SN74AUP1G79DBVR Integrated Circuits (ICs)

Max Propagation Delay @ V, Max CL:	5.8ns @ 3.3V, 30pF
Base Part Number:	74AUP1G79
Package / Case:	SC-74A, SOT-753
Mounting Type:	Surface Mount
Operating Temperature:	-40°C ~ 85°C (TA)
Input Capacitance:	1.5pF
Current - Quiescent (Iq):	500nA
Voltage - Supply:	0.8 V ~ 3.6 V
Current - Output High, Low:	4mA, 4mA
Trigger Type:	Positive Edge
Series:	74AUP
Clock Frequency:	266MHz
Number of Bits per Element:	1
Number of Elements:	1
Output Type:	Non-Inverted
Type:	D-Type
Function:	Standard
Part Status:	Active
Packaging:	Tape & Reel (TR)

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Introduction

The SN74AUP1G79DBVR is a logic device from the Flip Flops family. It is specifically a single-gate, High Performance Ultra Low Power Schmitt-Trigger Buffer (SPDT) with a logic level performed with a high precision.

Application Fields

Because of its low power consumption, wide range of temperature and high input sensitivity, the SN74AUP1G79DBVR is ideal for portable, power-sensitive designs. As a passive single-gate device, this chip is used when designers need a high level of noise reduction and input sensitivity. The chip is commonly used in logic-level conversion and power-supply applications such as interface logic, digital or analog systems, or any combination thereof.In digital circuits, the SN74AUP1G79DBVR is useful for interfacing between digital circuits operating at one logic level and circuits operating at a different logic level. For example, the 3.3V logic level used for serial interfaces in most modern electronic designs is not compatible with the 5V logic level normally used for control signals within the circuit. The SN74AUP1G79DBVR can be used to bridge between the two logic levels, allowing the circuit to operate precisely and reliably.In analog circuits, the SN74AUP1G79DBVR can be used to provide protection to vulnerable components within the circuit. Its level-shifting ability enables it to be used to provide a voltage buffer between two components, preventing any potential spikes or surges from damaging the components.

Working Principle

The SN74AUP1G79DBVR is a single-gate logic device that has a high precision logic level feature. It utilizes a Low-Voltage Schmitt-Trigger (LVS) which is a differential amplifier circuit designed to act as a voltage comparator, with hysteresis. Hysteresis is an effect where the trip points of a circuit have different thresholds for switching from one state to another, depending on the current state.The gate logic is designed with an input and output terminals, each of which is connected to a power supply voltage on either side of the chip. When an input signal is applied to the gate, the LVS circuit compares it with a threshold voltage which is the voltage at which the output changes.The chip operates by comparing the input voltage to the threshold voltage, and if the input voltage is higher than the threshold, the output is set to a high logic level. If the input voltage is lower than the threshold, then the output is set to a low logic level. This ensures that the SN74AUP1G79DBVR is able to accurately convert the logic levels of a signal connected to the input.

Conclusion

The SN74AUP1G79DBVR is a logic device from the Flip Flops family. It is specifically a single-gate, Low Voltage Schmitt-Trigger Buffer (SPDT) that is designed for low-power, portable and power-sensitive product designs. The chip is used for level-shifting, and as a voltage buffer to protect vulnerable components from voltage spikes. The chip operates by comparing the input voltage with a threshold level, setting the output to either a high or low logic level accordingly.

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