Overview
The SN74LVC373ADWR is an octal transparent D-type latch with 3-state outputs, manufactured by Texas Instruments. This component is designed to operate within a voltage range of 1.65 V to 3.6 V, making it versatile for various applications. It features a SOIC (DW) package with 20 pins and is suitable for use in a wide range of electronic systems due to its robust specifications and protective features.
Key Specifications
| Parameter | Min | Typ | Max | Unit |
|---|---|---|---|---|
| Supply Voltage Range (VCC) | 1.65 | - | 3.6 | V |
| Input Voltage Range (VI) | -0.5 | - | 6.5 | V |
| Output Voltage Range (VO) | -0.5 | - | VCC + 0.5 | V |
| Continuous Output Current (IO) | -50 | - | 50 | mA |
| Operating Temperature Range | -40 | - | 125 | °C |
| Pulse Duration, LE High (tw) | 3.3 | - | 3.3 | ns |
| Setup Time, Data Before LE↓ (tsu) | 2 | - | 2 | ns |
| Hold Time, Data After LE↓ (th) | 2 | - | 2 | ns |
| Propagation Delay Time (tpd) | - | 6.8 | - | ns |
Key Features
- Operates from 1.65 V to 3.6 V, making it suitable for a wide range of applications.
- Inputs accept voltages up to 5.5 V.
- Maximum propagation delay time (tpd) of 6.8 ns at 3.3 V.
- Typical output ground bounce (VOLP) < 0.8 V at VCC = 3.3 V, TA = 25°C.
- Typical output VOH undershoot > 2 V at VCC = 3.3 V, TA = 25°C.
- Supports mixed-mode signal operation on all ports (5-V input/output voltage with 3.3-V VCC).
- Ioff supports live-insertion, partial-power-down mode, and back-drive protection.
- Latch-up performance exceeds 250 mA per JESD 17.
- ESD protection exceeds JESD 22: 2000-V Human-Body Model (A114-A), 200-V Machine Model (A115-A), and 1000-V Charged-Device Model (C101).
Applications
- Network switches
- TV set-top boxes
- Motor drives
- PCs and notebooks
Q & A
- What is the operating voltage range of the SN74LVC373ADWR?
The SN74LVC373ADWR operates from 1.65 V to 3.6 V.
- What is the maximum propagation delay time (tpd) at 3.3 V?
The maximum propagation delay time (tpd) at 3.3 V is 6.8 ns.
- What is the typical output ground bounce (VOLP) at VCC = 3.3 V and TA = 25°C?
The typical output ground bounce (VOLP) is less than 0.8 V at VCC = 3.3 V and TA = 25°C.
- Does the SN74LVC373ADWR support mixed-mode signal operation?
Yes, it supports mixed-mode signal operation on all ports (5-V input/output voltage with 3.3-V VCC).
- What kind of ESD protection does the SN74LVC373ADWR have?
The SN74LVC373ADWR has ESD protection exceeding JESD 22: 2000-V Human-Body Model (A114-A), 200-V Machine Model (A115-A), and 1000-V Charged-Device Model (C101).
- What are some common applications of the SN74LVC373ADWR?
Common applications include network switches, TV set-top boxes, motor drives, and PCs and notebooks.
- What is the package type and pin count of the SN74LVC373ADWR?
The SN74LVC373ADWR comes in a SOIC (DW) package with 20 pins.
- What is the operating temperature range of the SN74LVC373ADWR?
The operating temperature range is from -40°C to 125°C.
- Does the SN74LVC373ADWR support live-insertion and partial-power-down mode?
Yes, it supports live-insertion, partial-power-down mode, and back-drive protection.
- What is the latch-up performance of the SN74LVC373ADWR?
The latch-up performance exceeds 250 mA per JESD 17.
