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SN74LV123APWR
+NomenclatureIC MULTIVIBRATOR 13NS 16TSSOP
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FabricantTexas Instruments
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Pièce fabricant #SN74LV123APWR
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Package TSSOP-16
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En stock5428
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Spécifications
| Attribut | Valeur |
| Package / Case | Tape & Reel (TR),Cut Tape (CT),Bulk |
| Series | 74LV |
| Part Status | Active |
| Logic Type | Monostable |
| Independent Circuits | 2 |
| Schmitt Trigger Input | Yes |
| Propagation Delay | 13 ns |
| Current - Output High Low | 12mA, 12mA |
| Voltage - Supply | 2 V ~ 5.5 V |
| Operating Temperature | -40°C ~ 125°C |
| Mounting Type | Surface Mount |
Présentation
Description
Each multivibrator within the SN74LV123APWR can be individually triggered via a negative-edge input or retriggered, allowing for flexibility in timing applications. It features an output-enable control, which can be used to enable or disable the output without affecting the timing operation. Additionally, the device includes features like pulse-width expansion and pulse supression.
The SN74LV123APWR is commonly used in applications requiring precise timing control, such as pulse generation, delay circuits, and time-delay measurements. It is available in a variety of package options, including TSSOP, for easy integration into different circuit designs.
Equivalent
Features
1. Voltage Range: Operates from a wide supply voltage range of 2 V to 5.5 V.
2. Propagation Delay: Provides a short propagation delay of about 8 ns at 5 V.
3. Output Drive: Capable of driving up to 50 pF capacitive loads and features low power consumption due to its CMOS technology.
4. Retriggerable and Extendable Pulses: Allows for pulse width and frequency control as it is both retriggerable and extendable.
5. Dual Channels: Includes two independent monostable multivibrators per package.
6. Edge-Triggered: Can be triggered by either rising or falling edge inputs.
7. Schmitt-Trigger Inputs: Ensures clean transitions and noise immunity.
8. Temperature Range: Suitable for industrial applications with an operating temperature range from -40°C to 85°C.
9. Power-Off Output State: Outputs are in a high-impedance state during power-off conditions.
These features make the SN74LV123APWR a versatile choice for timing, pulse generation, and delay applications.
Pinout
Pin Functions:
1. 1RD - Reset for the first multivibrator.
2. 1A - Input A for the first multivibrator.
3. 1B - Input B for the first multivibrator.
4. 1Cext - External capacitor connection for the first multivibrator.
5. 1Rext/Cext - External resistor/capacitor connection for the first multivibrator.
6. GND - Ground.
7. 2Cext - External capacitor connection for the second multivibrator.
8. 2Rext/Cext - External resistor/capacitor connection for the second multivibrator.
9. 2A - Input A for the second multivibrator.
10. 2B - Input B for the second multivibrator.
11. 2Q - Output for the second multivibrator.
12. 2RD - Reset for the second multivibrator.
13. 1Q - Output for the first multivibrator.
14. VCC - Positive supply voltage.
15. NC - Not connected (no internal connection).
16. NC - Not connected (no internal connection).
This IC is commonly used for timing applications, pulse generation, and delay circuits.