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PCA9531D 데이터 시트보기 (PDF) - Philips Electronics
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PCA9531D
8-bit I2C LED dimmer
Philips Electronics
PCA9531D Datasheet PDF : 20 Pages
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Philips Semiconductors
8-bit I
2
C LED dimmer
Product data
PCA9531
BLOCK DIAGRAM
PCA9531
SCL
SDA
INPUT
FILTERS
A2 A1 A0
I
2
C-BUS
CONTROL
INPUT
REGISTER
LED SELECT (LSx)
REGISTER
V
DD
RESET
V
SS
POWER-ON
RESET
OSCILLATOR
PRESCALER 0
REGISTER
PRESCALER 1
REGISTER
0
1
PWM0
REGISTER
PWM1
REGISTER
BLINK0
BLINK1
NOTE: ONLY ONE I/O SHOWN FOR CLARITY
Figure 3. Block diagram
LEDx
SW02040
2003 Nov 10
4
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