KA2903M

Current - Output (Typ):	16mA @ 5V
Base Part Number:	KA2903
Supplier Device Package:	8-DIP
Mounting Type:	Through Hole
Package / Case:	8-DIP (0.300", 7.62mm)
Operating Temperature:	-40°C ~ 85°C
Hysteresis:	--
Propagation Delay (Max):	--
CMRR, PSRR (Typ):	--
Current - Quiescent (Max):	2.5mA
Series:	--
Current - Input Bias (Max):	0.25µA @ 5V
Voltage - Input Offset (Max):	7mV @ 5V
Voltage - Supply, Single/Dual (±):	2 V ~ 36 V, ±1 V ~ 18 V
Output Type:	--
Number of Elements:	2
Type:	Differential
Part Status:	Obsolete
Packaging:	Tube

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Linear - ComparatorsThe KA2903M is a linear-digital comparator designed to provide enhanced performance and low power dissipation while maintaining the same high level of functionality of traditional applications. It is designed to operate over a wide range of input voltages, and can detect absolute values or changes in voltage, as well as provide control over devices such as digital motors or pumps.The KA2903M is characterized as a low-noise linear-digital comparator with low jitter response, which allows for high speed operation with minimal power consumption. It consists of three independent voltage comparators, each input with its own frequency response, slew rate, and logic level dependent on the type of logic used (such as PMOS, CMOS, or TTL). Each comparator outputs a digital signal when the input voltage crosses a threshold. This signal can then be used to trigger an interrupt, initiate a timer, or enable other functions.The KA2903M requires a positive and negative supply voltage, typically between +5V and -5V, and can handle input voltages from -10V to +10V. The operational frequency range is dependent upon the power supply voltage, ranging from approximately 1Hz to 250kHz for a "typical" 5V supply. The KA2903M offers high accuracy and low jitter, and has wide temperature ranges for operation.The comparator\'s open-collector input and differential input, along with its low power consumption, makes the KA2903M ideal for applications such as motion sensing and position control. By using the comparator\'s differential input feature, it can be used to detect and measure the changing of two input signals, and provide the user with an indication when the difference between the two has exceeded a certain predetermined value. This feature can be used in conjunction with a control loop or counter to accurately control the position, direction, or speed of particular components.The KA2903M also has short-circuit protection and can be used to sense overcurrent conditions, such as when an output driver is activated and the load exceeds a certain level. The comparator is also well suited for noise or ripple suppression applications, where a steady voltage is required across a variety of conditions. Additionally, the KA2903M can be used for temperature sensing and self-regulation, as well as for performing arithmetic calculations.In conclusion, the KA2903M linear-digital comparator provides users with a versatile piece of hardware with which to monitor, measure, and control various analog signals. With its low power consumption, open-collector input, differential input, and high accuracy, it is ideal for applications requiring accurate signal detection and monitoring, position control, overcurrent protection, noise suppression, temperature sensing, and other signal-related tasks.

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