PCA9634PW,112 NXP Semiconductors, PCA9634PW,112 Datasheet - Page 4

• Manufacturer Part Number: PCA9634PW,112
• Description: IC LED DRIVER RGBA 20-TSSOP
• Manufacturer: NXP Semiconductors
• Type: RGBA LED Driverr

Specifications of PCA9634PW,112

• Package / Case: 20-TSSOP
• 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
• Operating Temperature: -40°C ~ 85°C
• Current - Output / Channel: 25mA
• Internal Switch(s): Yes
• Low Level Output Current: 25 mA
• High Level Output Current: 50 uA
• Operating Supply Voltage: 2.3 V to 5.5 V
• Maximum Supply Current: 10 mA
• Maximum Power Dissipation: 400 mW
• Maximum Operating Temperature: + 85 C
• Mounting Style: SMD/SMT
• Minimum Operating Temperature: - 40 C
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Efficiency: -
• Lead Free Status / Rohs Status: Details
• Other names: 935282233112; PCA9634PW; PCA9634PW

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
4 of 38