Overview
The MC14538BDWR2, produced by onsemi, is a dual precision retriggerable/resettable monostable multivibrator. This component is designed to generate accurate output pulses over a wide range of widths, determined by external timing components CX and RX. It can be triggered from either edge of an input pulse and features separate latched trigger and reset inputs. The MC14538BDWR2 operates within a voltage range of 3.0 Vdc to 18 Vdc, making it versatile for various applications.
Key Specifications
| Characteristic | Value | Unit |
|---|---|---|
| Operating Voltage Range | 3.0 Vdc to 18 Vdc | Vdc |
| Pulse Width Range | 10 μs to 10 s | s |
| Trigger Input | Positive or Negative Edge | - |
| Reset Input | Separate Latched Reset Inputs | - |
| Output Load Capability | Two Low-Power TTL Loads or One Low-Power Schottky TTL Load | - |
| Package Type | SOIC-16 WB (Pb-Free) | - |
| Shipping | 1000 Units / Tape & Reel | - |
Key Features
- Unlimited rise and fall time allowed on the A trigger input
- Pulse width range from 10 μs to 10 s
- Latched trigger inputs and separate latched reset inputs
- Triggerable from positive (A input) or negative-going edge (B input)
- Capable of driving two low-power TTL loads or one low-power Schottky TTL load over the rated temperature range
- Pin-for-pin compatible with MC14528B and CD4528B (CD4098)
Applications
The MC14538BDWR2 is suitable for a variety of applications requiring precise timing and pulse generation, such as:
- Timing circuits in digital systems
- Pulse stretching and pulse shaping
- Debouncing switches and contacts
- Generating timing signals in audio and video equipment
- Automotive and industrial control systems requiring AEC-Q100 qualification
Q & A
- What is the operating voltage range of the MC14538BDWR2?
The MC14538BDWR2 operates within a voltage range of 3.0 Vdc to 18 Vdc.
- What is the pulse width range of the MC14538BDWR2?
The pulse width range is from 10 μs to 10 s.
- Can the MC14538BDWR2 be triggered from both positive and negative edges?
Yes, it can be triggered from either edge of an input pulse.
- What type of reset inputs does the MC14538BDWR2 have?
It has separate latched reset inputs.
- What is the output load capability of the MC14538BDWR2?
It can drive two low-power TTL loads or one low-power Schottky TTL load.
- What package type is the MC14538BDWR2 available in?
It is available in SOIC-16 WB (Pb-Free) package.
- How many units are shipped per reel for the MC14538BDWR2?
1000 units are shipped per tape and reel.
- Is the MC14538BDWR2 compatible with other components?
Yes, it is pin-for-pin compatible with MC14528B and CD4528B (CD4098).
- What are some typical applications of the MC14538BDWR2?
It is used in timing circuits, pulse stretching, debouncing switches, and generating timing signals in various systems.
- Does the MC14538BDWR2 meet automotive standards?
Yes, it is AEC-Q100 qualified and PPAP capable for automotive and other applications requiring unique site and control change requirements.
