PCA9555APW,118 NXP Semiconductors, PCA9555APW,118 Datasheet - Page 3

• Manufacturer Part Number: PCA9555APW,118
• Description: Interface - I/O Expanders 16b I2C BUS INTERUPT
• Manufacturer: NXP Semiconductors

Specifications of PCA9555APW,118

• 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: TSSOP-24
• Operating Current: 160 mA
• Output Current: 25 mA
• Power Dissipation: 200 mW
• Product Type: I/O Expanders
• Factory Pack Quantity: 2500

NXP Semiconductors
4. Block diagram
5. Pinning information
PCA9555A
Product data sheet
5.1 Pinning
Fig 1.
Fig 2.
SDA
SCL
V
V
DD
A0
A1
A2
SS
P0_0
P0_1
P0_2
P0_3
P0_4
P0_5
P0_6
P0_7
V
INT
A1
A2
SS
Remark: All I/Os are set to inputs at reset.
Block diagram of PCA9555A
Pin configuration for TSSOP24
10
11
12
1
2
3
4
5
6
7
8
9
PCA9555A
All information provided in this document is subject to legal disclaimers.
PCA9555APW
Low-voltage 16-bit I
POWER-ON
Rev. 1 — 11 September 2012
FILTER
RESET
INPUT
002aaf805
24
23
22
21
20
19
18
17
16
15
14
13
V
SDA
SCL
A0
P1_7
P1_6
P1_5
P1_4
P1_3
P1_2
P1_1
P1_0
I
DD
2
C-BUS/SMBus
CONTROL
2
C-bus I/O port with interrupt and weak pull-up
Fig 3.
index area
terminal 1
write pulse
write pulse
read pulse
read pulse
P0_0
P0_1
P0_2
P0_3
P0_4
P0_5
8-bit
8-bit
Pin configuration for HWQFN24
1
2
3
4
5
6
Transparent top view
OUTPUT
OUTPUT
PORTS
PORTS
INPUT/
INPUT/
FILTER
PCA9555AHF
LP
PCA9555A
002aaf807
© NXP B.V. 2012. All rights reserved.
18
17
16
15
14
13
V
DD
002aaf806
P1_0
P1_1
P1_2
P1_3
P1_4
P1_5
P1_6
P1_7
P0_0
P0_1
P0_2
P0_3
P0_4
P0_5
P0_6
P0_7
A0
P1_7
P1_6
P1_5
P1_4
P1_3
INT
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