CD4053BNSR

Switch Time (Ton, Toff) (Max):	--
Base Part Number:	4053
Supplier Device Package:	16-SO
Package / Case:	16-SOIC (0.209", 5.30mm Width)
Operating Temperature:	-55°C ~ 125°C (TA)
Crosstalk:	-40dB @ 6MHz
Current - Leakage (IS(off)) (Max):	100nA
Channel Capacitance (CS(off), CD(off)):	0.2pF, 9pF
Charge Injection:	--
-3db Bandwidth:	30MHz
Series:	--
Voltage - Supply, Dual (V±):	±2.5 V ~ 9 V
Voltage - Supply, Single (V+):	3 V ~ 20 V
Channel-to-Channel Matching (ΔRon):	5 Ohm
On-State Resistance (Max):	240 Ohm
Number of Circuits:	3
Multiplexer/Demultiplexer Circuit:	2:1
Switch Circuit:	SPDT
Part Status:	Active
Packaging:	Tape & Reel (TR)

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The CD4053BNSR is an analog switch multiplexer, demultiplexer circuit manufactured by Texas Instruments. It is used widely in a variety of applications such as audio switching, audio routing, and signal routing in telephone systems. It is also used for gain limiting and control in analog signals.

The CD4053BNSR has three operating channels and four control inputs. The channels enable the device to function as either a multiplexer or a demultiplexer. When used as a multiplexer, it is able to switch between two or more input signals, allowing the user to select a desired one. As a demultiplexer, it is able to separate a single input signal into two or more output signals.

The device is composed of three CMOS transmission gates controlled by four select inputs. It features high input impedance, low current consumption, low power dissipation, and high noise immunity. It also has a wide bandwidth operating range of 2MHz to 100MHz, allowing it to operate at high frequency applications with minimal losses.

In order to understand how the CD4053BNSR works, it is important to first understand the function of a transmission gate. A transmission gate is an electronic circuit that acts as an electronic switch, allowing signals to pass through when the gate is turned on and blocking the signals from passing when the gate is turned off.

The CD4053BNSR has four control inputs, labeled A, B, S1 and S2. These inputs enable the user to control the device’s operating mode. When both S1 and S2 are low, the device is in the multiplexer configuration. In this mode, the device routes a single input to one of two outputs, depending on the logic levels at A and B. When S1 and S2 are both high, the device enters the demultiplexer configuration. In this mode, the device routes a single input to one of two outputs, depending on the logic levels of A and B.

The CD4053BNSR is a versatile analog switch, multiplexer, demultiplexer device which can be used in a variety of applications. It has a wide frequency operating range and low power consumption, making it an ideal choice for most applications. It is easy to use and the four control inputs provide a great degree of control over the device’s operating modes.

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