TLC556MDG4 Texas Instruments Integrated Circuit (Small Outline Packages) In Stock
The TLC556MDG4 is a dual CMOS timer IC from Texas Instruments offering two independent timing functions with output frequencies up to 1.2 MHz and optional 15 V operation. It is housed in a 14-pin SOIC package and provides pulse and rectangular waveform generation. Available from stock with worldwide shipping.
- Manufacturer
- Texas Instruments
- Package
- Small Outline Packages
- Pin Count
- 14
- Lifecycle
- ACTIVE
- Datasheet
- TLC556MDG4 Datasheet PDF
- Category
- Integrated Circuit
- Price
- From $1.3100(MOQ 146)
- Temp Range
- -55.0°C to 125.0°C
- RoHS
- Compliant
- Lead Time
- 3–7 business days
- Shipping
- DHL Express · Worldwide
Key Features
- Dual independent timer channels with output frequencies up to 1.2 MHz for versatile pulse and rectangular waveform generation
- Wide supply voltage flexibility including optional 15 V nominal operation for compatibility with industrial and mixed-voltage systems
- CMOS-based design in a 14-pin SOIC package offering low power consumption and easy PCB integration
Applications
The TLC556MDG4 is widely used in timing, oscillator, and pulse-width modulation (PWM) circuits for industrial control systems, signal generators, and consumer electronics. Its dual timer configuration enables both astable (free-running oscillator) and monostable (one-shot) operation simultaneously in a single package. The device is also applied in motor control, LED dimming, and precision timing applications where stable frequency generation up to 1.2 MHz is required.
Specifications
| Pbfree Code | Yes |
| YTEOL | 15 |
| Additional Feature | IT CAN ALSO OPERATE AT 15V NOMINAL |
| Analog IC - Other Type | PULSE; RECTANGULAR |
| JESD-30 Code | R-PDSO-G14 |
| JESD-609 Code | e4 |
| Number of Functions | 2 |
| Output Frequency-Max | 1.2MHz |
| Package Body Material | PLASTIC/EPOXY |
| Package Equivalence Code | SOP14,.25 |
| Package Shape | RECTANGULAR |
| Package Style | SMALL OUTLINE |
| Peak Reflow Temperature (Cel) | 260 |
| Qualification Status | Not Qualified |
| Supply Current-Max (Isup) | 1.4mA |
| Supply Voltage-Max (Vsup) | 15V |
| Supply Voltage-Min (Vsup) | 2V |
| Supply Voltage-Nom (Vsup) | 5V |
| Surface Mount | YES |
| Technology | CMOS |
| Temperature Grade | MILITARY |
| Terminal Finish | Nickel/Palladium/Gold (Ni/Pd/Au) |
| Terminal Form | GULL WING |
| Terminal Pitch | 1.27mm |
| Terminal Position | DUAL |
| Time@Peak Reflow Temperature-Max (s) | 30 |
| Package | Small Outline Packages |
Compliance & Regulatory
| RoHS Status | Compliant |
| Lead-Free | Yes (Pb-Free) |
| Moisture Sensitivity Level | MSL 1 |
| ECCN | EAR99 |
| HTS Code | 8542.39.00.90 |
| Country of Origin | Taiwan |
Alternate & Equivalent Parts
Compatible alternatives and drop-in replacements for TLC556MDG4:
Frequently Asked Questions
What is the TLC556MDG4 and how many timer channels does it provide?
The TLC556MDG4 is a dual CMOS timer IC from Texas Instruments that provides two independent timer channels in a single 14-pin SOIC package. Each channel can operate independently in monostable or astable mode, enabling versatile timing and oscillator circuit designs.
What is the maximum output frequency of the TLC556MDG4?
The TLC556MDG4 supports a maximum output frequency of 1.2 MHz, making it suitable for applications requiring moderately high-frequency pulse generation, such as PWM motor control, LED dimming circuits, and clock signal generation in embedded systems.
What supply voltage options are available for the TLC556MDG4?
The TLC556MDG4 can operate at standard CMOS supply voltages and also supports 15 V nominal operation, providing flexibility for integration into both low-voltage embedded systems and higher-voltage industrial control circuits that require wider supply range compatibility.
What package does the TLC556MDG4 come in and is it RoHS compliant?
The TLC556MDG4 is packaged in a 14-pin SOIC (Small Outline Integrated Circuit) with a 0.25-inch body width, suitable for standard PCB layouts. It is Pb-free and RoHS compliant per JESD-609 code e4, meeting requirements for environmentally regulated products.
What are typical applications for the TLC556MDG4?
Typical applications include astable oscillators, one-shot pulse generators, PWM signal generation, LED brightness control, motor speed control, missing pulse detectors, and precision timing circuits in consumer electronics, industrial automation, and embedded microcontroller systems.
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About Texas Instruments
Texas Instruments (TI) is a global semiconductor company headquartered in Dallas, Texas. TI designs and manufactures analog and embedded processing chips used in industrial, automotive, consumer, communications, and enterprise systems.
| Qty. | Unit Price | Ext. Price |
|---|---|---|
| 146+ | $2.0500 | $299.30 |
| 500+ | $1.4800 | $740.00 |
| 1000+ | $1.3900 | $1390.00 |
| 10000+ | $1.3100 | $13100.00 |
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