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PCA9534A датащи(PDF) 4 Page - Texas Instruments

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номер детали PCA9534A
подробное описание детали  REMOTE 8-BIT I2C AND SMBus LOW-POWER I/O EXPANDER WITH INTERRUPT OUTPUT AND CONFIGURATION REGISTERS
PDF  39 Pages
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производитель  TI [Texas Instruments]
домашняя страница  http://www.ti.com
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PCA9534A датащи(HTML) 4 Page - Texas Instruments

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14
I/O
Port
Shift
Register
8 Bits
LP Filter
Interrupt
Logic
Input
Filter
15
Power-On
Reset
Read Pulse
Write Pulse
2
1
13
16
8
GND
VCC
SDA
SCL
A1
A0
INT
I2C Bus
Control
P7−P0
3
A2
PCA9534A
SCPS141F – SEPTEMBER 2006 – REVISED JUNE 2010
www.ti.com
Table 2. TERMINAL FUNCTIONS
NO.
QSOP (DBQ),
SOIC (DW),
QFN (RGT)
NAME
DESCRIPTION
SSOP (DB),
AND
TSSOP (PW), AND
QFN (RGV)
TVSOP (DGV)
1
15
A0
Address input. Connect directly to VCC or ground.
2
16
A1
Address input. Connect directly to VCC or ground.
3
1
A2
Address input. Connect directly to VCC or ground.
4
2
P0
P-port input/output. Push-pull design structure.
5
3
P1
P-port input/output. Push-pull design structure.
6
4
P2
P-port input/output. Push-pull design structure.
7
5
P3
P-port input/output. Push-pull design structure.
8
6
GND
Ground
9
7
P4
P-port input/output. Push-pull design structure.
10
8
P5
P-port input/output. Push-pull design structure.
11
9
P6
P-port input/output. Push-pull design structure.
12
10
P7
P-port input/output. Push-pull design structure.
13
11
INT
Interrupt output. Connect to VCC through a pullup resistor.
14
12
SCL
Serial clock bus. Connect to VCC through a pullup resistor.
15
13
SDA
Serial data bus. Connect to VCC through a pullup resistor.
16
14
VCC
Supply voltage
LOGIC DIAGRAM (POSITIVE LOGIC)
A.
Pin numbers shown are for DB, DBQ, DGV, DW, or PW package.
B.
All I/Os are set to inputs at reset.
4
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Copyright © 2006–2010, Texas Instruments Incorporated
Product Folder Link(s): PCA9534A



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