Overview
The CD4049UBK is a CMOS Hex Inverting Buffer/Converter integrated circuit produced by Harris Corporation. This device is part of the 4000/14000/40000 series and is designed for various logic and signal processing applications. It features six independent inverting buffers, making it versatile for use in digital circuits.
Key Specifications
| Parameter | Min | Typ | Max | Units |
|---|---|---|---|---|
| Supply Voltage Range (VDD) | 3.0 | - | 15 | V |
| Input Voltage Range (VIN) | 0 | - | 15 | V |
| Operating Temperature Range (TA) | -55 | - | 125 | °C |
| Quiescent Device Current (IDD) at VDD = 5V | 0.01 | - | 1.0 | µA |
| LOW Level Output Voltage (VOL) at VDD = 5V | 0 | - | 0.05 | V |
| HIGH Level Output Voltage (VOH) at VDD = 5V | VDD - 0.05 | - | VDD | V |
| Propagation Delay Time | - | 50 | - | ns |
Key Features
- Wide supply voltage range: 3.0V to 15V
- Direct drive to 2 TTL loads at 5.0V over the full operating temperature range
- High source and sink current capability
- Special input protection permits input voltages greater than the supply voltage
- Six independent inverting buffers
- CMOS to DTL/TTL conversion capability
Applications
The CD4049UBK is suitable for a variety of applications, including:
- Logic level conversion between CMOS and DTL/TTL systems
- CMOS current drivers
- Buffering and inverting signals in digital circuits
- General-purpose logic circuits requiring high input impedance and low power consumption
Q & A
- What is the CD4049UBK used for?
The CD4049UBK is used as a hex inverting buffer/converter, suitable for logic level conversion, CMOS to DTL/TTL conversion, and as a CMOS current driver. - What is the supply voltage range of the CD4049UBK?
The supply voltage range is from 3.0V to 15V. - What is the operating temperature range of the CD4049UBK?
The operating temperature range is from -55°C to +125°C. - Can the CD4049UBK drive TTL loads directly?
Yes, it can drive directly two DTL/TTL loads at 5.0V over the full operating temperature range. - What is the propagation delay time of the CD4049UBK?
The propagation delay time is typically around 50ns at 15V and 50pF load. - How many independent inverting buffers does the CD4049UBK have?
The CD4049UBK has six independent inverting buffers. - What are the typical applications of the CD4049UBK?
Typical applications include logic level conversion, CMOS current driving, and general-purpose logic circuits. - What is the quiescent device current of the CD4049UBK at VDD = 5V?
The quiescent device current is typically around 0.01µA to 1.0µA at VDD = 5V. - Can the input voltage exceed the supply voltage?
Yes, the special input protection allows input voltages to exceed the supply voltage. - What are the common package types for the CD4049UBK?
Common package types include DIP-16, SOIC-16, and TSSOP-16.
