PCA9555PW NXP Semiconductors, PCA9555PW Datasheet - Page 4

• Manufacturer Part Number: PCA9555PW
• Description: IC, I2C-BUS AND SMBUS I/O PORT, TSSOP24
• Manufacturer: NXP Semiconductors

Specifications of PCA9555PW

• Chip Configuration: 16 Bit
• Bus Frequency: 400kHz
• Ic Interface Type: I2C
• No. Of I/o's: 16
• Supply Voltage Range: 2.3V To 5.5V
• Digital Ic Case Style: TSSOP
• No. Of Pins: 24
• Termination Type: SMD
• Filter Terminals: SMD
• Rohs Compliant: Yes
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

NXP Semiconductors
PCA9555_8
Product data sheet
Fig 4.
Fig 6.
index area
terminal 1
IO0_0
IO0_1
IO0_2
IO0_3
IO0_4
IO0_5
IO0_6
IO0_7
V
INT
A1
A2
SS
IO0_0
IO0_1
IO0_2
IO0_3
IO0_4
IO0_5
10
11
12
Pin configuration for SSOP24
Pin configuration for HVQFN24
1
2
3
4
5
6
7
8
9
1
2
3
4
5
6
Transparent top view
PCA9555DB
PCA9555BS
Rev. 08 — 22 October 2009
002aac699
18
17
16
15
14
13
24
23
22
21
20
19
18
17
16
15
14
13
002aac701
A0
IO1_7
IO1_6
IO1_5
IO1_4
IO1_3
V
SDA
SCL
A0
IO1_7
IO1_6
IO1_5
IO1_4
IO1_3
IO1_2
IO1_1
IO1_0
DD
16-bit I
2
Fig 5.
Fig 7.
C-bus and SMBus I/O port with interrupt
index area
terminal 1
IO0_0
IO0_1
IO0_2
IO0_3
IO0_4
IO0_5
IO0_6
IO0_7
V
INT
IO0_0
IO0_1
IO0_2
IO0_3
IO0_4
IO0_5
A1
A2
SS
Pin configuration for TSSOP24
Pin configuration for HWQFN24
10
11
12
1
2
3
4
5
6
7
8
9
1
2
3
4
5
6
Transparent top view
PCA9555PW
PCA9555HF
PCA9555
002aac700
© NXP B.V. 2009. All rights reserved.
18
17
16
15
14
13
24
23
22
21
20
19
18
17
16
15
14
13
002aac881
V
SDA
SCL
A0
IO1_7
IO1_6
IO1_5
IO1_4
IO1_3
IO1_2
IO1_1
IO1_0
A0
IO1_7
IO1_6
IO1_5
IO1_4
IO1_3
DD
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