PCA9634PW/S910,118 NXP Semiconductors, PCA9634PW/S910,118 Datasheet - Page 4

• Manufacturer Part Number: PCA9634PW/S910,118
• Description: IC LED DRIVER RGBA 20-TSSOP
• Manufacturer: NXP Semiconductors
• Type: RGBA LED Driverr

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

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
LEDn
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