ICM7555IPAZ is low-power CMOS 555 timer for delay, PWM and oscillator circuits with wide voltage range
Specifications
Manufacturer:
Renesas Electronics Corporation
Product Number:
ICM7555IPAZ
Description:
IC OSC SINGLE TIMER 1MHZ 8-DIP
Highlight:
low-power CMOS 555 timer
,ICM7555IPAZ delay circuit
,wide voltage range oscillator
Introduction
ICM7555IPAZ - Low-Power CMOS 555 Timer
ICM7555IPAZ is a CMOS low-power version of the classic 555 timer IC in SOIC-8 package. It functions as an astable oscillator, monostable one-shot, and bistable flip-flop using external resistors and capacitors. Features include ultra-low supply current, wide operating voltage range, and low output drive power.
Core Functions
- Three operating modes: astable free-running oscillator for continuous square wave output; monostable single pulse delay triggered by input signal; bistable latch for simple switch logic
- Low-power CMOS design significantly reduces static power consumption compared to bipolar NE555
- Wide supply voltage range: 1.8V to 18V DC, ideal for battery-powered devices
- High input impedance minimizes loading effect on peripheral RC networks
- Reset pin allows manual circuit reset by forcing output low
Typical Applications
- LED flashing, tone generation, and audio alarm circuits
- Timing delay switches and power-off delay protection for portable electronics
- Pulse width modulation (PWM) signal generation for motor dimming and speed control
- Simple square wave clock source for small analog and digital circuits
- Touch switches, doorbell timers, and intermittent controllers for home appliances
- Low-frequency signal trigger and timing logic in industrial miniature control modules
Key Characteristics
| Parameter | Specification |
|---|---|
| Power Consumption | Minimal quiescent supply current with low heating |
| Noise Performance | Reduced output noise and electromagnetic interference |
| Operating Temperature | -40°C to +85°C |
| Package | Surface-mount SOIC-8, marked ICM7555IPAZ |
Ideal for: Battery-powered devices, industrial control modules, and applications requiring precise timing with minimal power consumption.
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