仕様
| 属性 | 値 |
| Package | Tube |
| ProductStatus | Active |
| Type | 555 Type, Timer/Oscillator (Single) |
| Frequency | 1MHz |
| Voltage-Supply | 2V ~ 18V |
| Current-Supply | 60 µA |
| OperatingTemperature | -25°C ~ 85°C |
| Package/Case | 8-SOIC (0.154, 3.90mm Width) |
| SupplierDevicePackage | 8-SOIC |
概要
Description
The ICM7555IBAZ is a CMOS version of the classic 555 timer IC, offering improved performance with lower power consumption and higher frequency operation. Key features include:
- Low Power: Operates at 200µA (typical), making it ideal for battery-powered applications.
- Wide Voltage Range: Works from 2V to 18V, compatible with TTL and CMOS logic.
- High Accuracy: Improved timing precision compared to the bipolar NE555.
- Minimal External Components: Requires only a resistor and capacitor for stable operation.
Common applications include oscillators, timers, pulse generators, and delay circuits. The ICM7555IBAZ is pin-compatible with the NE555 but offers better noise immunity and reduced supply current spikes.
Available in an 8-pin SOIC package (IBAZ suffix), it’s suitable for space-constrained designs. For detailed specs, refer to the datasheet from Renesas (formerly Intersil).
- Low Power: Operates at 200µA (typical), making it ideal for battery-powered applications.
- Wide Voltage Range: Works from 2V to 18V, compatible with TTL and CMOS logic.
- High Accuracy: Improved timing precision compared to the bipolar NE555.
- Minimal External Components: Requires only a resistor and capacitor for stable operation.
Common applications include oscillators, timers, pulse generators, and delay circuits. The ICM7555IBAZ is pin-compatible with the NE555 but offers better noise immunity and reduced supply current spikes.
Available in an 8-pin SOIC package (IBAZ suffix), it’s suitable for space-constrained designs. For detailed specs, refer to the datasheet from Renesas (formerly Intersil).
Equivalent
The ICM7555IBAZ is a CMOS version of the classic 555 timer. Equivalent alternatives include:
- TS555ID (STMicroelectronics)
- LMC555 (Texas Instruments)
- TLC555 (Texas Instruments)
- NA555 (Texas Instruments, but bipolar, not CMOS)
These offer similar functionality, though specifications like power consumption and voltage range may vary slightly. For exact replacements, check datasheets for compatibility.
- TS555ID (STMicroelectronics)
- LMC555 (Texas Instruments)
- TLC555 (Texas Instruments)
- NA555 (Texas Instruments, but bipolar, not CMOS)
These offer similar functionality, though specifications like power consumption and voltage range may vary slightly. For exact replacements, check datasheets for compatibility.
Features
The ICM7555IBAZ is a CMOS version of the classic 555 timer, offering improved performance with lower power consumption and higher frequency operation. Key features include:
- Low Power: Typically 60 µA at 5V, significantly lower than bipolar 555 timers.
- Wide Supply Range: Operates from 2V to 18V, suitable for battery-powered applications.
- High Timing Accuracy: Improved temperature stability (±30 ppm/°C typical).
- Low Threshold/Trigger Current: 20 nA, reducing timing errors.
- High Output Drive: Sinks/sources up to 100 mA.
- TTL/CMOS Compatible: Works with both logic families.
- Monostable & Astable Modes: Flexible for pulse generation, delays, and oscillation.
- Low Reset Current: 0.1 µA for power efficiency.
- ESD Protection: Enhanced robustness.
Ideal for precision timing, PWM, and low-power applications.
- Low Power: Typically 60 µA at 5V, significantly lower than bipolar 555 timers.
- Wide Supply Range: Operates from 2V to 18V, suitable for battery-powered applications.
- High Timing Accuracy: Improved temperature stability (±30 ppm/°C typical).
- Low Threshold/Trigger Current: 20 nA, reducing timing errors.
- High Output Drive: Sinks/sources up to 100 mA.
- TTL/CMOS Compatible: Works with both logic families.
- Monostable & Astable Modes: Flexible for pulse generation, delays, and oscillation.
- Low Reset Current: 0.1 µA for power efficiency.
- ESD Protection: Enhanced robustness.
Ideal for precision timing, PWM, and low-power applications.
Pinout
The ICM7555IBAZ is a CMOS version of the 555 timer IC, packaged in an 8-pin SOIC.
Pin Functions:
1. GND – Ground
2. TRIG – Trigger input (starts timing when < 1/3 Vcc)
3. OUT – Timer output (high/low based on mode)
4. RESET – Active-low reset (halts timing when low)
5. CTRL – Control voltage (modulates threshold)
6. THR – Threshold input (ends timing when > 2/3 Vcc)
7. DIS – Discharge (connects to GND during discharge phase)
8. Vcc – Power supply (3V–18V)
Key Features:
- Low power consumption (CMOS)
- Operates in astable (oscillator) or monostable (one-shot) modes
- Improved performance over bipolar 555 (lower supply current, higher frequency)
Applications: Timing, pulse generation, and oscillation circuits.
Pin Functions:
1. GND – Ground
2. TRIG – Trigger input (starts timing when < 1/3 Vcc)
3. OUT – Timer output (high/low based on mode)
4. RESET – Active-low reset (halts timing when low)
5. CTRL – Control voltage (modulates threshold)
6. THR – Threshold input (ends timing when > 2/3 Vcc)
7. DIS – Discharge (connects to GND during discharge phase)
8. Vcc – Power supply (3V–18V)
Key Features:
- Low power consumption (CMOS)
- Operates in astable (oscillator) or monostable (one-shot) modes
- Improved performance over bipolar 555 (lower supply current, higher frequency)
Applications: Timing, pulse generation, and oscillation circuits.
Manufacturer
The ICM7555IBAZ is manufactured by Renesas Electronics Corporation, a Japanese semiconductor company formed through the merger of NEC Electronics and Renesas Technology in 2010. Renesas is a leading global supplier of microcontrollers, analog, power, and SoC solutions, serving industries like automotive, industrial, and consumer electronics.
The ICM7555IBAZ is a CMOS timer IC, an improved version of the classic NE555, offering lower power consumption and better performance. Renesas produces it as part of its analog and mixed-signal product lineup.
The ICM7555IBAZ is a CMOS timer IC, an improved version of the classic NE555, offering lower power consumption and better performance. Renesas produces it as part of its analog and mixed-signal product lineup.
Application
The ICM7555IBAZ, a CMOS version of the classic 555 timer, is widely used in:
- Timing circuits: Precision delays, pulse generation.
- Oscillators: Square wave generation for clocks.
- PWM control: Motor speed regulation, LED dimming.
- Voltage monitoring: Power-on reset circuits.
- Sensor interfaces: Signal conditioning for light/temperature sensors.
- Consumer electronics: Toys, timers, alarms.
Its low power consumption, wide voltage range (2V–18V), and improved performance over bipolar 555 timers make it ideal for battery-operated and portable devices.
- Timing circuits: Precision delays, pulse generation.
- Oscillators: Square wave generation for clocks.
- PWM control: Motor speed regulation, LED dimming.
- Voltage monitoring: Power-on reset circuits.
- Sensor interfaces: Signal conditioning for light/temperature sensors.
- Consumer electronics: Toys, timers, alarms.
Its low power consumption, wide voltage range (2V–18V), and improved performance over bipolar 555 timers make it ideal for battery-operated and portable devices.
Package
The ICM7555IBAZ is available in an SOIC-8 package. This surface-mount package has 8 pins and is compact, suitable for space-constrained applications. It measures approximately 4.9mm x 3.9mm with a height of 1.75mm. The SOIC-8 is widely used for integrated circuits, offering good thermal and electrical performance.
