does the SN74ALB16245DGGR minimize switching noise?
The device minimizes switching noise through distributed VCC and GND pins).
