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LS7213R
+BOMPROGRAMMABLE DIGITAL DELAY TIMER
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제조업체LSI/CSI
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제조업체 부품 #LS7213R
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데이터시트 LS7213R DataSheet
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재고4798
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사양
| 속성 | 가치 |
| Supplier | LSI/CSI |
| Package | Tube |
| ProductStatus | Active |
| Type | Timer Control |
| Frequency | 5MHz |
| Voltage-Supply | 3V ~ 5.5V |
| Current-Supply | 150 µA |
| OperatingTemperature | -20°C ~ 85°C (TA) |
| Package/Case | 14-DIP (0.300, 7.62mm) |
| SupplierDevicePackage | 14-DIP |
개요
Description
Key features of the LS7213R include the ability to operate in both up and down counting modes, programmable counting ranges, and an interface for easy connectivity to microcontrollers or digital displays. It typically supports binary or BCD counting and can be programmed for various counting sequences according to the application's needs.
The IC also incorporates a control logic that allows for the detection of specific events or conditions, making it useful in scenarios where monitoring and response to changes in input signals are crucial. Its versatility and adaptability make the LS7213R a suitable choice for developers and engineers looking to implement precise control in their projects.
Overall, the LS7213R is valued for its reliability, ease of integration, and robust performance in digital counting applications.
Equivalent
1. NE555: A popular timer IC used for various timing applications.
2. CD4541: A CMOS programmable timer.
3. TLC555: A low-power version of the NE555.
4. LM555: Another variant of the 555 timer family.
These alternatives may not match all the features of the LS7213R exactly but can be used for similar applications, depending on specific requirements.
Features
1. Motor Control: Designed for bidirectional DC motor control with capabilities for variable speed control.
2. On-Chip Oscillator: Includes an adjustable on-chip oscillator for configuring the PWM frequency.
3. PWM Output: Offers pulse-width modulation (PWM) outputs that allow for precise speed control of motors.
4. Brake Function: Comes with an electronic braking function to stop the motor swiftly and efficiently.
5. Direction Control: Supports directional control for forward and reverse motor operation.
6. Speed Control: Provides inputs for speed control with a variable duty cycle.
7. Low Power Consumption: Designed for energy efficiency, which is ideal for battery-operated devices.
8. Compact Design: Available in a compact package suitable for space-constrained applications.
9. Protection Features: Incorporates protection mechanisms to prevent operational issues such as overheating or overloads.
These features make the LS7213R suitable for a range of applications, from simple to complex motor control tasks in consumer electronics and industrial automation.
Pinout
1. VDD: Positive supply voltage.
2. GND: Ground.
3. A1, A2, A3, A4: Inputs for selecting the motor speed and direction.
4. CA, CB: Inputs for limit switches or other position sensing.
5. ST: Start/stop control input.
6. IN1, IN2: Inputs for motor direction control.
7. PWM: Pulse Width Modulation output; controls motor speed.
8. BRK: Brake control input.
9. OUT1, OUT2: Outputs connected to the motor driver circuit.
10. F/R: Forward/reverse direction control.
11. C1, C2: Capacitor connections for oscillation frequency setting.
12. SENSE: Current sensing input for protection.
The LS7213R is used in applications requiring precise motor speed and direction control, such as robotics and automation.