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PCA9534_15 Datasheet, PDF (13/40 Pages) Texas Instruments – Interrupt Output and Configuration Registers | |||
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PCA9534
SCPS124G â SEPTEMBER 2006 â REVISED JUNE 2014
Parameter Measurement Information (continued)
VCC
DUT
RL = 4.7 kâ¦
INT
CL = 100 pF
(see Note A)
INTERRUPT LOAD CONFIGURATION
Start
Condition
Slave Address
ACK
From Slave
R/W
8 Bits
(One Data Byte)
From Port
ACK
From Slave
Data From Port
S 0 1 0 0 A2 A1 A0 1 A
Data 1
A
Data 2
1P
1234 5678A
tir
INT
A
tir
B
B
Data
Into
Port
A
tiv
A
Address
Data 1
tsps
Data 2
INT
0.7 Ã VCC
0.3 Ã VCC
SCL
R/W
A
0.7 Ã VCC
0.3 Ã VCC
tiv
Pn
0.7 Ã VCC
INT
0.3 Ã VCC
tir
0.7 Ã VCC
0.3 Ã VCC
View AâA
View BâB
A. CL includes probe and jig capacitance.
B. All inputs are supplied by generators having the following characteristics: PRR ⤠10 MHz, ZO = 50 â¦, tr/tf ⤠30 ns.
C. All parameters and waveforms are not applicable to all devices.
Figure 15. Interrupt Load Circuit And Voltage Waveforms
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