Overview
The CD74HCT4067ME4 is a 16:1 analog multiplexer/demultiplexer integrated circuit produced by Texas Instruments. This device utilizes silicon-gate CMOS technology to achieve high-speed operation similar to LSTTL, while maintaining the low power consumption of standard CMOS integrated circuits. It is designed to control analog voltages that may vary across the voltage supply range and features bidirectional switches, allowing any analog input to be used as an output and vice versa. The device is packaged in a 24-SOIC (Small Outline Integrated Circuit) package and operates over a wide temperature range of -55°C to 125°C.
Key Specifications
| Attribute | Value |
|---|---|
| Manufacturer | Texas Instruments |
| Voltage - Supply, Single (V+) | 4.5V ~ 5.5V |
| Switch Time (Ton, Toff) (Max) | 60ns, 55ns |
| Package / Case | 24-SOIC (0.295', 7.50mm Width) |
| Operating Temperature | -55°C ~ 125°C (TA) |
| On-State Resistance (Max) | 180Ω |
| Number of Circuits | 1 |
| Multiplexer/Demultiplexer Circuit | 16:1 |
| Mounting Type | Surface Mount |
| Channel-to-Channel Matching (ΔRon) | 10Ω |
| Channel Capacitance (CS(off), CD(off)) | 5pF, 50pF |
| -3db Bandwidth | 89MHz |
| RoHs Status | ROHS3 Compliant |
| Moisture Sensitivity Level (MSL) | 1 (Unlimited) |
Key Features
- Wide Analog Input Voltage Range: The device can handle a wide range of analog input voltages across the supply voltage range.
- Low ON Resistance: The CD74HCT4067ME4 features low ON resistance, typically 70Ω at VCC = 4.5V and 60Ω at VCC = 6V.
- Fast Switching and Propagation Speeds: The device offers fast switching and propagation speeds, making it suitable for high-speed applications.
- Bidirectional Switches: The switches are bidirectional, allowing any analog input to be used as an output and vice versa.
- Enable Control: The device includes an enable control that, when high, disables all switches to their off state.
- Low Power Consumption: The device operates with the low power consumption characteristic of standard CMOS integrated circuits.
Applications
- Signal Gating: Used in signal gating applications to control the flow of analog signals.
- Modulators and Demodulators: Suitable for use in modulator and demodulator circuits.
- Squelch Controls: Can be used in squelch control circuits to mute or attenuate signals.
- Commutating Switches: Used as commutating switches in various analog circuits.
- Analog-to-Digital and Digital-to-Analog Conversions: Employed in analog-to-digital and digital-to-analog conversion processes.
- Digital Control of Frequency, Impedance, Phase, and Analog-Signal Gain: Used to control various parameters in analog circuits.
- Building Automation, Wireless Infrastructure, Appliances, Data Center & Enterprise Computing, Retail Automation & Payment: Finds applications in a wide range of industries and systems.
Q & A
- What is the CD74HCT4067ME4?
The CD74HCT4067ME4 is a 16:1 analog multiplexer/demultiplexer integrated circuit produced by Texas Instruments.
- What is the operating voltage range of the CD74HCT4067ME4?
The device operates with a single supply voltage range of 4.5V to 5.5V.
- What is the package type of the CD74HCT4067ME4?
The device is packaged in a 24-SOIC (Small Outline Integrated Circuit) package.
- What is the operating temperature range of the CD74HCT4067ME4?
The device operates over a temperature range of -55°C to 125°C.
- What is the typical ON resistance of the CD74HCT4067ME4?
The typical ON resistance is 70Ω at VCC = 4.5V and 60Ω at VCC = 6V.
- Is the CD74HCT4067ME4 RoHS compliant?
Yes, the CD74HCT4067ME4 is ROHS3 compliant.
- What is the -3db bandwidth of the CD74HCT4067ME4?
The -3db bandwidth is 89MHz.
- Can the CD74HCT4067ME4 be used as a bidirectional switch?
Yes, the device features bidirectional switches, allowing any analog input to be used as an output and vice versa.
- What are some common applications of the CD74HCT4067ME4?
The device is used in signal gating, modulators, demodulators, squelch controls, commutating switches, and various other analog circuit applications.
- How does the enable control function on the CD74HCT4067ME4 work?
The enable control, when high, disables all switches to their off state.
