SN74CB3T3253

DUAL 1OF4 FET MULTIPLEXER/DEMULTIPLEXER

2.5V/3.3V LOW VOLTAGE BUS SWITCH WITH 5V TOLERANT LEVEL SHIFTER

SCDS148 − OCTOBER 2003

6

POST OFFICE BOX 655303

switching characteristics over recommended operating free-air temperature range (unless

otherwise noted) (see Figure 2)

PARAMETER

FROM

(INPUT)

TO

(OUTPUT)

VCC = 2.5 V

± 0.2 V

VCC = 3.3 V

± 0.3 V

UNIT

PARAMETER

(INPUT)

(OUTPUT)

MIN

MAX

MIN

MAX

UNIT

tpd†

A or B

B or A

0.15

0.25

ns

tpd(s)

S

A

1

10.5

1

8

ns

ten

S

B

1

10

1

8

ns

ten

OE

A or B

1

8.5

1

8

ns

tdis

S

B

1

7.5

1

8.5

ns

tdis

OE

A or B

1

6.5

1

8

ns

† The propagation delay is the calculated RC time constant of the typical ON-state resistance of the switch and the specified load capacitance,

when driven by an ideal voltage source (zero output impedance).