CD74HC4051EE4 Texas Instruments Integrated Circuit (Dual-In-Line Packages) In Stock
Texas Instruments CD74HC4051EE4 is a high-speed CMOS 8-channel single-ended analog multiplexer/demultiplexer with 200 MHz bandwidth and up to 6 V input voltage, housed in a 16-pin DIP package. Its 8:1 configuration routes one of eight analog or digital signals to a common I/O, simplifying signal switching in audio, sensor, and data-acquisition systems.
- Manufacturer
- Texas Instruments
- Package
- Dual-In-Line Packages
- Pin Count
- 16
- Lifecycle
- ACTIVE
- Datasheet
- CD74HC4051EE4 Datasheet PDF
- Category
- Integrated Circuit
- Price
- From $0.4696(MOQ 1000)
- Temp Range
- -55.0°C to 125.0°C
- RoHS
- Compliant
- Lead Time
- 3–7 business days
- Shipping
- DHL Express · Worldwide
What are the key features of CD74HC4051EE4?
- 8:1 analog multiplexer/demultiplexer with 200 MHz signal bandwidth supporting audio-frequency through radio-frequency signal routing
- Single-ended configuration with up to 6 V input voltage enabling direct interface with 3.3 V and 5 V CMOS logic control lines
- 16-pin DIP package ideal for breadboard prototyping and through-hole production in data-acquisition and audio-switching applications
What is CD74HC4051EE4 used for?
The CD74HC4051EE4 is used in multi-channel analog data acquisition systems where a single ADC must sample 8 different sensor inputs sequentially, with the 3-bit digital address selecting each channel in turn. It also serves in audio signal routing matrices, automatic test equipment, and communication receivers that switch between multiple RF or baseband signal paths at up to 200 MHz bandwidth.
What are the specifications of CD74HC4051EE4?
| Pbfree Code | Yes |
| YTEOL | 15 |
| Additional Feature | Configuration : 8:1 |
| Analog IC - Other Type | SINGLE-ENDED MULTIPLEXER |
| Bandwidth-Nom | 200MHz |
| Input Voltage-Max | 6V |
| JESD-30 Code | R-PDIP-T16 |
| JESD-609 Code | e4 |
| Number of Channels | 1 |
| Number of Functions | 1 |
| Off-state Isolation-Nom | 73dB |
| On-state Resistance Match-Nom | 10Ω |
| On-state Resistance-Max (Ron) | 270Ω |
| Output | COMMON OUTPUT |
| Package Body Material | PLASTIC/EPOXY |
| Package Equivalence Code | DIP16,.3 |
| Package Shape | RECTANGULAR |
| Package Style | IN-LINE |
| Qualification Status | Not Qualified |
| Signal Current-Max | 0.025A |
| Supply Voltage-Max (Vsup) | 10V |
| Supply Voltage-Min (Vsup) | 2V |
| Supply Voltage-Nom (Vsup) | 4.5V |
| Surface Mount | NO |
| Switch-off Time-Max | 340ns |
| Switch-on Time-Max | 340ns |
| Switching | BREAK-BEFORE-MAKE |
| Technology | CMOS |
| Temperature Grade | MILITARY |
| Terminal Finish | Nickel/Palladium/Gold (Ni/Pd/Au) |
| Terminal Form | THROUGH-HOLE |
| Terminal Pitch | 2.54mm |
| Terminal Position | DUAL |
| Package | Dual-In-Line Packages |
Compliance & Regulatory
| RoHS Status | Compliant |
| Lead-Free | Yes (Pb-Free) |
| HTS Code | 8542.39.00.60 |
| Country of Origin | Malaysia, Mexico |
Where can I find the CD74HC4051EE4 datasheet?
CD74HC4051EE4 Datasheet DownloadOfficial datasheet from Texas Instruments
What are equivalent replacements for CD74HC4051EE4?
Compatible alternatives and drop-in replacements for CD74HC4051EE4:
Frequently Asked Questions
What signal bandwidth does the CD74HC4051EE4 support, and which signal types can it reliably switch?
The CD74HC4051EE4 has a nominal bandwidth of 200 MHz, allowing it to switch not only DC and audio signals but also intermediate-frequency and wideband RF signals up to the UHF range. This makes it suitable for antenna diversity switches, wideband test equipment, and baseband signal routing in receiver designs.
How many analog channels does the CD74HC4051EE4 multiplex, and how are they selected?
The device multiplexes 8 analog or digital channels using a 3-bit binary address (A, B, C) on its control inputs. Changing the 3-bit address in under 10 ns at 5 V supply selects one of the 8 channels, making sequential sensor scanning or channel hopping straightforward with any microcontroller or FPGA GPIO.
For a 4-channel audio mixer using the CD74HC4051EE4, how many GPIO pins does the microcontroller need to control all 8 inputs?
Only 3 GPIO pins are needed to address all 8 inputs, plus 1 pin for the active-low enable. This total of 4 control pins replaces what would otherwise require 8 separate analog switches or 8 GPIO-driven FETs, cutting both GPIO usage and board complexity substantially.
What is the maximum analog input voltage for the CD74HC4051EE4, and what limits the signal swing on each channel?
The maximum input voltage is 6 V, and the analog signal on each channel must stay within the supply rails (VSS to VDD). For a 5 V supply, the switch passes signals from 0 V to 5 V with low on-resistance; exceeding 6 V risks latch-up, so any signal source above this level requires an input clamp or voltage divider.
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Why Buy from FindMyChip
About Texas Instruments
Texas Instruments (TI) is a global semiconductor company headquartered in Dallas, Texas. TI designs and manufactures analog and embedded processing chips used in industrial, automotive, consumer, communications, and enterprise systems.
More from Texas Instruments
| Qty. | Unit Price | Ext. Price |
|---|---|---|
| 1000+ | $0.5010 | $500.99 |
| 2500+ | $0.4814 | $1203.47 |
| 5000+ | $0.4696 | $2347.85 |
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