Datasheet

A
A
A
A
S 0
1
0
0 00
AD
DR
1
Data1 1 PData2
Start
Condition
8Bits
(OneDataByte)
FromPort
DataFromPortSlave Address
R/W
87654321
Address Data1 Data2
INT
B
B
A
A
Pn
INT
R/W A
INT
SCL
ViewB−BView A−A
ACK
FromSlave
ACK
FromSlave
INTERRUPTLOADCONFIGURATION
V
CCI
R =4.7k
L
W
C =100pF
(seeNote A)
L
DUT
INT
0.7 V´
CCI
0.3 V´
CCI
0.5 V´
CCI
0.5 V´
CCI
0.5 V´
CCP
t
sps
t
ir
t
ir
t
iv
t
iv
t
ir
Data
Into
Port
TCA6408A
www.ti.com
.............................................................................................................................................................SCPS192CAPRIL2009REVISEDJULY2009
PARAMETERMEASUREMENTINFORMATION(continued)
A.C
L
includesprobeandjigcapacitance.
B.Allinputsaresuppliedbygeneratorshavingthefollowingcharacteristics:PRR10MHz,Z
O
=50,t
r
/t
f
30ns.
C.Allparametersandwaveformsarenotapplicabletoalldevices.
Figure11.InterruptLoadCircuitandVoltageWaveforms
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