PCA9515B

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SCPS232 – MARCH 2012

Electrical Characteristics

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

PARAMETER

TEST CONDITIONS

MAX

UNIT

Input diode clamp voltage

2.3 V to 3.6 V

–1.2

V

SDAx,

Low-level output voltage

2.3 V to 3.6 V

0.4

0.5

0.6

V

SCLx

Low-level input voltage below

SDAx,

2.3 V to 3.6 V

70

mV

low-level output voltage

SCLx

2.7 V

0.5

3

Both channels high,

3.6 V

0.5

3

Both channels low,

2.7 V

1

4

SDA0 = SCL0 = GND and

Quiescent supply current

SDA1 = SCL1 = open; or

mA

3.6 V

1

4

SDA0 = SCL0 = open and

SDA1 = SCL1 = GND

2.7 V

1

4

In contention,

SDAx = SCLx = GND

3.6 V

1

4

±1

SDAx,

SCLx

3

Input current

2.3 V to 3.6 V

μA

±1

EN

–10

–20

0.5

SDAx,

Leakage current

EN = L or H

0 V

μA

SCLx

0.5

Leakage current during

SDAx,

EN = L or H

0 V to 2.3 V

1

μA

power up

SCLx

EN

3.3 V

7

9

Input capacitance

pF

SDAx,

EN = H

3.3 V

7

9

SCLx

(1)

Timing Requirements

over recommended operating free-air temperature range (unless otherwise noted) (see Figure 1)

± 0.2 V

± 0.3 V

UNIT

MIN

MAX

MIN

MAX

Setup time, EN

↑ before Start condition

100

100

ns

Hold time, EN

↓ after Stop condition

130

100

ns

Switching Characteristics

FROM

TO

PARAMETER

UNIT

(INPUT)

(OUTPUT)

MIN

MAX

MIN

MAX

45

82

130

45

68

120

SDA0, SCL0 or

SDA1, SCL1 or

ns

SDA1, SCL1

SDA0, SCL0

33

113

190

33

102

180

80%

20%

57

58

ns

(SDAx, SCLx)

20%

80%

148

147

(1)

(2)

Different load resistance and capacitance alter the RC time constant, thereby changing the propagation delay and transition times.

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