PCA9634PW/S911,118 NXP Semiconductors, PCA9634PW/S911,118 Datasheet - Page 4
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PCA9634PW/S911,118
Manufacturer Part Number
PCA9634PW/S911,118
Description
IC LED DRIVER RGBA 20-TSSOP
Manufacturer
NXP Semiconductors
Type
RGBA LED Driverr
Datasheet
1.PCA9634D118.pdf
(38 pages)
Specifications of PCA9634PW/S911,118
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
935285522118
PCA9634PW/S911-T
PCA9634PW/S911-T
PCA9634PW/S911-T
PCA9634PW/S911-T
NXP Semiconductors
5. Block diagram
PCA9634_6
Product data sheet
Fig 1.
SDA
SCL
V
V
OE
DD
SS
Remark: Only one LED output shown for clarity.
Block diagram of PCA9634
PCA9634
OSCILLATOR
25 MHz
97 kHz
INPUT FILTER
POWER-ON
RESET
24.3 kHz
BRIGHTNESS
REGISTER X
CONTROL
PWM
REGISTER
GRPFREQ
A0
190 Hz
Rev. 06 — 12 September 2008
A1
A2
CONTROL
I
2
C-BUS
A3
A4
A5
REGISTER
GRPPWM
A6
'0' – permanently OFF
'1' – permanently ON
REGISTER
SELECT
STATE
LED
8-bit Fm+ I
CONTROL
MUX/
PCA9634
2
© NXP B.V. 2008. All rights reserved.
C-bus LED driver
V
DD
002aac135
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