Datasheet

SDA
SCL
Start
ACK or Read Cycle
t
w
t
RE
C
RESET
0.3 y V
CC
V
C
C
/2
t
RESET
Pn
R
L
= 1 kΩ
V
CC
C
L
= 50 pF
(see Note A)
SDA LOAD CONFIGURATION
DUT
SDA
P-PORT LOAD CONFIGURATION
V
CC
/2
t
RE
SET
DUT
C
L
= 50 pF
(see Note A)
Pn
2 × V
C
C
500 W
500 W
PCA9554A
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PARAMETERMEASUREMENTINFORMATION(continued)
A.C
L
includesprobeandjigcapacitance.
B.Allinputsaresuppliedbygeneratorshavingthefollowingcharacteristics:PRR≤10MHz,Z
O
=50Ω,t
r
/t
f
≤30ns.
C.Allparametersandwaveformsarenotapplicabletoalldevices.
Figure13.ResetLoadCircuitsandVoltageWaveforms
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