Overview
The TS555ID is a low-power, versatile precision timer from STMicroelectronics. It is designed for reliable timing circuits in various applications, offering a wide temperature range, long-term stability, and an adjustable duty cycle. This device is particularly suitable for industrial control systems, automotive electronics, medical devices, and consumer products.
Key Specifications
| Parameter | Value | Unit |
|---|---|---|
| Series | TS555 | |
| Number of Internal Timers | 1 Timer | |
| Supply Voltage - Min | 2 V | |
| Supply Voltage - Max | 16 V | |
| Minimum Operating Temperature | -40°C | |
| Maximum Operating Temperature | +125°C | |
| Package / Case | SOIC-8 | |
| Mounting Style | SMD/SMT | |
| High Level Output Current | 50 mA | |
| Low Level Output Current | -10 mA | |
| Power Dissipation (Pd) | 715 mW | |
| Propagation Delay - Max | 100 ns | |
| Subcategory | Clock & Timer ICs |
Key Features
- Very low power consumption: 110 μA typical at VCC = 5 V and 90 μA typical at VCC = 3 V.
- High maximum astable frequency of 2.7 MHz.
- Pin-to-pin functionally-compatible with bipolar NE555.
- Wide voltage range: +2 V to +16 V.
- Reduced supply current spikes during output transitions.
- High input impedance: 10^12 Ω.
- Output compatible with TTL, CMOS, and logic MOS.
- Adjustable duty cycle, making it suitable for pulse width modulation, frequency divider, and other timing applications.
Applications
- Timing Circuits: Ideal for timing circuits requiring precise and reliable timing signals.
- Pulse Width Modulation: Suitable for pulse width modulation applications, enabling adjustable duty cycle control.
- Frequency Divider: Used as a frequency divider in various applications, such as clock generation.
- Monostable Multivibrator: Enables monostable multivibrator circuits, suitable for pulse generation and timing applications.
- Industrial Control Systems: Reliable timing signals for industrial control systems.
- Automotive Electronics: Suitable for use in automotive applications due to its low power consumption and reliability.
- Medical Devices: Used in medical devices requiring precise timing).
- Consumer Products: Applicable in various consumer products requiring timing circuits).
Q & A
- Q: What is the maximum frequency of operation for the TS555ID?
A: The TS555ID operates at frequencies up to 1 MHz, but the TS555 series generally can operate up to 2.7 MHz in astable mode.
- Q: Can the TS555ID be used in automotive applications?
A: Yes, the TS555ID is suitable for use in automotive applications, offering reliable timing signals and low power consumption.
- Q: What is the power consumption of the TS555ID?
A: The TS555ID has a very low power consumption, typically 110 μA at VCC = 5 V and 90 μA at VCC = 3 V.
- Q: What is the operating temperature range of the TS555ID?
A: The TS555ID operates over a temperature range of -40°C to +125°C.
- Q: Is the TS555ID pin-to-pin compatible with the NE555?
A: Yes, the TS555ID is pin-to-pin functionally-compatible with the bipolar NE555.
- Q: What is the typical output current of the TS555ID?
A: The TS555ID has a high level output current of 50 mA and a low level output current of -10 mA.
- Q: What are the common applications of the TS555ID?
A: The TS555ID is commonly used in timing circuits, pulse width modulation, frequency dividers, monostable multivibrators, and various industrial and automotive applications.
- Q: Is the TS555ID still in production?
A: The TS555ID is obsolete and no longer manufactured. However, there are available substitutes.
- Q: What is the package type of the TS555ID?
A: The TS555ID comes in an SOIC-8 package.
- Q: How does the TS555ID handle supply current spikes during output transitions?
A: The TS555ID reduces supply current spikes during output transitions, allowing the use of lower decoupling capacitors.
