PCA9550D,118 NXP Semiconductors, PCA9550D,118 Datasheet - Page 17

• Manufacturer Part Number: PCA9550D,118
• Description: IC LED DRIVER BLINKER 8-SOIC
• Manufacturer: NXP Semiconductors
• Type: LED Blinkerr

Specifications of PCA9550D,118

• Package / Case: 8-SOIC (3.9mm Width)
• Topology: Open Drain, PWM
• Number Of Outputs: 2
• 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: 25 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 I2C
• Voltage - Output: -
• Efficiency: -
• Lead Free Status / Rohs Status: Lead free / RoHS Compliant
• Other names: 935272882118; PCA9550D-T; PCA9550D-T

NXP Semiconductors
12. Test information
PCA9550_5
Product data sheet
Fig 21. I
Fig 22. Test circuitry for switching times
protocol
SDA
SCL
Rise and fall times refer to V
R
C
R
2
L
L
T
C-bus timing diagram
= load resistor for LEDn. R
= load capacitance includes jig and probe capacitance.
= termination resistance should be equal to the output impedance Z
t
SU;STA
t
BUF
condition
START
(S)
t
HD;STA
GENERATOR
Rev. 05 — 13 October 2008
PULSE
t
LOW
t
r
MSB
bit 7
(A7)
t
HIGH
2-bit I
IL
L
and V
for SDA and SCL > 1 k (3 mA or less current).
t
V
SU;DAT
2
t
I
f
C-bus LED driver with programmable blink rates
1
IH
/f
bit 6
(A6)
SCL
.
R T
t
DUT
V
HD;DAT
DD
V
O
(R/W)
bit 0
t
VD;DAT
C L
50 pF
acknowledge
R L
500
002aab880
(A)
V
open
V
DD
SS
o
t
VD;ACK
of the pulse generators.
PCA9550
condition
© NXP B.V. 2008. All rights reserved.
STOP
(P)
t
SU;STO
002aab175
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