Datasheet

PCA9508_1 © NXP B.V. 2008. All rights reserved.
Product data sheet Rev. 01 — 28 April 2008 13 of 21
NXP Semiconductors
PCA9508
Hot swappable level translating I
2
C-bus repeater
Fig 12. t
connect
timing
Fig 13. t
idle(connect)
timing
Fig 14. t
stop(connect)
timing
EN
SDAA
SCLB
SDAB
SCLA
wait 200 µs
move until
SCLA goes LOW
002aad716
V
CC
0 V
EN
SCLA
SDAB
SCLB
SDAA
wait 200 µs
move until
SDAA goes LOW
V
CC
0 V
V
CC
0 V
V
CC
0 V
t
connect
t
connect
EN
SCLB
SDAB
SDAA
SCLA
move until
SDAA goes LOW
002aad717
EN
SDAB
SCLB
SCLA
SDAA
V
CC
0 V
V
CC
0 V
V
CC
0 V
move until
SCLA goes LOW
V
CC
0 V
V
CC
0 V
t
idle(connect)
t
idle(connect)
002aad718
EN
SCLA
SDAA
SCLB
SDAB
move until
SCLB goes LOW
V
CC
0 V
V
CC
0 V
t
stop(connect)