PCA9536D,118 NXP Semiconductors, PCA9536D,118 Datasheet - Page 7

• Manufacturer Part Number: PCA9536D,118
• Description: IC I/O EXPANDER I2C 4B 8SOIC
• Manufacturer: NXP Semiconductors

Specifications of PCA9536D,118

• Package / Case: 8-SOIC (3.9mm Width)
• Interface: I²C, SMBus
• Number Of I /o: 4
• 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: PCA9536
• Number Of Lines (input / Output): 4.0 / 4.0
• Operating Supply Voltage: 2.3 V to 5.5 V
• Power Dissipation: 200 mW
• Operating Temperature Range: - 40 C to + 85 C
• Input Voltage: 5 V
• Logic Type: I2C, SMBus
• Maximum Clock Frequency: 400 KHz
• Mounting Style: SMD/SMT
• Number Of Input Lines: 4.0
• Number Of Output Lines: 4.0
• Output Current: 50 mA
• Output Voltage: 5 V
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• For Use With: 568-3615 - DEMO BOARD I2C
• Lead Free Status / Rohs Status: Lead free / RoHS Compliant
• Other names: 568-1835-2; 935277415118; PCA9536D-T

NXP Semiconductors
PCA9536_5
Product data sheet
6.4 Device address
6.5 Bus transactions
Data is transmitted to the PCA9536 registers using the Write mode as shown in
and
Figure 9
once a command byte has been sent, the register which was addressed will continue to
be accessed by reads until a new command byte has been sent.
Fig 5.
Fig 6.
write configuration
Figure
write polarity
shift register
shift register
shift register
write pulse
read pulse
data from
data from
data from
and
Remark: At power-on reset, all registers return to default values.
Simplified schematic of IO0 to IO3
PCA9536 device address
pulse
pulse
8. Data is read from the PCA9536 registers using the Read mode as shown in
Figure
configuration
register
D
CK
FF
10. These devices do not implement an auto-increment function, so
Rev. 05 — 25 January 2010
Q
Q
1
output port
register
D
CK
0
FF
slave address
Q
0
fixed
0
input port
register
polarity inversion
register
0
D
CK
D
CK
FF
FF
0
Q
Q
002aab853
1
4-bit I
R/W
Q1
2
C-bus and SMBus I/O port
Q2
100 kΩ
PCA9536
© NXP B.V. 2010. All rights reserved.
output port
register data
V
IO0 to IO3
V
input port
register data
polarity inversion
register data
DD
SS
002aab852
Figure 7
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