Overview
The CD4049UBDRE4 is a CMOS Hex Inverting Buffer/Converter produced by Texas Instruments. This component is part of the specialty logic, buffers, and line drivers category. It features six inverting buffers that can be used for logic-level conversion and driving multiple loads. The device is available in a 16-pin SOIC package and is designed to operate over a wide temperature range of -55°C to 125°C. The CD4049UBDRE4 is compliant with EU RoHS regulations and is suitable for various electronic applications requiring high sink current and low power consumption.
Key Specifications
| Parameter | Value | Unit | Conditions |
|---|---|---|---|
| Package Type | SOIC-16 | - | - |
| Operating Temperature Range | -55°C to 125°C | °C | - |
| Supply Voltage (VCC) | 5 V, 10 V, 15 V | V | - |
| Output Low Voltage (VOL) | 0.05 V | V | VIN = 0 or 5 V, VCC = 5 V |
| Output High Voltage (VOH) | 4.95 V | V | VIN = 0 or 5 V, VCC = 5 V |
| Input Low Voltage (VIL) | 1 V | V | VOUT = 4.5 V, VCC = 5 V |
| Input High Voltage (VIH) | 4 V | V | VOUT = 0.5 V, VCC = 5 V |
| Propagation Delay Time (tPLH) | 60 ns | ns | VIN = 5 V, VCC = 5 V |
| Propagation Delay Time (tPHL) | 32 ns | ns | VIN = 5 V, VCC = 5 V |
| Output Low Current (IOL) | 3.3 mA | mA | VOUT = 0.4 V, VIN = 0 or 5 V, VCC = 4.5 V, TA = 25°C |
| Junction-to-Ambient Thermal Resistance (RθJA) | 81.6 °C/W | °C/W | - |
Key Features
- Inverting hex buffers with high sink current capability to drive two TTL or DTL loads directly.
- Logic-level conversion using only one supply voltage (VCC).
- Low power consumption with maximum input current of 1 µA at 18 V over the full package temperature range.
- High-to-low logic level conversion capability.
- Operating temperature range of -55°C to 125°C.
- Available in various packages including SOIC, PDIP, SO, and TSSOP).
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 CD4049UBDRE4 used for?
The CD4049UBDRE4 is used as a CMOS hex inverting buffer and converter, particularly for logic-level conversion and driving multiple loads such as TTL or DTL loads).
- What is the operating temperature range of the CD4049UBDRE4?
The operating temperature range of the CD4049UBDRE4 is -55°C to 125°C).
- What are the available package types for the CD4049UBDRE4?
The CD4049UBDRE4 is available in SOIC, PDIP, SO, and TSSOP packages).
- What is the maximum output low current (IOL) of the CD4049UBDRE4?
The maximum output low current (IOL) is 3.3 mA at VOUT = 0.4 V, VIN = 0 or 5 V, VCC = 4.5 V, and TA = 25°C).
- Is the CD4049UBDRE4 compliant with EU RoHS regulations?
Yes, the CD4049UBDRE4 is compliant with EU RoHS regulations).
- What is the junction-to-ambient thermal resistance (RθJA) of the CD4049UBDRE4 in SOIC package?
The junction-to-ambient thermal resistance (RθJA) is 81.6 °C/W for the SOIC package).
- Can the CD4049UBDRE4 drive TTL loads directly?
Yes, the CD4049UBDRE4 can drive two TTL or DTL loads directly).
- What is the maximum input current of the CD4049UBDRE4 at 18 V?
The maximum input current is 1 µA at 18 V over the full package temperature range).
- What are some common applications of the CD4049UBDRE4?
Common applications include CMOS to DTL or TTL converters, CMOS current sink or source drivers, and CMOS high-to-low logic level converters).
- Where can I find the datasheet and CAD models for the CD4049UBDRE4?
You can find the datasheet and CAD models on the Texas Instruments website or through distributors like Digi-Key and Mouser).
