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PCA9552PW Datasheet(PDF) 4 Page - NXP Semiconductors

Part # PCA9552PW
Description  16-bit I2C LED driver with programmable blink rates
PDF  21 Pages
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Manufacturer  PHILIPS [NXP Semiconductors]
Direct Link  http://www.nxp.com
Logo PHILIPS - NXP Semiconductors

PCA9552PW Datasheet(HTML) 4 Page - NXP Semiconductors

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Philips Semiconductors
Product data sheet
PCA9552
16-bit I2C LED driver with programmable blink rates
2004 Oct 01
4
BLOCK DIAGRAM
PWM0
REGISTER
PWM1
REGISTER
PRESCALER 0
REGISTER
PRESCALER 1
REGISTER
I2C-BUS
CONTROL
LEDx
A2
A1
A0
INPUT
FILTERS
SCL
SDA
OSCILLATOR
POWER-ON
RESET
VDD
VSS
SW00787
1
0
BLINK0
BLINK1
RESET
NOTE: ONLY ONE I/O SHOWN FOR CLARITY
LED SELECT (LSx)
REGISTER
INPUT
REGISTER
PCA9552
Figure 3. Block diagram



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