PCAL9555AHF,128 NXP Semiconductors, PCAL9555AHF,128 Datasheet - Page 4

• Manufacturer Part Number: PCAL9555AHF,128
• Description: Interface - I/O Expanders
• Manufacturer: NXP Semiconductors

Specifications of PCAL9555AHF,128

• Rohs: yes
• Maximum Operating Frequency: 100 kHz
• Operating Supply Voltage: 1.65 V to 5.5 V
• Operating Temperature Range: - 40 C to + 85 C
• Mounting Style: SMD/SMT
• Package / Case: HWQFN-24
• Operating Current: 160 mA
• Output Current: 25 mA
• Power Dissipation: 200 mW
• Product Type: I/O Expanders

NXP Semiconductors
5. Pinning information
PCAL9555A
Product data sheet
5.1 Pinning
5.2 Pin description
Table 3.
Symbol
A1
A2
P0_0
P0_1
P0_2
P0_3
P0_4
P0_5
P0_6
P0_7
V
P1_0
P1_1
P1_2
P1_3
P1_4
P1_5
P1_6
INT
Fig 2.
SS
[2]
[2]
[2]
[2]
[2]
[2]
[2]
[2]
[3]
[3]
[3]
[3]
[3]
[3]
[3]
P0_0
P0_1
P0_2
P0_3
P0_4
P0_5
P0_6
P0_7
V
INT
A1
A2
SS
Pin configuration for TSSOP24
10
11
12
1
2
3
4
5
6
7
8
9
Pin
TSSOP24
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
Pin description
All information provided in this document is subject to legal disclaimers.
PCAL9555APW
Low-voltage 16-bit GPIO with Agile I/O, interrupt and weak pull-up
Rev. 1 — 3 October 2012
23
24
HWQFN24
22
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
[1]
002aah258
24
23
22
21
20
19
18
17
16
15
14
13
Type
O
I
I
I/O
I/O
I/O
I/O
I/O
I/O
I/O
I/O
power
I/O
I/O
I/O
I/O
I/O
I/O
I/O
V
SDA
SCL
A0
P1_7
P1_6
P1_5
P1_4
P1_3
P1_2
P1_1
P1_0
DD
Description
Interrupt output. Connect to V
pull-up resistor.
Address input 1. Connect directly to V
Address input 2. Connect directly to V
Port 0 input/output 0.
Port 0 input/output 1.
Port 0 input/output 2.
Port 0 input/output 3.
Port 0 input/output 4.
Port 0 input/output 5.
Port 0 input/output 6.
Port 0 input/output 7.
Ground.
Port 1 input/output 0.
Port 1 input/output 1.
Port 1 input/output 2.
Port 1 input/output 3.
Port 1 input/output 4.
Port 1 input/output 5.
Port 1 input/output 6.
Fig 3.
index area
terminal 1
P0_0
P0_1
P0_2
P0_3
P0_4
P0_5
Pin configuration for HWQFN24
1
2
3
4
5
6
Transparent top view
PCAL9555AHF
PCAL9555A
© NXP B.V. 2012. All rights reserved.
DD
through a
18
17
16
15
14
13
DD
DD
002aah259
A0
P1_7
P1_6
P1_5
P1_4
P1_3
or V
or V
4 of 46
SS
SS
.
.