What is HA17358A integrated circuit

HA17555 is a high-precision, low-power, dual-channel integrated circuit. It is a voltage comparator and has some specific features that make it suitable for a variety of different applications.

HA17555 is typically used in high-precision median circuits. There are a lot of comparisons and sequencing operations involved in this circuit, and the HA17555's high-precision voltage comparison capabilities make it ideal for use in median circuits in this case. In addition, the HA17555 can be used in Zen Zaosong analog-to-digital converters as a comparator for accuracy, speed, and low power consumption.

In addition, the HA17555 also has built-in reference voltage, single supply voltage operation capability, low input bias current, high input resistance, low output saturation voltage and other characteristics. As a result, it can also be used in other applications that require accurate signal comparison, such as data acquisition, signal processing, automatic Hee Zheng control, and more.

It is important to note that the use of HA17555 should follow the relevant data sheets and specification sheets, the correct selection of suitable external components, and the correct connection and operating condition settings to ensure that it works properly.

The HA17555 integrated circuit is a "time-based circuit" produced by Hitachi. The parameters of the HA17555 integrated circuit are exactly the same as the NE555 integrated circuit and can be used interchangeably.

Using a certain process, the transistors, resistors, capacitors, inductors and other components and wiring required in a circuit are interconnected together, made on a small piece or several small pieces of semiconductor wafers or dielectric substrates, and then packaged in a tube shell to become a miniature structure with the required circuit functions.

All the components have been integrated into a whole in terms of structure, which makes the electronic components a big step towards micro-miniaturization, low power consumption, intelligence and high reliability.

The HA17555 is a low-power, high-chain-precision voltage comparator IC whose main purpose is to compare the input analog voltage with the reference voltage and output a high- and low-level signal. Congratulatory notice.

It can be used to monitor whether the battery level or other power supply voltage is within the normal range.

The HA17324 is an integrated op amp element, manufactured by Hitachi, and contains four op amps inside;

The pins are as follows:

Pin 1 is the output voltage of the first op amp, vout1;

Pin 2 is the negative input voltage of the first operational amplifier, vin(-)1;

Pin 3 is the input voltage of the first op amp positive, vin(+)1;

Pin 4 is the positive pole of the power supply voltage VCC;

Pin 5 is the input trace pants pressure positive of the second operational amplifier, vin(+)2;

Pin 6 is the negative input voltage of the second operational amplifier, vin(-)2;

Pin 7 is the output voltage of the second op amp, vout2;

Pin 8 is the output voltage of the third op amp, vout3;

Pin 9 is the input voltage negative of the third operational amplifier vin(-)3;

Pin 10 is the input voltage positive of the third op amp, vin(+)3;

11 pins for the negative pole vee of power supply stupid potato voltage;

Pin 12 is the input voltage positive of the fourth operational amplifier, vin(+)4;

Pin 13 is the input voltage negative of the fourth operational amplifier VIN (-)4;

Pin 14 is the output voltage vout4 of the fourth op amp;

Equivalent to NE555 time-base circuit, see 555 related materials.

The HA17741 operational amplifier is actually UA741, the domestic model is F007, and the similar simplification is LM324.

Its main indicators are: input offset voltage 10mV, open-loop input resistance 1m ohms, open-loop gain 88 100db, unit gain bandwidth 1mhz, output open-loop impedance 60 ohms, output voltage conversion speed.

It belongs to the second generation of op amps and is no longer recommended. It is recommended to use a third-generation op amp, such as the CA3140 with better performance, or a new low-power op amp.

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See this library article.

HA17741 technical data and schematics.

See full details.

The HA17324 is an integrated op amp element, manufactured by Hitachi, and contains four op amps inside;

The pins are as follows:

Pin 1 is the output voltage of the first op amp, vout1;

Pin 2 is the negative input voltage of the first operational amplifier, vin(-)1;

Pin 3 is the input voltage of the first op amp positive, vin(+)1;

Pin 4 is the positive pole of the power supply voltage VCC;

Pin 5 is the input voltage positive of the second operational amplifier, vin(+)2;

Pin 6 is the negative input voltage of the second operational amplifier, vin(-)2;

Pin 7 is the output voltage of the second op amp, vout2;

Pin 8 is the output voltage of the third op amp, vout3;

Pin 9 is the input voltage negative of the third operational amplifier vin(-)3;

Pin 10 is the input voltage positive of the third op amp, vin(+)3;

Pin 11 is the negative pole of the power supply voltage vee;

Pin 12 is the input voltage positive of the fourth operational amplifier, vin(+)4;

Pin 13 is the input voltage negative of the fourth operational amplifier VIN (-)4;

Pin 14 is the output voltage vout4 of the fourth op amp;

The HA17324 is an operational amplifier manufactured by Hitachi that contains four sets of the same function. 1 output, 2 negative inputs, 3 positive inputs. 4. Positive power supply.

5 positive inputs, 6 negative inputs, 7 outputs. 8 outputs, 9 negative inputs, 10 positive inputs. 11 negative power supply.

12 positive inputs, 13 negative inputs, 14 outputs.

The HA17324 is a quad op amp manufactured by Hitachi and is fully interchangeable with the common LM.

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