Overview
The SN74121NSRG4 is a monostable multivibrator integrated circuit produced by Texas Instruments. This IC is part of the popular 7400 series and is designed for surface mount applications. It features a Schmitt trigger input-less monostable multivibrator with a propagation delay time of 45 ns, making it suitable for generating precise timing signals in both digital and analog circuits. The device operates within a wide voltage range (4.75 V to 5.25 V) and temperature range (0°C to 70°C), ensuring its reliability in various environments.
Key Specifications
| Parameter | Value | Parameter | Value |
|---|---|---|---|
| Elements per Chip | 1 | Logic Family | TTL |
| Logic Type | Monostable Multivibrator | Supply Current - Max | 13 mA |
| Propagation Delay Time | 80 ns | High Level Output Current | -400 uA |
| Low Level Output Current | 16 mA | Supply Voltage - Max | 5.25 V |
| Supply Voltage - Min | 4.75 V | Minimum Operating Temperature | 0°C |
| Maximum Operating Temperature | +70°C | Brand | Texas Instruments |
| Height | 1.95 mm | Length | 10.3 mm |
| Mounting Style | SMD/SMT | Operating Supply Voltage | 5 V |
| Factory Pack Quantity | 1 | Width | 5.3 mm |
| Unit Weight | 0.008501 oz | Package/Case | SOIC-14 |
Key Features
- Monostable multivibrator logic circuit
- Propagation delay time: 45 ns
- Operating voltage: 4.75 V to 5.25 V
- Operating temperature: 0°C to 70°C
- Surface mount package (14-SOIC)
- Tape and reel (TR) packaging
- Suitable for various applications in digital and analog circuits
- Schmitt trigger input-less design
- Low power consumption and high reliability
Applications
- Timing control in electronic systems
- Pulse generation in medical devices
- Triggering in industrial automation systems
- Logic level conversion in telecommunications equipment
- Delay lines in audio and video applications
- Timing circuits
- Pulse shaping
- Frequency dividers
- Logic gate applications
Q & A
- What is the SN74121NSRG4?
The SN74121NSRG4 is a monostable multivibrator integrated circuit from Texas Instruments.
- What is the propagation delay time of the SN74121NSRG4?
The propagation delay time of the SN74121NSRG4 is 45 ns.
- What is the operating voltage range of the SN74121NSRG4?
The operating voltage range is from 4.75 V to 5.25 V.
- What is the operating temperature range of the SN74121NSRG4?
The operating temperature range is from 0°C to 70°C.
- What type of package does the SN74121NSRG4 come in?
The SN74121NSRG4 comes in a 14-SOIC surface mount package.
- Is the SN74121NSRG4 RoHS compliant?
Yes, the SN74121NSRG4 is RoHS compliant and lead-free.
- What are some common applications of the SN74121NSRG4?
Common applications include timing control, pulse generation, triggering in industrial automation, logic level conversion, and delay lines in audio and video applications.
- Does the SN74121NSRG4 have Schmitt trigger inputs?
No, the SN74121NSRG4 is designed with a Schmitt trigger input-less monostable multivibrator.
- What is the maximum supply current of the SN74121NSRG4?
The maximum supply current is 13 mA.
- Is the SN74121NSRG4 still in production?
The SN74121NSRG4 is listed as obsolete, so it is recommended to check availability and comply with Texas Instruments' end-of-life/discontinuance notices.
