PCA9533DP View Datasheet(PDF) - NXP Semiconductors.

Part Name

Description

Manufacturer

PCA9533DP

4-bit I2C-bus LED dimmer

NXP Semiconductors. 

NXP Semiconductors

PCA9533

4-bit I2C-bus LED dimmer

11. Dynamic characteristics

Table 14. Dynamic characteristics

Symbol Parameter

Conditions

fSCL

tBUF

tHD;STA

tSU;STA

tSU;STO

tHD;DAT

tVD;ACK

tVD;DAT

SCL clock frequency

bus free time between a STOP and

START condition

hold time (repeated) START condition

set-up time for a repeated START

condition

set-up time for STOP condition

data hold time

data valid acknowledge time

data valid time

tSU;DAT

tLOW

tHIGH

tr

tf

tSP

data set-up time

LOW period of the SCL clock

HIGH period of the SCL clock

rise time of both SDA and SCL signals

fall time of both SDA and SCL signals

pulse width of spikes that must be

suppressed by the input filter

Port timing

tv(Q)

tsu(D)

th(D)

data output valid time

data input set-up time

data input hold time

LOW-level

HIGH-level

Standard-mode Fast-mode I2C-bus Unit

I2C-bus

Min Max

Min

Max

0

100

0

400 kHz

4.7

-

1.3

- µs

4.0

-

0.6

- µs

4.7

-

0.6

- µs

4.0

0

[1]

-

[2]

-

[2]

-

250

4.7

4.0

-

-

-

-

0.6

- µs

-

0

- ns

600

-

600 ns

600

-

600 ns

1500

-

600 ns

-

100

- ns

-

1.3

- µs

-

0.6

- µs

1000 20 + 0.1Cb[3] 300 ns

300 20 + 0.1Cb[3] 300 ns

50

-

50 ns

-

200

-

200 ns

100

-

100

- ns

1

-

1

- µs

[1] tVD;ACK = time for Acknowledgement signal from SCL LOW to SDA (out) LOW.

[2] tVD;DAT = minimum time for SDA data output to be valid following SCL LOW.

[3] Cb = total capacitance of one bus line in pF.

PCA9533_3

Product data sheet

Rev. 03 — 27 April 2009

© NXP B.V. 2009. All rights reserved.

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