Overview
The MC14538BDTR2G is a dual, retriggerable, and resettable monostable multivibrator manufactured by onsemi. This component is part of the 4000 CMOS logic family and is housed in a 16-pin TSSOP package. It is designed for precise timing functions and can be triggered from either the positive or negative-going edge of an input pulse. The device supports a wide supply voltage range from 3 V to 18 V, making it versatile for various logic-level requirements. Its operating temperature range of -55 °C to +125 °C and robust design ensure reliability under extreme conditions.
Key Specifications
| Specification | Value |
|---|---|
| Logic Family | 4000 CMOS |
| Logic Function | Monostable Multivibrator |
| Number of Elements per Chip | 2 |
| Maximum High Level Output Current | -0.36 mA |
| Maximum Low Level Output Current | 2.4 mA |
| Minimum Pulse Width | 10 μs |
| Maximum Propagation Delay Time @ Maximum CL | 600 ns @ 50 pF |
| Mounting Type | Surface Mount |
| Package Type | TSSOP-16 |
| Pin Count | 16 |
| Dimensions | 5.1 x 4.5 x 1.05 mm |
| Minimum Operating Supply Voltage | 3 V |
| Maximum Operating Supply Voltage | 18 V |
| Minimum Operating Temperature | -55 °C |
| Maximum Operating Temperature | +125 °C |
Key Features
- Retriggerable and resettable monostable multivibrator
- Triggerable from either positive (A input) or negative-going edge (B input)
- Latched trigger inputs and separate latched reset inputs
- Pulse width range from 10 ms to 10 s
- Capable of driving two low-power TTL loads or one low-power Schottky TTL load over the rated temperature range
- Pb-free packages available and compliant with RoHS standards
- Pin-for-pin compatible with MC14528B and CD4528B (CD4098)
- Moisture sensitivity level (MSL) of 1, indicating high robustness against moisture-induced damage during solder reflow processes.
Applications
- Education and Research: In laboratories for experimental setups requiring precise timing operations, such as in physics experiments or engineering prototypes.
- Space Technology: In satellite systems for timing and control operations where reliability is paramount.
- Environmental Monitoring: For devices that monitor environmental parameters over time, such as data loggers, to enhance the accuracy of recorded data.
- Automotive: In vehicle electronics where precise timing can affect system performance, such as in engine control units or safety systems.
- Aerospace and Defense: In mission-critical applications where timing accuracy is crucial due to its military temperature grade suitability.
Q & A
- What is the MC14538BDTR2G?
The MC14538BDTR2G is a dual, retriggerable, and resettable monostable multivibrator manufactured by onsemi.
- What is the package type of the MC14538BDTR2G?
The MC14538BDTR2G is housed in a 16-pin TSSOP package.
- What is the operating supply voltage range of the MC14538BDTR2G?
The operating supply voltage range is from 3 V to 18 V.
- What is the minimum pulse width of the MC14538BDTR2G?
The minimum pulse width is 10 μs.
- Can the MC14538BDTR2G be triggered from both positive and negative-going edges?
Yes, it can be triggered from either the positive (A input) or negative-going edge (B input).
- What is the maximum propagation delay time of the MC14538BDTR2G?
The maximum propagation delay time is 600 ns @ 50 pF.
- Is the MC14538BDTR2G RoHS compliant?
Yes, the MC14538BDTR2G is Pb-free and compliant with RoHS standards.
- What are some potential applications of the MC14538BDTR2G?
Potential applications include education and research, space technology, environmental monitoring, automotive, and aerospace and defense.
- What is the moisture sensitivity level (MSL) of the MC14538BDTR2G?
The MSL is 1, indicating high robustness against moisture-induced damage during solder reflow processes.
- Is the MC14538BDTR2G pin-for-pin compatible with other devices?
Yes, it is pin-for-pin compatible with MC14528B and CD4528B (CD4098).
