Overview
The CD4012BM is a dual 4-input NAND gate integrated circuit produced by Texas Instruments. This component is part of the 4000B series of CMOS logic gates and is designed to provide system designers with a direct implementation of the NAND logic function. Although the CD4012B is currently obsolete and not recommended for new designs, it remains a significant component in existing systems and for educational purposes.
Key Specifications
| Parameter | Value |
|---|---|
| Package Type | 14-SOIC (0.154", 3.90mm Width) |
| Number of Circuits | 2 |
| Number of Inputs | 4 |
| Logic Type | NAND Gate |
| Supply Voltage Range | 3 V to 18 V |
| Quiescent Current (Max) | 1 µA at 18 V |
| Output Current (High, Low) | 3.4 mA, 3.4 mA |
| Logic Level - Low | 1.5 V to 4 V |
| Logic Level - High | 3.5 V to 11 V |
| Max Propagation Delay @ V, Max CL | 90 ns @ 15 V, 50 pF |
| Operating Temperature Range | -55°C to 125°C |
| Mounting Type | Surface Mount |
Key Features
- Buffered inputs and outputs
- Standardized symmetrical output characteristics
- Maximum input current of 1 µA at 18 V over the full package temperature range
- 100% tested for quiescent current at 20 V
- 5-V, 10-V, and 15-V parametric ratings
- Noise margin: 1 V at VDD= 5 V, 2 V at VDD= 10 V, 2.5 V at VDD= 15 V
- Meets all requirements of JEDEC Tentative Standard No. 13B, "Standard Specifications for Description of 'B' Series CMOS Devices"
Applications
The CD4012BM is suitable for a variety of digital logic applications, including but not limited to:
- Digital logic circuits requiring NAND gate functionality
- Embedded systems and microcontrollers
- Industrial control systems
- Automotive electronics
- Educational projects and prototyping
Q & A
- What is the CD4012BM?
The CD4012BM is a dual 4-input NAND gate integrated circuit from Texas Instruments.
- What package types are available for the CD4012BM?
The CD4012BM is available in 14-lead SOIC (Small Outline Integrated Circuit) packages among others.
- What is the supply voltage range for the CD4012BM?
The supply voltage range is from 3 V to 18 V.
- What is the maximum propagation delay for the CD4012BM?
The maximum propagation delay is 90 ns at 15 V with a load capacitance of 50 pF.
- Is the CD4012BM RoHS compliant?
- What is the operating temperature range for the CD4012BM?
The operating temperature range is from -55°C to 125°C.
- What are the noise margins for the CD4012BM?
The noise margins are 1 V at VDD= 5 V, 2 V at VDD= 10 V, and 2.5 V at VDD= 15 V.
- Is the CD4012BM still in production?
No, the CD4012BM is obsolete and not recommended for new designs.
- What are some typical applications for the CD4012BM?
Typical applications include digital logic circuits, embedded systems, industrial control systems, automotive electronics, and educational projects.
- What are the key features of the CD4012BM?
Key features include buffered inputs and outputs, standardized symmetrical output characteristics, and low quiescent current.
