PCA8575BQ PHILIPS [NXP Semiconductors], PCA8575BQ Datasheet - Page 18

• Manufacturer Part Number: PCA8575BQ
• Description: Remote 16-bit I/O expander for I2C-bus with interrupt
• Manufacturer: PHILIPS [NXP Semiconductors]

NXP Semiconductors
PCA8575_1
Objective data sheet
Fig 21. I
Rise and fall times refer to V
2
C-bus timing diagram
protocol
SDA
SCL
t
SU;STA
t
BUF
condition
START
(S)
t
HD;STA
IL
and V
t
LOW
t
r
IH
.
MSB
bit 7
(A7)
t
HIGH
Rev. 01 — 30 November 2006
t
SU;DAT
t
f
1
/f
bit 6
(A6)
SCL
t
Remote 16-bit I/O expander for I
HD;DAT
(R/W)
bit 0
t
VD;DAT
acknowledge
(A)
t
VD;ACK
condition
STOP
(P)
t
SU;STO
002aab175
2
C-bus with interrupt
PCA8575
© NXP B.V. 2006. All rights reserved.
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