PCA9557PW,112 NXP Semiconductors, PCA9557PW,112 Datasheet - Page 5

• Manufacturer Part Number: PCA9557PW,112
• Description: IC I/O EXPANDER I2C 8B 16TSSOP
• Manufacturer: NXP Semiconductors

Specifications of PCA9557PW,112

• Package / Case: 16-TSSOP
• Interface: I²C, SMBus
• Number Of I /o: 8
• Interrupt Output: No
• Frequency - Clock: 400kHz
• Voltage - Supply: 2.3 V ~ 5.5 V
• Operating Temperature: -40°C ~ 85°C
• Mounting Type: Surface Mount
• Includes: POR
• Logic Family: PCA
• Operating Supply Voltage: 2.3 V to 5.5 V
• Power Dissipation: 200 mW
• Operating Temperature Range: - 40 C to + 85 C
• Maximum Clock Frequency: 400 KHz
• Mounting Style: SMD/SMT
• Output Current: 50 mA
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant, Lead free / RoHS Compliant
• Other names: 568-5028; 935270669112; PCA9557PW; PCA9557PW,112; PCA9557PW

NXP Semiconductors
5. Pinning information
PCA9557
Product data sheet
5.1 Pinning
5.2 Pin description
Table 3.
Symbol
SCL
SDA
A0
A1
A2
IO0
IO1
Fig 4.
Fig 6.
SDA
SCL
V
IO0
IO1
A0
A1
A2
SS
Pin configuration for SO16
Pin configuration for HVQFN16
Pin description
1
2
3
4
5
6
7
8
PCA9557D
Pin
SO16, TSSOP16
1
2
3
4
5
6
7
002aad272
Rev. 06 — 11 June 2008
index area
terminal 1
16
15
14
13
12
11
10
9
IO0
A0
A1
A2
V
RESET
IO7
IO6
IO5
IO4
IO3
IO2
DD
1
2
3
4
HVQFN16
15
16
1
2
3
4
5
Transparent top view
PCA9557BS
8-bit I
Fig 5.
Description
serial clock line
serial data line
address input 0
address input 1
address input 2
input/output 0 (open-drain)
input/output 1
2
SDA
SCL
V
IO0
IO1
C-bus and SMBus I/O port with reset
A0
A1
A2
SS
1
2
3
4
5
6
7
8
Pin configuration for TSSOP16
12
11
10
9
002aad274
IO7
IO6
IO5
IO4
PCA9557PW
002aad273
PCA9557
© NXP B.V. 2008. All rights reserved.
16
15
14
13
12
11
10
9
V
RESET
IO7
IO6
IO5
IO4
IO3
IO2
DD
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