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TLC555CD
+NomenclatureIC OSC SGL TIMER 2.1MHZ 8-SOIC
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FabricantTexas Instruments
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Pièce fabricant #TLC555CD
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Fiche technique TLC555CD DataSheet
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Package 8-SOIC (0.154, 3.90mm Width)
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En stock6106
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Spécifications
| Attribut | Valeur |
| Supplier | Rochester Electronics, LLC,Texas Instruments |
| Package | Bulk,Tube |
| Series | LinCMOS™ |
| ProductStatus | Active |
| Type | 555 Type, Timer/Oscillator (Single) |
| Frequency | 2.1MHz |
| Voltage-Supply | 2V ~ 15V |
| Current-Supply | 360 µA |
| OperatingTemperature | 0°C ~ 70°C |
| Package/Case | 8-SOIC (0.154, 3.90mm Width) |
| SupplierDevicePackage | 8-SOIC |
Présentation
Description
The TLC555CD can function in multiple modes: monostable (one-shot), astable (oscillator), and bistable (flip-flop). In monostable mode, it generates a single pulse of a specific duration in response to an external trigger, while in astable mode, it produces a continuous square wave output. Its low power consumption and ability to work at low voltages make it a popular choice for battery-powered devices.
Key features include low supply current, high output current capability, and low propagation delay. The TLC555CD is widely used in applications like pulse generation, timers, waveform generation, and LED flashers. Overall, it offers flexibility and reliability for various timing and oscillator applications.
Equivalent
1. LMC555 - by Texas Instruments
2. NE555 - by various manufacturers (e.g., Texas Instruments, Fairchild, ON Semiconductor)
3. LM555 - by Texas Instruments and other manufacturers
4. ICM7555 - by Intersil (now Renesas Electronics)
5. TS555 - by STMicroelectronics
These alternatives typically offer similar functionality with slight variations in electrical characteristics, so check datasheets to ensure compatibility with your application.
Features
1. Low Power Consumption: Its CMOS technology ensures significantly reduced power usage compared to the traditional bipolar 555 timer, making it suitable for battery-powered applications.
2. Wide Supply Voltage Range: It operates from 2 V to 15 V, providing flexibility for use in various applications.
3. High Frequency Operation: The TLC555CD can operate up to 2 MHz, which is suitable for high-frequency oscillation applications.
4. Output Compatibility: It provides a high output drive capability, making it compatible with TTL, MOS, and CMOS logic levels.
5. Temperature Range: The device operates effectively over a wide temperature range from 0°C to 70°C.
6. Package Options: The TLC555CD comes in an 8-pin SOIC package, ideal for space-constrained designs.
7. Improved Stability: It offers better precision in timing applications due to low temperature coefficient and drift.
These features make the TLC555CD a versatile choice for timing, pulse generation, and oscillator applications in both consumer and industrial electronics.
Pinout
1. Ground (Pin 1): Connects to the ground or 0V supply.
2. Trigger (Pin 2): This input starts the timing interval when it falls below 1/3 of the supply voltage.
3. Output (Pin 3): Delivers the timing interval signal; it can source or sink current.
4. Reset (Pin 4): A low signal on this pin can reset the timer operation; usually connected to the supply voltage if not used.
5. Control Voltage (Pin 5): Allows altering the threshold voltage for the timer; typically connected to a capacitor to ground if not used.
6. Threshold (Pin 6): Monitors the capacitor voltage; the timer is reset when this voltage exceeds 2/3 of the supply voltage.
7. Discharge (Pin 7): Connects to the timing capacitor; it discharges the capacitor when the output is low.
8. Supply Voltage (Pin 8): Connects to the positive supply voltage, ranging from 2V to 15V.
This IC is suitable for applications like monostable and astable multivibrators.
Manufacturer
Application
1. Timing Operations: Used in monostable and astable modes for generating precise timing delays and oscillations.
2. Waveform Generation: Suitable for producing PWM signals, square waves, and clock pulses.
3. LED/Lamp Flashing: Controls the flashing frequency for LED indicators and alarms.
4. Frequency Modulation: Employed in tone generation and frequency modulation circuits.
5. Pulse Width Modulation (PWM): Utilized in motor speed control and dimming LED lights.
6. Signal Conditioning: Acts as a debouncing element in switch circuits.
Its reliability and flexibility make it ideal for both consumer electronics and industrial applications.