PCA9551BS,118 NXP Semiconductors, PCA9551BS,118 Datasheet - Page 16

• Manufacturer Part Number: PCA9551BS,118
• Description: IC LED DRIVER BLINKER 16-HVQFN
• Manufacturer: NXP Semiconductors
• Type: LED Blinkerr

Specifications of PCA9551BS,118

• Package / Case: 16-VQFN Exposed Pad, 16-HVQFN, 16-SQFN, 16-DHVQFN
• Topology: Open Drain, PWM
• Number Of Outputs: 8
• Internal Driver: Yes
• Type - Primary: LED Blinker
• Frequency: 400kHz
• Voltage - Supply: 2.3 V ~ 5.5 V
• Mounting Type: Surface Mount
• Operating Temperature: -40°C ~ 85°C
• Current - Output / Channel: 25mA
• Internal Switch(s): Yes
• Low Level Output Current: 6.5 mA
• Operating Supply Voltage: 2.3 V to 5.5 V
• Maximum Supply Current: 500 uA
• 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
• For Use With: OM6285 - EVAL BOARD I2C-2002-1A568-4002 - DEMO BOARD I2C568-3615 - DEMO BOARD I2C
• Voltage - Output: -
• Efficiency: -
• Lead Free Status / Rohs Status: Lead free / RoHS Compliant
• Other names: 568-3388-2; 935272240118; PCA9551BS-T

NXP Semiconductors
PCA9551_8
Product data sheet
Fig 19. Definition of RESET timing
Fig 20. Definition of timing
SDA
SCL
RESET
P
LEDn
SCL
SDA
t
BUF
50 %
S
t
HD;STA
t
LOW
START
30 %
t
rec(rst)
t
t
r
HD;DAT
Rev. 08 — 31 July 2008
t
HIGH
8-bit I
t
f
t
SU;DAT
2
C-bus LED driver with programmable blink rates
t
w(rst)
Sr
50 %
ACK or read cycle
t
SU;STA
t
HD;STA
t
t
rst
rst
50 %
50 %
t
SP
LED off
t
SU;STO
PCA9551
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© NXP B.V. 2008. All rights reserved.
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