PCA9505DGG,118 NXP Semiconductors, PCA9505DGG,118 Datasheet - Page 16

• Manufacturer Part Number: PCA9505DGG,118
• Description: IC I/O EXPANDER I2C 40B 56TSSOP
• Manufacturer: NXP Semiconductors
• Type: I2C Bus I/O Portr

Specifications of PCA9505DGG,118

• Package / Case: 56-TSSOP
• Interface: I²C
• Number Of I /o: 40
• Interrupt Output: Yes
• Frequency - Clock: 400kHz
• Voltage - Supply: 2.3 V ~ 5.5 V
• Operating Temperature: -40°C ~ 85°C
• Mounting Type: Surface Mount
• Includes: POR
• Maximum Operating Temperature: + 85 C
• Minimum Operating Temperature: - 40 C
• Mounting Style: SMD/SMT
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant, Lead free / RoHS Compliant
• Other names: 935284486118; PCA9505DGG-T; PCA9505DGG-T

Fig 11. Write to the 5 output ports
SDA
write to port
data out from port
OE is LOW to observe a change in the outputs.
If more than 5 bytes are written, previous data are overwritten.
S
START condition
0 1 0 0 A2 A1 A0 0
slave address
acknowledge
from slave
R/W
A
AI = 1
1 0 0 0 1 0 0 0
command register
output bank
register bank 0
is selected
acknowledge
from slave
A
DATA BANK 0
acknowledge
from slave
A
t
v(Q)
DATA BANK 1
acknowledge
from slave
data valid
bank 0
A
DATA BANK 2
acknowledge
from slave
data valid
bank 1
A
DATA BANK 3
acknowledge
from slave
data valid
bank 2
A
DATA BANK 4
acknowledge
from slave
data valid
bank 3
condition
STOP
A
P
002aab496
data valid
bank 4