PCA9519_1

© Koninklijke Philips Electronics N.V. 2006. All rights reserved.

Objective data sheet

Rev. 01 — 22 June 2006

9 of 17

Philips Semiconductors

PCA9519

10. Dynamic characteristics

[1]

Load capacitance = 50 pF; load resistance on port B = 1.35 k

Ω.

[2]

Value is determined by RC time constant of bus line.

Table 5.

Dynamic characteristics

Symbol

Parameter

Conditions

Min

Typ

Max

Unit

LOW-to-HIGH propagation delay

port B to port A

[1] 69

109

216

ns

HIGH-to-LOW propagation delay

port B to port A

[1] 63

86

140

ns

LOW to HIGH output transition time

port A

[1] 14

22

96

ns

HIGH to LOW output transition time

port A

[1] 5

8.1

16

ns

LOW-to-HIGH propagation delay

port A to port B

[1]

−69

−91

−139 ns

LOW to HIGH propagation delay 2

port A to port B; measured from

the 50 % of initial LOW on port A to

1.5 V rising on port B

[1] 91

153

226

ns

HIGH-to-LOW propagation delay

port A to port B

[1] 73

122

183

ns

LOW to HIGH output transition time

port B

[1][2] -61

-

ns

HIGH to LOW output transition time

port B

[1] 15

24

40

ns

setup time

EN HIGH before START condition

100

-

-

ns

hold time

EN HIGH after STOP condition

100

-

-

ns

LOW-to-HIGH propagation delay

port B to port A

[1] 69

105

216

ns

HIGH-to-LOW propagation delay

port B to port A

[1] 63

86

140

ns

LOW to HIGH output transition time

port A

[1] 14

27

96

ns

HIGH to LOW output transition time

port A

[1] 5835

ns

LOW-to-HIGH propagation delay

port A to port B

[1]

−69

−89

−139 ns

LOW to HIGH propagation delay 2

port A to port B; measured from

the 50 % of initial LOW on port A to

1.5 V rising on port B

[1] 91

131

226

ns

HIGH-to-LOW propagation delay

port A to port B

[1] 73

99

183

ns

LOW to HIGH output transition time

port B

[1][2] -65

-

ns

HIGH to LOW output transition time

port B

[1] 15

31

40

ns

setup time

EN HIGH before START condition

100

-

-

ns

hold time

EN HIGH after STOP condition

100

-

-

ns