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ICM7555ISA+
+Lista de MateriaisIC OSC SGL TIMER 500KHZ 8-SOIC
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FabricanteAnalog Devices Inc./Maxim Integrated
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Peça do Fabricante #ICM7555ISA+
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Ficha Técnica ICM7555ISA+ DataSheet
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Pacote 8-SOIC (0.154, 3.90mm Width)
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Especificações
| Atributo | Valor |
| Supplier | Rochester Electronics, LLC,Analog Devices Inc./Maxim Integrated |
| Package | Tube,Tube |
| ProductStatus | Obsolete |
| Type | 555 Type, Timer/Oscillator (Single) |
| Frequency | 500kHz |
| Voltage-Supply | 2V ~ 16.5V |
| Current-Supply | 30 µA |
| OperatingTemperature | -20°C ~ 85°C |
| Package/Case | 8-SOIC (0.154, 3.90mm Width) |
| SupplierDevicePackage | 8-SOIC |
Visão Geral
Description
Key features of the ICM7555ISA+ include high precision, improved frequency stability over temperature variations, and minimal power dissipation compared to its bipolar counterparts. It is used in various applications such as monostable (one-shot) and astable (oscillator) circuits, pulse width modulation (PWM), and timers. The device is highly reliable and can be easily configured using a few external components, such as resistors and capacitors, to achieve desired timing intervals and frequencies. Its robust design and versatility make it a staple in both educational and professional electronic design projects.
Equivalent
1. LMC555 from Texas Instruments
2. TLC555 from Texas Instruments
3. TS555 from STMicroelectronics
4. NE555 variants such as the NE555C from Texas Instruments
5. LM555 from various manufacturers
These chips are generally pin-compatible and can perform similar timing functions but may differ slightly in specifications like power consumption and frequency range. Always check the datasheets for specific compatibility requirements.
Features
1. Low Power Consumption: It has significantly reduced power consumption compared to the standard 555 timer, making it suitable for battery-powered applications.
2. Wide Supply Voltage Range: Operates over a voltage range of 3V to 18V, allowing for versatility in various applications.
3. Accurate Timing: Provides precise time delays and frequency generation with a wide range of timing intervals.
4. Astable and Monostable Modes: Can be configured to function in either astable or monostable mode, suitable for generating square waves or single pulses.
5. Improved Temperature Stability: Enhanced performance across a broad temperature range, ensuring reliable operation in diverse environments.
6. Reduced Timing Capacitor Leakage: Minimizes issues with capacitor leakage that can affect timing accuracy.
7. Output Compatibility: Offers a high output drive capability, compatible with CMOS, TTL, and other logic families.
These features make the ICM7555ISA+ an ideal choice for applications requiring precise and reliable timing operations with low energy consumption.
Pinout
1. GND (Ground): Pin 1 is connected to the ground or negative supply voltage.
2. VCC (Supply Voltage): Pin 8 is the positive supply voltage terminal.
3. Trigger: Pin 2 is used to start the timing cycle when it falls below 1/3 of VCC.
4. Output: Pin 3 provides the output signal, which can be either high or low.
5. Reset: Pin 4 is used to reset the timer. When connected to ground, it resets the timer; otherwise, it is typically connected to VCC for normal operation.
6. Control Voltage: Pin 5 allows the control of the threshold and trigger levels. It is often connected to a capacitor to filter noise.
7. Threshold: Pin 6 monitors the voltage across the timing capacitor and ends the timing cycle when it exceeds 2/3 of VCC.
8. Discharge: Pin 7 discharges the timing capacitor to ground when the output is low.
This IC can be used in various applications, including timers, pulse generation, and oscillators.
Manufacturer
Application
1. Timing Generation: Used in monostable and astable circuits for precise timing intervals.
2. Pulse Generation: Ideal for creating accurate pulse waveforms for digital and analog circuits.
3. Oscillator Circuits: Employed in oscillator designs for frequency generation.
4. Time Delay Circuits: Utilized in applications requiring specific delay times, such as in switches and relays.
5. LED and Lamp Flashing Circuits: Used to control the flashing rates in visual signaling devices.
6. PWM (Pulse Width Modulation): Supports PWM applications for motor control and other modulation needs.
These applications leverage the ICM7555ISA+'s reliability and low power consumption.