PCA9552D datasheet(2/28 Pages) PHILIPS

2 / 28 page

PCA9552_5

Product data sheet

Rev. 05 — 9 March 2006

2 of 28

Philips Semiconductors

PCA9552

16-bit I2C-bus LED driver with programmable blink rates

s ESD protection exceeds 2000 V HBM per JESD22-A114, 150 V MM per

JESD22-A115 and 1000 V CDM per JESD22-C101

s Latch-up testing is done to JEDEC Standard JESD78 which exceeds 100 mA

s Packages offered: SO24, TSSOP24, HVQFN24

Ordering information

Block diagram

Table 1:

Ordering information

Tamb = −40 °C to +85 °C

Type number

Topside mark Package

Name

Description

Version

PCA9552D

SO24

plastic small outline package; 24 leads; body width 7.5 mm

SOT137-1

PCA9552PW

PCA9552

TSSOP24

plastic thin shrink small outline package; 24 leads;

body width 4.4 mm

SOT355-1

PCA9552BS

9552

HVQFN24

plastic thermal enhanced very thin quad ﬂat package;

no leads; 24 terminals; body 4

× 4 × 0.85 mm

SOT616-1

Remark: Only one I/O shown for clarity.

Fig 1.

Block diagram of PCA9552

002aac168

I2C-BUS

CONTROL

INPUT

FILTERS

PCA9552

POWER-ON

RESET

SCL

SDA

VDD

VSS

LEDn

RESET

OSCILLATOR

PRESCALER 1

PRESCALER 0

PWM1

PWM0

INPUT

LED SELECT (LSn)

BLINK0

BLINK1

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