Overview
The Texas Instruments 74LVC1G123DCTRE4 is a single retriggerable monostable multivibrator integrated circuit. This component is part of the 74LVC family, known for its low-voltage CMOS logic. It is designed to operate over a wide range of supply voltages from 1.65 V to 5.5 V, making it versatile for various applications. The device supports glitch-free power-up reset on all outputs and features live insertion, partial-power-down mode, and back-drive protection, enhancing its reliability and usability in complex systems.
Key Specifications
| Parameter | Min | Typ | Max | Unit |
|---|---|---|---|---|
| VCC Supply Voltage | -0.5 | 6.5 | V | |
| Input Voltage (VI) | -0.5 | 6.5 | V | |
| Output Voltage (VO) in High or Low State | -0.5 | VCC + 0.5 | V | |
| Propagation Delay Time (tpd) at VCC = 3.3 V | 3 | 8 | 11.5 | ns |
| Operating Temperature Range | -40 | 85 | °C | |
| Package Type | SSOP8 |
Key Features
- Single retriggerable monostable multivibrator with glitch-free power-up reset on all outputs.
- Supports live insertion, partial-power-down mode, and back-drive protection.
- Operates over a wide range of supply voltages from 1.65 V to 5.5 V.
- Low propagation delay times, with a maximum of 8 ns at 3.3 V.
- Clear input can terminate the output pulse early.
- Retriggerable from active-high or active-low gated logic inputs, supporting up to 100% duty cycle.
- Latch-up performance exceeds 100 mA per JESD 78, Class II.
Applications
The 74LVC1G123DCTRE4 is suitable for a variety of applications, including:
- Pulse generation and timing circuits.
- Reset and clear functions in digital systems.
- Retriggerable timing circuits where the output pulse needs to be extended.
- Low-voltage CMOS logic circuits requiring high-speed and low power consumption.
- Automotive, industrial, and consumer electronics where reliable and robust timing functions are necessary.
Q & A
- What is the operating voltage range of the 74LVC1G123DCTRE4? The operating voltage range is from 1.65 V to 5.5 V.
- What is the maximum propagation delay time at 3.3 V? The maximum propagation delay time at 3.3 V is 11.5 ns.
- Does the 74LVC1G123DCTRE4 support live insertion? Yes, it supports live insertion, partial-power-down mode, and back-drive protection.
- What is the package type of the 74LVC1G123DCTRE4? The package type is SSOP8.
- Can the output pulse be terminated early? Yes, the clear input can terminate the output pulse early.
- What is the operating temperature range? The operating temperature range is from -40°C to 85°C.
- Is the 74LVC1G123DCTRE4 retriggerable? Yes, it is retriggerable from active-high or active-low gated logic inputs.
- What is the latch-up performance of the 74LVC1G123DCTRE4? The latch-up performance exceeds 100 mA per JESD 78, Class II.
- Does the 74LVC1G123DCTRE4 have glitch-free power-up reset? Yes, it has glitch-free power-up reset on all outputs.
- What are some common applications of the 74LVC1G123DCTRE4? Common applications include pulse generation, reset and clear functions, retriggerable timing circuits, and low-voltage CMOS logic circuits.
