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PCA9501 Datasheet(PDF) 3 Page - NXP Semiconductors

Part No. PCA9501
Description  8-bit I2C and SMBus I/O port with interrupt, 2-kbit EEPROM and 6 address pins
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Maker  PHILIPS [NXP Semiconductors]
Homepage  http://www.nxp.com
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PCA9501 Datasheet(HTML) 3 Page - NXP Semiconductors

 
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Philips Semiconductors
Product data
PCA9501
8-bit I2C and SMBus I/O port with interrupt,
2-kbit EEPROM and 6 address pins
2003 Sep 12
3
PIN CONFIGURATION - SO, TSSOP
SW00903
A0
A1
A2
I/O0
I/O3
VDD
SDA
SCL
1
20
2
19
3
18
4
17
5
16
6
15
7
14
8
13
I/O1
I/O2
INT
WC
I/O7
I/O6
I/O5
I/O4
9
12
10
11
A5
VSS
A3
A4
PCA9501
Figure 1. Pin configuration - SO, TSSOP
PIN CONFIGURATION - HVQFN
15
14
13
12
11
1
2
3
4
5
SW02017
TOP VIEW
A2
I/O0
I/O1
I/O2
I/O3
INT
A5
VSS
A4
A3
I/O4
I/O7
WC
I/O5
I/O6
SCL
SDA
VDD
A0
A1
Figure 2. Pin configuration - HVQFN
PIN DESCRIPTION
PIN NUMBER
SYMBOL
NAME AND FUNCTION
SO, TSSOP
HVQFN
1, 2, 3, 9, 11, 12
19, 20, 1, 7, 9, 10
A0-5
Address lines (internal pull-up)
4, 5, 6, 7
2, 3, 4, 5
I/O0-3
Quasi-bidirectional I/O pins
8
6
INT
Active low interrupt output (open drain)
10
8
VSS
Supply ground
13, 14, 15, 16
11, 12, 13, 14
I/O4-7
Quasi-bidirectional I/O pins
17
15
WC
Active low write control pin
18
16
SCL
I2C serial clock
19
17
SDA
I2C serial data
20
18
VDD
Supply voltage


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