Overview
The CD4049UBCSJ is an inverting hex buffer produced by Fairchild Semiconductor. This device is part of the 4000/14000/40000 series of CMOS logic ICs and is designed for logic-level conversions and as a buffer or converter between different logic families.
It features six independent inverting buffers, each capable of driving two TTL or DTL loads directly. The device operates over a wide supply voltage range from 3V to 18V, making it versatile for various applications.
Key Specifications
| Parameter | Value | Unit |
|---|---|---|
| Package Type | SOIC-16 | |
| Number of Functions | 6 | |
| Number of Inputs | 1 per function | |
| Number of Terminals | 16 | |
| Operating Temperature Range | -55°C to 125°C | °C |
| Supply Voltage Range | 3V to 18V | V |
| Propagation Delay (tpd) | 120 ns (typical at VCC = 5V) | ns |
| Input Current | 1 µA at 18V (max) | µA |
| Output Low (Sink) Current | 3.3 mA at VCC = 5V | mA |
| Load Capacitance (CL) | 50 pF | pF |
| Package Body Material | PLASTIC/EPOXY | |
| Terminal Finish | NICKEL PALLADIUM GOLD |
Key Features
- Inverting hex buffer with six independent buffers.
- High sink current for driving two TTL or DTL loads directly.
- Logic-level conversion capability from CMOS to TTL or DTL.
- Wide supply voltage range: 3V to 18V.
- Low input current: 1 µA at 18V.
- High output low (sink) current: 3.3 mA at VCC = 5V.
- CMOS technology for low power consumption.
- Operating temperature range: -55°C to 125°C.
Applications
- CMOS to DTL or TTL converters.
- CMOS current sink or source drivers.
- CMOS high-to-low logic level converters.
- General-purpose logic buffering and level shifting in digital circuits.
Q & A
- What is the primary function of the CD4049UBCSJ?
The CD4049UBCSJ is an inverting hex buffer designed for logic-level conversions and as a buffer or converter between different logic families.
- What is the supply voltage range for the CD4049UBCSJ?
The supply voltage range is from 3V to 18V.
- How many independent buffers does the CD4049UBCSJ have?
The device has six independent inverting buffers.
- What is the typical propagation delay of the CD4049UBCSJ at VCC = 5V?
The typical propagation delay is 120 ns.
- What is the maximum input current of the CD4049UBCSJ at 18V?
The maximum input current is 1 µA at 18V.
- Can the CD4049UBCSJ drive TTL or DTL loads directly?
Yes, it can drive two TTL or DTL loads directly.
- What is the operating temperature range of the CD4049UBCSJ?
The operating temperature range is from -55°C to 125°C.
- Is the CD4049UBCSJ RoHS compliant?
Yes, the CD4049UBCSJ is RoHS compliant.
- What is the package type of the CD4049UBCSJ?
The package type is SOIC-16.
- What is the load capacitance (CL) for the CD4049UBCSJ?
The load capacitance (CL) is 50 pF.
