Overview
The SN74LVC1G57DCKR, produced by Texas Instruments, is a configurable multiple-function gate that offers a high degree of flexibility in digital logic applications. This device is part of the SN74LVC1G57 family and is packaged in a 6-pin SC70 (DCK) package. It operates over a wide VCC range of 1.65 V to 5.5 V, making it suitable for various voltage environments. The device features Schmitt-triggered inputs, which help in reducing noise and oscillations, and it supports down translation to VCC, allowing it to accept input voltages up to 5.5 V.
Key Specifications
| Parameter | Min | Typ | Max | Unit |
|---|---|---|---|---|
| VCC Operating Range | 1.65 | - | 5.5 | V |
| Input Voltage Range | - | - | 5.5 | V |
| Propagation Delay (tpd) at 3.3 V | - | 6.3 | - | ns |
| High-Level Output Current (IOH) at 3.3 V | -24 | - | - | mA |
| Low-Level Output Current (IOL) at 3.3 V | 24 | - | - | mA |
| Static Power Dissipation (ICC) | - | 10 | - | µA |
| Operating Temperature Range | -40 | - | 125 | °C |
Key Features
- Configurable Multiple Functions: The device can be configured to perform various logic functions such as AND, OR, NAND, NOR, XNOR, inverter, and buffer.
- Schmitt-Triggered Inputs: Provides a minimum separation between positive and negative switching thresholds, reducing noise and oscillations.
- Wide VCC Operating Range: Operates from 1.65 V to 5.5 V, making it versatile for different voltage environments.
- Low Power Consumption: Maximum static power dissipation of 10 µA.
- High Output Drive: ±24 mA output drive at 3.3 V.
- Ioff Support: Supports live insertion, partial-power-down mode, and back-drive protection.
- Compact Packaging: Available in various packages including SOT-23, SC70, SOT, SON, and DSBGA.
Applications
- Active Noise Cancellation (ANC): Used in noise cancellation systems.
- Barcode Scanners: Utilized in barcode scanning devices.
- Blood Pressure Monitors: Employed in medical devices for blood pressure monitoring.
- CPAP Machines: Used in continuous positive airway pressure machines.
- Cable Solutions: Applied in various cable-based solutions.
- Embedded PCs: Used in embedded computing systems.
- Field Transmitters: Utilized in temperature or pressure sensor applications.
- HVAC Systems: Employed in heating, ventilating, and air conditioning systems.
- TVs and Video Communications: Used in high-definition TVs, LCD TVs, and digital video communications systems.
Q & A
- What is the VCC operating range of the SN74LVC1G57DCKR?
The VCC operating range is from 1.65 V to 5.5 V.
- What types of logic functions can the SN74LVC1G57DCKR perform?
The device can perform AND, OR, NAND, NOR, XNOR, inverter, and buffer logic functions.
- What is the propagation delay (tpd) at 3.3 V for the SN74LVC1G57DCKR?
The propagation delay (tpd) at 3.3 V is 6.3 ns.
- What is the maximum static power dissipation (ICC) of the SN74LVC1G57DCKR?
The maximum static power dissipation (ICC) is 10 µA.
- What are the key benefits of Schmitt-triggered inputs in the SN74LVC1G57DCKR?
Schmitt-triggered inputs reduce noise and oscillations by providing a minimum separation between positive and negative switching thresholds.
- What are the available package options for the SN74LVC1G57DCKR?
The device is available in SOT-23, SC70, SOT, SON, and DSBGA packages.
- What is the operating temperature range for the SN74LVC1G57DCKR?
The operating temperature range is from -40°C to 125°C.
- Can the SN74LVC1G57DCKR be used in mixed voltage systems?
Yes, the device is over-voltage tolerant up to 5.5 V, making it suitable for mixed 1.8-V, 3.3-V, and 5-V system environments.
- What is the maximum output current for the SN74LVC1G57DCKR at 3.3 V?
The maximum output current is ±24 mA at 3.3 V.
- Does the SN74LVC1G57DCKR support live insertion and partial-power-down mode?
Yes, the device supports live insertion, partial-power-down mode, and back-drive protection through its Ioff feature.
