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PCA9539APW bảng dữ liệu(PDF) 4 Page - NXP Semiconductors

tên linh kiện PCA9539APW
Giải thích chi tiết về linh kiện  Low-voltage 16-bit I2C-bus I/O port with interrupt and reset
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PCA9539APW bảng dữ liệu(HTML) 4 Page - NXP Semiconductors

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PCA9539A
All information provided in this document is subject to legal disclaimers.
© NXP B.V. 2012. All rights reserved.
Product data sheet
Rev. 1 — 26 September 2012
4 of 39
NXP Semiconductors
PCA9539A
Low voltage 16-bit I2C-bus I/O port with interrupt and reset
5.
Pinning information
5.1 Pinning
5.2 Pin description
Fig 2.
Pin configuration for TSSOP24
Fig 3.
Pin configuration for HWQFN24
PCA9539APW
INT
VDD
A1
SDA
RESET
SCL
P0_0
A0
P0_1
P1_7
P0_2
P1_6
P0_3
P1_5
P0_4
P1_4
P0_5
P1_3
P0_6
P1_2
P0_7
P1_1
VSS
P1_0
002aag160
1
2
3
4
5
6
7
8
9
10
11
12
14
13
16
15
18
17
20
19
22
21
24
23
002aag161
PCA9539AHF
Transparent top view
P1_3
P0_4
P0_5
P1_4
P0_3
P1_5
P0_2
P1_6
P0_1
P1_7
P0_0
A0
terminal 1
index area
6
13
5
14
4
15
3
16
2
17
1
18
Table 3.
Pin description
Symbol
Pin
Type
Description
TSSOP24
HWQFN24
INT
1
22
O
Interrupt output. Connect to VDD through a
pull-up resistor.
A1
2
23
I
Address input 1. Connect directly to VDD or VSS.
RESET
3
24
I
Active LOW reset input. Connect to VDD through
a pull-up resistor if no active connection is used.
P0_0[2]
4
1
I/O
Port 0 input/output 0.
P0_1[2]
5
2
I/O
Port 0 input/output 1.
P0_2[2]
6
3
I/O
Port 0 input/output 2.
P0_3[2]
7
4
I/O
Port 0 input/output 3.
P0_4[2]
8
5
I/O
Port 0 input/output 4.
P0_5[2]
9
6
I/O
Port 0 input/output 5.
P0_6[2]
10
7
I/O
Port 0 input/output 6.
P0_7[2]
11
8
I/O
Port 0 input/output 7.
VSS
12
9[1]
power
Ground.
P1_0[3]
13
10
I/O
Port 1 input/output 0.
P1_1[3]
14
11
I/O
Port 1 input/output 1.
P1_2[3]
15
12
I/O
Port 1 input/output 2.
P1_3[3]
16
13
I/O
Port 1 input/output 3.
P1_4[3]
17
14
I/O
Port 1 input/output 4.
P1_5[3]
18
15
I/O
Port 1 input/output 5.



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