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CD74HCT4051QM96Q1
Texas Instruments
IC MUX 8:1 130OHM 16SOIC
2361 Pcs New Original In Stock
1 Circuit IC Switch 8:1 130Ohm 16-SOIC
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5.0 / 5.0
- (143 Ratings)
CD74HCT4051QM96Q1
Product Overview
1238801
DiGi Electronics Part Number
CD74HCT4051QM96Q1-DGManufacturer
Texas Instruments
CD74HCT4051QM96Q1
Description
IC MUX 8:1 130OHM 16SOICInventory
2361 Pcs New Original In Stock
1 Circuit IC Switch 8:1 130Ohm 16-SOIC
CAD Models - PCB Symbols & Footprints
Quantity
Minimum 1
Minimum 1
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CD74HCT4051QM96Q1 Technical Specifications
Category
Interface, Analog Switches, Multiplexers, Demultiplexers
Packaging
Cut Tape (CT) & Digi-Reel®
Series
-
Product Status
Active
Switch Circuit
-
Multiplexer/Demultiplexer Circuit
8:1
Number of Circuits
1
On-State Resistance (Max)
130Ohm
Channel-to-Channel Matching (ΔRon)
5Ohm
Voltage - Supply, Single (V+)
4.5V ~ 5.5V
Voltage - Supply, Dual (V±)
±1V ~ 5V
Switch Time (Ton, Toff) (Max)
-
-3db Bandwidth
180MHz
Charge Injection
-
Channel Capacitance (CS(off), CD(off))
5pF, 25pF
Current - Leakage (IS(off)) (Max)
-
Crosstalk
-
Operating Temperature
-40°C ~ 125°C (TA)
Grade
Automotive
Qualification
AEC-Q100
Mounting Type
Surface Mount
Package / Case
16-SOIC (0.154", 3.90mm Width)
Supplier Device Package
16-SOIC
Base Product Number
74HCT4051
Datasheet & Documents
HTML Datasheet
CD74HCT4051QM96Q1-DG
Environmental & Export Classification
RoHS Status
ROHS3 Compliant
Moisture Sensitivity Level (MSL)
1 (Unlimited)
REACH Status
REACH Unaffected
ECCN
EAR99
HTSUS
8542.39.0001
Additional Information
Other Names
296-17264-1-NDR
296-17264-6-NDR
-296-17264-1-DG
-CD74HCT4051QM96Q1-NDR
296-17264-2-NDR
-296-17264-1
296-17264-6
-296-17264-1-NDR
2156-CD74HCT4051QM96Q1
TEXTISCD74HCT4051QM96Q1
296-17264-2
296-17264-1
Standard Package
2,500
Alternative Parts
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MANUFACTURER
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UNIT PRICE
SUBSTITUTE TYPE
Reviews
5.0/5.0-(Show up to 5 Ratings)
Dec 02, 2025
Seit Jahren bin ich begeistert von der Langlebigkeit der Produkte und dem hervorragenden Support.
Dec 02, 2025
Ich bin begeistert von der Effizienz des Kundendienstes bei DiGi Electronics.
Dec 02, 2025
Ordered late at night, and it shipped out the very next morning—impressive turnaround time that exceeded my expectations.
Dec 02, 2025
The eco-friendly packaging was both sturdy and environmentally conscious, a winning combination.
Dec 02, 2025
Support team is knowledgeable and quick to help with any problem.
Dec 02, 2025
Their product variety keeps my shopping interesting and hassle-free.
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Frequently Asked Questions (FAQ)
When designing in the CD74HCT4051QM96Q1 for automotive signal routing, what are the key thermal and voltage derating considerations at the upper end of its 125°C operating temperature range?
At elevated temperatures up to 125°C, ensure supply voltage remains tightly regulated within the 4.5V to 5.5V range to avoid exceeding power dissipation limits. The CD74HCT4051QM96Q1 has a maximum on-state resistance of 130Ω, which can increase slightly with temperature, affecting analog signal integrity in precision applications. Use conservative current loading (keep <10mA per channel) and verify PCB thermal vias under the exposed pad (if applicable) to maintain junction temperature margin. AEC-Q100 qualification supports reliability, but design-in margin is critical in under-hood automotive systems with sustained high ambient temperatures.
Can the CD74HCT4051QM96Q1 replace the MC74HC4051ADG in a mixed-signal multiplexing circuit without level shifting, and what are the logic-level compatibility risks?
Yes, the CD74HCT4051QM96Q1 can replace the MC74HC4051ADG in 5V systems, but only if input logic levels are TTL-compatible. The CD74HCT4051QM96Q1 uses HCT logic (TTL-compatible inputs), meaning it accepts 2V minimum high-level input, whereas the MC74HC4051ADG uses standard CMOS logic (70% VCC). If driving from a 3.3V microcontroller, the CD74HCT4051QM96Q1 may not reliably register a logic high—use a level shifter or consider the NLV74VHC4051DR2G for better low-voltage compatibility. Always verify input thresholds under noise and tolerances.
What signal bandwidth limitations should be considered when using the CD74HCT4051QM96Q1 for high-frequency analog multiplexing in sensor acquisition systems?
The CD74HCT4051QM96Q1 has a -3dB bandwidth of 180MHz, but practical analog bandwidth is limited by channel resistance (130Ω max) and off-capacitance (25pF). For signals above 1MHz, ensure the source and load impedances are much lower than the channel RC time constant. A 100kHz–1MHz multiplexed sensor signal may experience settling delays or crosstalk if adjacent channels are actively switching. Use guard traces, minimize trace lengths, and allow adequate acquisition time in the ADC sampling phase to account for switch settling.
How does the channel-to-channel on-resistance matching (ΔRon = 5Ω max) of the CD74HCT4051QM96Q1 impact precision multiplexed measurement accuracy in current sensing applications?
In precision current sensing with low-value shunt resistors (e.g., <10mΩ), a 5Ω mismatch between channels in the CD74HCT4051QM96Q1 can introduce up to 0.5% gain error between channels if uncalibrated. This is critical in multi-phase power monitoring where consistency across channels is required. To mitigate, either perform per-channel system calibration or use fixed-gain amplifiers after the multiplexer. Avoid using the CD74HCT4051QM96Q1 in unbuffered high-impedance sensor circuits where ΔRon-induced voltage division could cause nonlinearity.
What are the reliability risks when substituting the CD74HCT4051QM96Q1 for the NLV74HC4051ADR2G in an automotive ECU, and how do their leakage and crosstalk performance compare?
The CD74HCT4051QM96Q1 is AEC-Q100 qualified and built for automotive robustness, while the NLV74HC4051ADR2G lacks explicit automotive grading. The CD74HCT4051QM96Q1 operates reliably from -40°C to 125°C with better leakage performance under high humidity due to TI's process control. Though both specify 25pF off-channel capacitance, the HCT family’s TTL input structure may draw slightly higher leakage current in noisy environments. In high-impedance sensor muxing (e.g., thermocouples), ensure proper grounding and shielding to minimize coupled noise—prefer CD74HCT4051QM96Q1 for mission-critical systems where long-term stability and qualification matter.
Quality Assurance (QC)
DiGi ensures the quality and authenticity of every electronic component through professional inspections and batch sampling, guaranteeing reliable sourcing, stable performance, and compliance with technical specifications, helping customers reduce supply chain risks and confidently use components in production.
CD74HCT4051QM96Q1 CAD Models
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