PCA9557PW,112 NXP Semiconductors, PCA9557PW,112 Datasheet - Page 2

• 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
3. Ordering information
4. Block diagram
PCA9557
Product data sheet
3.1 Ordering options
Table 1.
Table 2.
Type number
PCA9557D
PCA9557PW
PCA9557BS
Type number
PCA9557D
PCA9557PW
PCA9557BS
Fig 1.
RESET
SDA
SCL
V
V
A0
A1
A2
DD
SS
Block diagram of PCA9557
Ordering information
Ordering options
PCA9557
Package
Name
SO16
TSSOP16
HVQFN16 plastic thermal enhanced very thin quad flat package;
Topside mark
PCA9557D
PCA9557
9557
Rev. 06 — 11 June 2008
POWER-ON
RESET
FILTER
INPUT
Description
plastic small outline package; 16 leads;
body width 3.9 mm
plastic thin shrink small outline package; 16 leads;
body width 4.4 mm
no leads; 16 terminals; body 4
Temperature range
T
T
T
amb
amb
amb
= 40 C to +85 C
= 40 C to +85 C
= 40 C to +85 C
I
2
C-BUS/SMBus
CONTROL
8-bit I
2
C-bus and SMBus I/O port with reset
write pulse
read pulse
8-bit
4
0.85 mm
OUTPUT
PORTS
INPUT/
PCA9557
© NXP B.V. 2008. All rights reserved.
002aad275
Version
SOT109-1
SOT403-1
SOT629-1
IO0
IO1
IO2
IO3
IO4
IO5
IO6
IO7
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