74LVC2G66

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Product data sheet

Rev. 8 — 2 April 2013

16 of 26

NXP Semiconductors

74LVC2G66

Bilateral switch

Fig 23. Test circuit for measuring crosstalk voltage (between digital inputs and switch)

001aag494

VO

VCC

0.5VCC

nZ/nY

nY/nZ

nE

50

Ω

600

Ω

logic

input

RL

0.5VCC

CL

G

20 log10 (VO2 / VO1) or 20 log10 (VO1 / VO2).

Fig 24. Test circuit for measuring crosstalk between switches

001aag496

VIH

0.5VCC

1Z or 1Y

1Y or 1Z

CHANNEL

ON

1E

50

Ω

600

Ω

fi

RL

Ri

0.1

μF

CL

50 pF

VO1

VIL

0.5VCC

2Z or 2Y

2Y or 2Z

CHANNEL

OFF

2E

RL

Ri

600

Ω

CL

50 pF

VO2