PCA9553D/02,118 NXP Semiconductors, PCA9553D/02,118 Datasheet - Page 10

• Manufacturer Part Number: PCA9553D/02,118
• Description: IC LED DRIVER LINEAR 8-SOIC
• Manufacturer: NXP Semiconductors
• Type: Linear (I²C Interface)r

Specifications of PCA9553D/02,118

• Topology: Open Drain, PWM
• Number Of Outputs: 4
• Internal Driver: Yes
• Type - Primary: LED Blinker
• Frequency: 400kHz
• Voltage - Supply: 2.3 V ~ 5.5 V
• Mounting Type: Surface Mount
• Package / Case: 8-SOIC (3.9mm Width)
• Operating Temperature: -40°C ~ 85°C
• Current - Output / Channel: 25mA
• Internal Switch(s): Yes
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Voltage - Output: -
• Efficiency: -
• Lead Free Status / Rohs Status: Details
• Other names: 935272827118; PCA9553D/02-T; PCA9553D/02-T

NXP Semiconductors
PCA9553_6
Product data sheet
Fig 12. Write to register
Fig 13. Read from register
SDA
(cont.)
SDA
write to register
data out from port
SCL
S
START condition
S
START condition
S
(repeated)
START condition
1
1
1
8.4 Bus transactions
1
1
2
1
slave address
1
slave address
0
slave address
3
0
0
0
Fig 11. Acknowledgement on the I
4
0
0
0
5
0
0
1
acknowledge
6
1
1
from slave
acknowledge
0
7
R/W
0
from slave
SCL from master
0
R/W
0
R/W
8
0
by transmitter
1
data output
A
by receiver
data output
9
A
acknowledge
from slave
A
0
0
Rev. 06 — 29 December 2008
0
0
at this moment master-transmitter becomes master-receiver
and slave-receiver becomes slave-transmitter
command byte
0
data from register
condition
command byte
DATA (first byte)
START
0
Auto-Increment
register address
if AI = 1
AI
S
AI
0 B2 B1
4-bit I
0 B2 B1 B0
acknowledge
from slave
2
C-bus
2
C-bus LED driver with programmable blink rates
1
B0
A
A
acknowledge
from slave
A
acknowledge
from master
(cont.)
2
data to register
DATA 1
data from register
DATA (last byte)
acknowledgement
not acknowledge
clock pulse for
acknowledge
8
t
no acknowledge
v(Q)
from master
A
acknowledge
from slave
PCA9553
© NXP B.V. 2008. All rights reserved.
002aaa987
DATA 1 VALID
9
NA
002aad746
002aad747
P
STOP
condition
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