ELECTRICAL CHARACTERISTICS

TCA4311

over operating free-air temperature range (unless otherwise noted)

PARAMETER

TEST CONDITIONS

MIN

TYP

MAX

UNIT

Power Supply

Positive supply voltage

2.7

5.5

V

Supply current

5.1

7

mA

Supply current in shutdown

0.1

µA

mode

Start-Up Circuitry

Precharge voltage

SDA, SCL floating

0.8

1

1.2

V

Bus idle time

50

95

150

µs

EN threshold voltage

V

Disable threshold voltage

EN Pin

V

EN input current

±0.1

±1

µA

Enable time

95

µs

Disable time (EN to

30

ns

READY)

SDAIN to READY delay

1.2

µs

after STOP

SCLOUT/SDAOUT to

0.8

µs

READY

READY OFF state leakage

±0.1

µA

current

READY output low voltage

0.4

V

Rise-Time Accelerators

Transient boosted pull-up

1

2

mA

current

Input-Output Connection

Input-output offset voltage

10 k

(1)

0

100

175

mV

Digital input capacitance

10

pF

Output low voltage, input =

0

0.4

V

0 V

Input leakage current

±5

µA

(1)

The connection circuitry always regulates its output to a higher voltage than its input. The magnitude of this offset voltage as a function

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