Overview
The SN74AVC16244DGGR is a 16-bit buffer/driver produced by Texas Instruments, designed to enhance the performance and density of various digital systems. This device is part of the Texas Instruments Widebus Family and incorporates Dynamic Output Control (DOC) circuitry to optimize output impedance and reduce noise. It operates over a wide voltage range of 1.4-V to 3.6-V, making it versatile for different application environments. The SN74AVC16244DGGR is packaged in a 48-pin TSSOP (DGG) package and is fully specified for partial-power-down applications, ensuring efficient power management.
Key Specifications
| Parameter | Value | Unit |
|---|---|---|
| Package | TSSOP (DGG) | - |
| Pins | 48 | - |
| Operating Temperature Range | -40 to 85 | °C |
| Supply Voltage Range | 1.4 to 3.6 | V |
| Maximum Propagation Delay at 2.5-V and 3.3-V VCC | < 2 ns | ns |
| Output Current (IOH and IOL) at 2.5-V VCC | ±24 mA | mA |
| ESD Protection | 2000-V Human-Body Model, 200-V Machine Model | - |
| Latch-Up Performance | Exceeds 100 mA per JESD 78, Class II | - |
Key Features
- Dynamic Output Control (DOC) circuitry to reduce noise without speed degradation
- Less than 2-ns maximum propagation delay at 2.5-V and 3.3-V VCC
- Dynamic drive capability equivalent to standard outputs with IOH and IOL of ±24 mA at 2.5-V VCC
- Overvoltage-tolerant inputs/outputs for mixed-voltage-mode data communications
- Ioff support for partial-power-down mode operation
- ESD protection exceeds JESD 22 standards
- Latch-up performance exceeds 100 mA per JESD 78, Class II
- True outputs and symmetrical active-low output-enable (OE) inputs
Applications
The SN74AVC16244DGGR is designed to improve the performance and density of various digital systems, including:
- 3-state memory address drivers
- Clock drivers
- Bus-oriented receivers and transmitters
The device can be used as four 4-bit buffers, two 8-bit buffers, or one 16-bit buffer, making it versatile for different application requirements.
Q & A
- What is the operating voltage range of the SN74AVC16244DGGR?
The operating voltage range is from 1.4-V to 3.6-V.
- What type of package does the SN74AVC16244DGGR come in?
The device is packaged in a 48-pin TSSOP (DGG) package.
- What is the maximum propagation delay at 2.5-V and 3.3-V VCC?
The maximum propagation delay is less than 2 ns.
- What is the output current capability at 2.5-V VCC?
The output current capability is ±24 mA.
- Does the SN74AVC16244DGGR support partial-power-down mode operation?
Yes, it supports partial-power-down mode operation using Ioff circuitry.
- What is the ESD protection level of the SN74AVC16244DGGR?
The ESD protection exceeds 2000-V Human-Body Model and 200-V Machine Model.
- What are the typical applications of the SN74AVC16244DGGR?
Typical applications include 3-state memory address drivers, clock drivers, and bus-oriented receivers and transmitters.
- How can the SN74AVC16244DGGR be configured?
The device can be used as four 4-bit buffers, two 8-bit buffers, or one 16-bit buffer.
- What is the operating temperature range of the SN74AVC16244DGGR?
The operating temperature range is from -40°C to 85°C.
- Does the SN74AVC16244DGGR have overvoltage-tolerant inputs/outputs?
Yes, it has overvoltage-tolerant inputs/outputs for mixed-voltage-mode data communications.
