M74HC4051 datasheet(8/17 Pages) STMICROELECTRONICS

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Maximum ratings

M74HC4051

8/17

Table 9.

Analog switch characteristics (GND = 0 V; TA = 25°C)

Symbo

Parameter

Test condition

Value

Unit

VCC

(V)

VEE

(V)

VIN

(Vp-p)

Typ

Sine wave

distortion

2.25

-2.25

fIN = 1 KHz RL = 10 KΩ CL = 50 pF

0.025

4.5

-4.5

0.020

6.0

-6.0

0.018

fMAX

Frequency

response

(Switch on)(1)

2.25

-2.25

Adjust fIN voltage to obtain 0 dBm at VOS.

Increase fIN Frequency until dB meter reads -3dB

RL = 50 Ω, CL = 10 pF, fIN = 1 KHz sine wave

120

MHz

4.5

-4.5

190

6.0

-6.0

200

fMAX

Frequency

response

(switch on)(2)

2.25

-2.25

Adjust fIN voltage to obtain 0 dBm at VOS.

Increase fIN Frequency until dB meter reads -3dB

RL = 50Ω, CL = 10 pF, fIN = 1KHz sine wave

MHz

4.5

-4.5

6.0

-6.0

Feed through

attenuation

(switch off)

2.25

-2.25

VIN is centered at (VCC - VEE)/2

Adjust input for 0 dBm

RL = 600 Ω, CL = 50 pF, fIN = 1 KHz sine wave

-50

4.5

-4.5

-50

6.0

-6.0

-50

Crosstalk

(control input to

signal output)

2.25

-2.25

Adjust RL at set up so that IS = 0A.

RL = 600 Ω, CL = 50 pF, fIN = 1 KHz square wave

4.5

-4.5

140

6.0

-6.0

200

Crosstalk

(between any

two switches)

2.25

-2.25

Adjust VIN to obtain 0d Bm at input

RL = 600 Ω, CL = 50 pF, fIN = 1 KHz sine wave

-50

4.5

-4.5

-50

6.0

-6.0

-50

Input common terminal, and measured at switch terminal.

Input switch terminal, and measured at common terminal.

These characteristics are determined by the design of the device.

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