PCA9634PW/S910,118 NXP Semiconductors, PCA9634PW/S910,118 Datasheet - Page 22
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PCA9634PW/S910,118
Manufacturer Part Number
PCA9634PW/S910,118
Description
IC LED DRIVER RGBA 20-TSSOP
Manufacturer
NXP Semiconductors
Type
RGBA LED Driverr
Datasheet
1.PCA9634D118.pdf
(38 pages)
Specifications of PCA9634PW/S910,118
Topology
Open Drain, PWM
Number Of Outputs
8
Internal Driver
Yes
Type - Primary
Backlight, LED Blinker
Type - Secondary
RGBA
Frequency
1MHz
Voltage - Supply
2.3 V ~ 5.5 V
Voltage - Output
5.5V
Mounting Type
Surface Mount
Package / Case
20-TSSOP
Operating Temperature
-40°C ~ 85°C
Current - Output / Channel
25mA
Internal Switch(s)
Yes
Lead Free Status / RoHS Status
Lead free / RoHS Compliant
Efficiency
-
Other names
935283055118
PCA9634PW/S910-T
PCA9634PW/S910-T
PCA9634PW/S910-T
PCA9634PW/S910-T
NXP Semiconductors
9. Bus transactions
PCA9634_6
Product data sheet
Fig 13. Write to a specific register
Fig 14. Write to all registers using the Auto-Increment feature
Fig 15. Multiple writes to Individual Brightness registers only using the Auto-Increment feature
(cont.)
(cont.)
S A6
S A6
START condition
START condition
(1) See
A5 A4 A3 A2 A1 A0 0
A5 A4 A3 A2 A1 A0 0
slave address
slave address
SUBADR3 register
PWM6 register
Table 4
S A6
START condition
for register definition.
A5 A4 A3 A2 A1 A0 0
acknowledge
acknowledge
acknowledge
acknowledge
slave address
from slave
from slave
from slave
from slave
R/W
R/W
A
A
A
A
1
Auto-Increment on
1
Auto-Increment on
Auto-Increment
on all registers
increment
on Individual
brightness
registers only
ALLCALLADR register
0
0
PWM7 register
R/W
control register
control register
0
1
0
0
A
acknowledge
from slave
Rev. 06 — 12 September 2008
0
0
X
Auto-Increment flag
acknowledge
acknowledge
PWM0
register
selection
0
MODE1
register
selection
0
X
from slave
from slave
Auto-Increment options
control register
0
1
X D4 D3 D2 D1 D0
condition
0
0
STOP
A
A
A
A
acknowledge
from slave
acknowledge
from slave
P
PWM0 register
MODE1 register
PWM0 register
A
acknowledge
from slave
acknowledge
acknowledge
acknowledge
from slave
data for register D[4:0]
from slave
from slave
A
A
A
8-bit Fm+ I
acknowledge
MODE2 register
PWM1 register
from slave
(1)
PWMx register
condition
002aac141
PCA9634
2
STOP
A
© NXP B.V. 2008. All rights reserved.
C-bus LED driver
acknowledge
acknowledge
P
from slave
from slave
acknowledge
from slave
002aac143
condition
A
A
002aac142
STOP
A
22 of 38
(cont.)
(cont.)
P