CD4051BM vs CD4051BCM

This in-depth comparison of the CD4051BM and CD4051BCM provides valuable insights into their specifications and key features. We cover important factors in detail, including RoHS compliance, REACH status, series, mounting style, package type, and other relevant characteristics. Presenting the differences side by side simplifies component selection, making it easier for you to select the best option for your specific application.

Technical review by ETEI Component Engineering Source: manufacturer documentation

Parts at a glance

Part A

CD4051BM

Texas Instruments

Lifecycle: Active
Stock: 7497 PCS
Series: Interface - Analog Switches, Multiplexers, Demultiplexers

+BOM RFQ

Part B

CD4051BCM

onsemi

Lifecycle: Active
Stock: 9887 PCS
Series: Interface - Analog Switches, Multiplexers, Demultiplexers

+BOM RFQ

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Full specification comparison

Use manufacturer datasheets as the final authority.

Specification	CD4051BM	CD4051BCM
Part Status	Obsolete	Obsolete
Multiplexer / Demultiplexer Circuit	8:1	8:1
Number of Circuits	1	1
On - State Resistance (Max)	240Ohm	240Ohm
Channel - to - Channel Matching (ΔRon)	5Ohm	5Ohm
Voltage - Supply, Single (V+)	3V ~ 20V	5V ~ 15V
Voltage - Supply, Dual (V±)	±2.5V ~ 9V	±2.5V ~ 7.5V
Switch Time (Ton, Toff) (Max)	-	320ns, 150ns
-3 dB Bandwidth	20MHz	40MHz
Current - Leakage (IS(off)) (Max)	100nA	50nA
Crosstalk	-	-40dB @ 3MHz
Operating Temperature	-55°C ~ 125°C (TA)	-55°C ~ 125°C (TA)
Mounting Type	Surface Mount	Surface Mount
Base Product Number	CD4051	CD4051
Channel Capacitance (CS(off), CD(off))	0.2pF, 30pF	-
Packaging	Tube	-

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