What is ic 7407?
IC 7407 HEX BUFFER/DRIVER.
What is buffer 7407?
7407 – 7407 Hex Buffer with Hi-Volt Open Collector Output Datasheet. Photograph. Six Hex Buffers. Outputs Directly Interface to CMOS, NMOS and TTL. Large Operating Voltage Range.
What is hex buffer IC?
Hex Buffer. The MC74VHC50 is an advanced high speed CMOS buffer fabricated with silicon gate CMOS technology. The internal circuit is composed of three stages, including a buffered output which provides high noise immunity and stable output.
What is an open collector input?
An open collector is a common type of output found on many integrated circuits (IC), which behaves like a switch that is either connected to ground or disconnected. The emitter of the transistor is connected internally to the ground pin.
Is open-collector NPN or PNP?
The various terms are used somewhat loosely, and often all variations are simply called “open-collector”, but following is the most common usage: Open-collector = NPN = Changes between open and low. Open-drain = PNP = Changes between open and high.
Why do we use open-collector?
Rather than output a signal we often want to provide a current sink. This is common when controlling power to a circuit. An open-collector output is used to connect one side of the device being controlled to ground. The other side of the device will be connected to power.
Why open drain is used?
An open-drain is commonly found in many integrated circuits. This helps multiple devices to connect with the usage of single wire which is in a mode of pull-down operation.
What is N channel Mosfet?
N-Channel MOSFET is a type of metal oxide semiconductor field-effect transistor that is categorized under the field-effect transistors (FET). MOSFET transistor operation is based on the capacitor. This type of transistor is also known as an insulated-gate field-effect transistor (IGFET).
What is open-drain pin?
An open-drain or open-collector output pin is driven by a single transistor, which pulls the pin to only one voltage (generally, to ground). When the output device is off, the pin is left floating (open, or hi-z).
Why is it called open drain?
The term “open drain” means there’s a current sink, but on a FET device, for example, a MOSFET. The transistor will switch to ground when it’s active, thus “sinking” current (i.e., connecting to ground and thus current is shunted to ground for “recycling” in the ground plane).
What is open drainage?
An open drain is an open channel, mostly found in urbanized areas and used for the discharge of rainwater. Rainwater collected by the channels is often directed to rivers or other water sources. And when the rainy season begins, the open drains can rapidly spread water-borne diseases and infections.
Where is the supply voltage on the 7407 IC?
Supply Voltage 7V is applied at the Vcc pin ( Pin 14 ) of 7407 IC. Gnd is given at the pin 7 of the 7407 IC. Here 1A (Pin 1) is taken as the input pin. 1Y ( Pin 2 ) is taken as the output pin. Pinout Diagram of 7407.
Is there a way to control 7407 using switch?
Controlling 7407 using switch is simple. For the proper operation of 7407 IC, some extra components need to be included in the circuit. They are 1. Pull Down resistor of high value ( 10K) across any of the input terminal (A) and ground. 2.
How to control the truth table of 7407?
Truth table of 7407 when controlled by a switch is given below. Simple Method to Control 7407, hex buffer/driver with 30V open collector outputs, using Switch. Control 7407, hex buffer/driver with 30V open collector outputs, using ARDUINO.
What’s the minimum breakdown voltage for the sn5407?
The SN5407 and SN7407 have minimum breakdown voltages of 30 V, and the SN5417 and SN7417 have minimum breakdown voltages of 15 V. The maximum sink current is 30 mA for the SN5407 and SN5417 and 40 mA for the SN7407 and SN7417. These devices perform the Boolean function Y = A in positive logic.