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PCA9534 Datasheet(PDF) 3 Page - NXP Semiconductors

Part No. PCA9534
Description  8-bit I2C and SMBus, low power I/O port with interrupt
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Maker  PHILIPS [NXP Semiconductors]
Homepage  http://www.nxp.com
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PCA9534 Datasheet(HTML) 3 Page - NXP Semiconductors

 
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Philips Semiconductors
Product data sheet
PCA9534
8-bit I2C and SMBus low power I/O port with interrupt
2004 Sep 30
3
PIN CONFIGURATION — SO, TSSOP
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
su01410
A0
A1
A2
I/O0
I/O1
I/O2
I/O3
VSS
VDD
SDA
SCL
INT
I/O7
I/O6
I/O5
I/O4
Figure 1. Pin configuration — SO, TSSOP
PIN CONFIGURATION — HVQFN
12
11
10
9
1
2
3
4
su01670
TOP VIEW
A2
I/O0
I/O1
I/O2
I/O3
I/O4
VSS
I/O5
INT
I/O6
I/O7
SDA
VDD
A0
A1
SCL
Figure 2. Pin Configuration — HVQFN
PIN DESCRIPTION
PIN NUMBER
SYMBOL
FUNCTION
SO, TSSOP
HVQFN
SYMBOL
FUNCTION
1
15
A0
Address input 0
2
16
A1
Address input 1
3
1
A2
Address input 2
4–7
2–5
I/O0 to I/O3
I/O0 to I/O3
8
6
VSS
Supply ground
9–12
7–10
I/O4 to I/O7
I/O4 to I/O7
13
11
INT
Interrupt output (open drain)
14
12
SCL
Serial clock line
15
13
SDA
Serial data line
16
14
VDD
Supply voltage
BLOCK DIAGRAM
POWER-ON
RESET
INPUT
FILTER
I2C/SMBUS
CONTROL
INPUT/
OUTPUT
PORTS
WRITE pulse
READ pulse
A0
A1
A2
SCL
SDA
VDD
VSS
8-BIT
I/O0
I/O1
I/O2
I/O3
I/O4
I/O5
I/O6
I/O7
SU01783
NOTE: ALL I/Os ARE SET TO INPUTS AT RESET
VCC
INT
LP
FILTER
PCA9534
Figure 3. Block diagram


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