PCA9518D,118 NXP Semiconductors, PCA9518D,118 Datasheet - Page 8

• Manufacturer Part Number: PCA9518D,118
• Description: IC I2C BUS HUB 5-CH 20SOIC
• Manufacturer: NXP Semiconductors

Specifications of PCA9518D,118

• Applications: Buffer
• Interface: I²C, SMBus
• Voltage - Supply: 3 V ~ 3.6 V
• Package / Case: 20-SOIC (7.5mm Width)
• Mounting Type: Surface Mount
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Other names: 935272404118; PCA9518D-T; PCA9518D-T

NXP Semiconductors
PCA9518_5
Product data sheet
Fig 6.
expansion
Bus 0
Bus 1
bus
Bus waveforms
EXPSDA1
EXPSDA2
EXPSCL1
EXPSCL2
with n > 1
SDA of
SDA of
SCL of
master
master
SCL of
Bus n
slave
slave
t
PHL2
It is important to note that any arbitration or clock stretching events on Bus 1 require that
the V
Section 9 “Static
to Bus 0.
t
PHL1
t
PHL
OL
V
OL
of the devices on Bus 1 be 70 mV below the V
t
PLH1
of master
characteristics”) to be recognized by the PCA9518 and then transmitted
Rev. 05 — 2 December 2008
t
t
PLH2
PLH
t
PLH2
, t
PLH1
V
9
OL
th
of slave
clock cycle
t
stretch
V
OL
Expandable 5-channel I
V
OL
of PCA9518
OL
of PCA9518
of the PCA9518 (see V
9
PCA9518
th
© NXP B.V. 2008. All rights reserved.
clock cycle
2
C-bus hub
002aae327
OL
V
8 of 21
ILc
in