Overview
The TLC555CP is a monolithic timing circuit fabricated using Texas Instruments' LinCMOS™ technology. This device is fully compatible with CMOS, TTL, and MOS logic and operates at frequencies up to 2 MHz. It is known for its low power consumption, high input impedance, and the ability to use smaller timing capacitors compared to the NE555 or LM555, resulting in more accurate time delays and oscillations. The TLC555CP is functionally interchangeable with the NE555 and has the same pinout, making it a versatile component in various electronic applications.
Key Specifications
| Parameter | Value |
|---|---|
| Package | 8-DIP (0.300, 7.62mm) |
| Operating Temperature Range | 0°C to 70°C |
| Supply Voltage | 2V to 15V |
| Operating Supply Current | 250 μA |
| High Level Output Current | -10 mA |
| Low Level Output Current | 100 mA |
| Max Power Dissipation | 1 W |
| Frequency | Up to 2.1 MHz |
| Pins | 8 |
| Mounting Type | Through Hole |
| ESD Protection | Exceeds 1000 V per ANSI/ESDA/JEDEC JS-001 |
Key Features
- Very low power consumption: 1-mW typical at VDD = 5 V
- Capable of operation in astable mode
- CMOS output capable of swinging rail to rail
- High output current capability: Sink 100-mA typical, Source 10-mA typical
- Output fully compatible with CMOS, TTL, and MOS logic
- Low supply current reduces spikes during output transitions
- Single-supply operation from 2 V to 15 V
- Functionally interchangeable with the NE555; has same pinout
- ESD protection exceeds 1000 V per ANSI/ESDA/JEDEC JS-001
- Available in Q-temp automotive for high-reliability automotive applications
Applications
- Precision timing scenarios
- Pulse generation
- Sequential timing
- Time delay generation
- Pulse width modulation (PWM)
- Pulse position modulation
- Linear ramp generator
- LED and lamp flashers
- Logic clocks
- Tone generation
- Security alarms
- Bounce-free switches and latched switches
Q & A
- What is the TLC555CP and what technology is it based on?
The TLC555CP is a monolithic timing circuit fabricated using Texas Instruments' LinCMOS™ technology.
- What is the operating frequency range of the TLC555CP?
The TLC555CP operates at frequencies up to 2 MHz.
- What are the key advantages of the TLC555CP over other 555 timers?
The TLC555CP has lower power consumption, higher input impedance, and the ability to use smaller timing capacitors, resulting in more accurate time delays and oscillations.
- What is the supply voltage range for the TLC555CP?
The TLC555CP can operate with a supply voltage from 2 V to 15 V.
- What are the output current capabilities of the TLC555CP?
The TLC555CP can source up to 10 mA and sink up to 100 mA.
- Is the TLC555CP compatible with other logic families?
Yes, the TLC555CP is fully compatible with CMOS, TTL, and MOS logic.
- What are some common applications of the TLC555CP?
Common applications include precision timing, pulse generation, sequential timing, time delay generation, and pulse width modulation.
- Does the TLC555CP have ESD protection?
Yes, the TLC555CP has ESD protection that exceeds 1000 V per ANSI/ESDA/JEDEC JS-001.
- Is the TLC555CP suitable for automotive applications?
Yes, the TLC555CP is available in Q-temp automotive for high-reliability automotive applications.
- What is the operating temperature range of the TLC555CP?
The TLC555CP operates within a temperature range of 0°C to 70°C.
