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PCA9534RGVR 数据表(PDF) 18 Page - Texas Instruments

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部件名 PCA9534RGVR
功能描述  REMOTE 8-BIT I2C AND SMBus LOW-POWER I/O EXPANDER WITH INTERRUPT OUTPUT AND CONFIGURATION REGISTERS
PDF  32 Pages
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制造商  TI [Texas Instruments]
网页  http://www.ti.com
标志 TI - Texas Instruments

PCA9534RGVR 数据表(HTML) 18 Page - Texas Instruments

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A
A
A
A
S
0
1
0
0
A1
A2
A0
1
Data 1
1
P
Data 2
Start
Condition
8 Bits
(One Data Byte)
From Port
Data From Port
Slave Address
R/W
8
7
6
5
4
3
2
1
tir
tir
tsps
tiv
Address
Data 1
Data 2
INT
Data
Into
Port
B
B
A
A
Pn
INT
R/W
A
tir
0.7
× VCC
0.3
× VCC
0.7
× VCC
0.3
× VCC
0.7
× VCC
0.3
× VCC
0.7
× VCC
0.3
× VCC
INT
SCL
View B−B
View A−A
tiv
RL = 4.7 kΩ
VCC
CL = 100 pF
(see Note A)
INTERRUPT LOAD CONFIGURATION
DUT
INT
ACK
From Slave
ACK
From Slave
PCA9534
REMOTE 8-BIT I2C AND SMBus LOW-POWER I/O EXPANDER
WITH INTERRUPT OUTPUT AND CONFIGURATION REGISTERS
SCPS124B – SEPTEMBER 2006 – REVISED FEBRUARY 2007
PARAMETER MEASUREMENT INFORMATION (continued)
A.
CL includes probe and jig capacitance.
B.
All inputs are supplied by generators having the following characteristics: PRR
≤ 10 MHz, Z
O = 50 Ω, tr/tf ≤ 30 ns.
C.
All parameters and waveforms are not applicable to all devices.
Figure 11. Interrupt Load Circuit and Voltage Waveforms
18
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