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ICM7555ESA from MAXIM,MAXIM - Dallas Semiconductor

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ICM7555ESA

Manufacturer: MAXIM

Low-Power, General-Purpose Timer

Partnumber Manufacturer Quantity Availability
ICM7555ESA MAXIM 28 In Stock

Description and Introduction

Low-Power, General-Purpose Timer The ICM7555ESA is a CMOS timer IC manufactured by Renesas Electronics (formerly Intersil). Below are its specifications, descriptions, and features:

### **Specifications:**  
- **Supply Voltage Range:** 2V to 18V  
- **Low Power Consumption:** 300µA (typical) at 5V  
- **Operating Temperature Range:** -40°C to +85°C  
- **Output Current:** ≥100mA (sink or source)  
- **Timing Accuracy:** ±2% (over temperature and voltage variations)  
- **Package:** 8-pin SOIC (Small Outline Integrated Circuit)  

### **Description:**  
The ICM7555ESA is a low-power CMOS version of the classic 555 timer. It offers improved performance with reduced power consumption and higher input impedance compared to bipolar 555 timers. It is widely used in precision timing, pulse generation, and oscillator applications.  

### **Features:**  
- **CMOS Technology:** Low power consumption and high input impedance.  
- **Wide Operating Voltage:** Compatible with both low-voltage and standard logic levels.  
- **High Output Drive Capability:** Can drive TTL loads directly.  
- **Improved Timing Stability:** Less susceptible to supply voltage variations.  
- **Pin-Compatible with Bipolar 555:** Drop-in replacement for NE555 in many applications.  
- **Low Trigger and Threshold Currents:** Reduces timing errors.  

This IC is commonly used in applications such as timers, oscillators, pulse generators, and delay circuits.

Application Scenarios & Design Considerations

Low-Power, General-Purpose Timer

Alternative Part Number

  • TLC555CDR --: CMOS 555 timer with low power consumption and wide supply range, pin-compatible with ICM7555 in SOIC package.
  • LMC555CMX --: Low-power CMOS 555 timer offering similar supply current and timing characteristics, direct functional replacement.
  • NE555DR --: Classic bipolar 555 timer, widely available and pin-compatible, though with higher supply current than the CMOS original.

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