PCA9632DP1 NXP [NXP Semiconductors], PCA9632DP1 Datasheet - Page 4

• Manufacturer Part Number: PCA9632DP1
• Description: 4-bit Fm+ I2C-bus low power LED driver
• Manufacturer: NXP [NXP Semiconductors]

NXP Semiconductors
5. Block diagram
PCA9632_3
Product data sheet
Fig 1.
SDA
SCL
V
V
DD
SS
Block diagram of PCA9632
PCA9632
OSCILLATOR
400 kHz
6.25 kHz/
1.56 kHz
INPUT FILTER
POWER-ON
RESET
BRIGHTNESS
REGISTER X
CONTROL
PWM
REGISTER
GRPFREQ
10-pin version
190 Hz
A0
Rev. 03 — 15 July 2008
A1
0.09 Hz
CONTROL
24 Hz
I
2
to
C-BUS
REGISTER
GRPPWM
'0' – permanently OFF
'1' – permanently ON
4-bit Fm+ I
REGISTER
SELECT
STATE
LED
2
C-bus low power LED driver
CONTROL
MUX/
PCA9632
© NXP B.V. 2008. All rights reserved.
V
DD
002aad039
LEDn
4 of 38