Overview
The 74V1G86STR, although obsolete, would have been a single 2-input exclusive-OR gate integrated circuit. Exclusive-OR gates perform the Boolean function Y = A ⊕ B, where the output is true if and only if one of the inputs is true. These devices are typically used in digital logic circuits and are essential for various electronic systems.
Since the 74V1G86STR is no longer manufactured, users are advised to seek substitutes or alternative components that offer similar functionality.
Key Specifications
| Parameter | Min | Typ | Max | Unit |
|---|---|---|---|---|
| VCC (Supply Voltage) | 1.65 | - | 5.5 | V |
| VI (Input Voltage) | -0.5 | - | 6.5 | V |
| TA (Operating Temperature) | -40 | - | 125 | °C |
| IOL (Low-Level Output Current) | - | - | 32 | mA |
| tpd (Propagation Delay) | - | 4 | - | ns |
Note: The exact specifications for the 74V1G86STR are not available due to its obsolete status. The above table is a general representation based on similar components.
Key Features
- Single 2-input exclusive-OR gate
- Supports 1.65-V to 5.5-V VCC operation
- ESD protection exceeding JESD 22 standards (e.g., 2000-V Human-Body Model, 1000-V Charged-Device Model)
- Inputs are overvoltage tolerant up to 5.5 V
- Low power consumption with maximum ICC of 10 µA at 85°C
- High output drive capability (e.g., ±24 mA at 3.3 V)
- Supports partial-power-down mode with Ioff circuitry
- Available in various packages such as SOT-23, SC70, and DSBGA
Applications
- Wireless headsets
- Motor drives and controls
- TVs and set-top boxes
- Audio equipment
- Bus interface applications due to down translation capabilities
Q & A
- What is the function of the 74V1G86STR?
The 74V1G86STR performs the Boolean function of an exclusive-OR gate, where the output is true if and only if one of the inputs is true.
- Why is the 74V1G86STR marked as obsolete?
The 74V1G86STR is no longer manufactured by STMicroelectronics, and users are advised to seek substitutes or alternative components.
- What are the typical operating voltage ranges for similar exclusive-OR gates?
Typically, these devices operate within a voltage range of 1.65 V to 5.5 V.
- What is ESD protection, and why is it important?
ESD (Electrostatic Discharge) protection prevents damage to the device from static electricity, ensuring reliability and longevity.
- What are the common applications of exclusive-OR gates?
Exclusive-OR gates are used in various digital logic circuits, including wireless headsets, motor drives, TVs, set-top boxes, and audio equipment.
- How do I handle partial-power-down mode in these devices?
The Ioff circuitry in these devices disables the outputs during partial-power-down, preventing damaging current backflow.
- What are the typical output drive capabilities of these devices?
These devices can drive up to ±24 mA at 3.3 V and ±32 mA at 4.5 V.
- What are the thermal specifications for these devices?
The operating temperature range is typically from –40°C to 125°C, with specific thermal resistance values depending on the package type.
- How do I ensure proper input and output conditions for these devices?
Ensure input voltages do not exceed 5.5 V, and output currents do not exceed the specified maximums. Also, avoid bus contention and consider routing and load conditions to prevent ringing.
- What packages are typically available for these devices?
These devices are often available in packages such as SOT-23, SC70, and DSBGA.
