PCU9655PW,518 NXP Semiconductors, PCU9655PW,518 Datasheet - Page 22

• Manufacturer Part Number: PCU9655PW,518
• Description: LED Lighting Drivers 16-ch Ufm 5 MHz bus 40 V LED Driver
• Manufacturer: NXP Semiconductors

Specifications of PCU9655PW,518

• Rohs: yes
• Input Voltage: 3 V to 5.5 V
• Maximum Supply Current: 16 mA
• Mounting Style: SMD/SMT
• Package / Case: TSSOP-28
• Power Dissipation: 1.54 W
• Factory Pack Quantity: 2500

NXP Semiconductors
PCU9655
Product data sheet
Fig 14. LED All Call I
sequence (A)
sequence (B)
(1) In this example, several PCU9655s are used and the same sequence (A) (above) is sent to each of them.
(2) ALLCALL bit in MODE1 register is previously set to 1 for this example.
(3) OCH bit in MODE2 register is previously set to 1 for this example.
(cont.)
S
S
START condition
START condition
LEDOUT1 register (LED fully ON)
1
1
0
LED All Call I
1 A4 A3 A2 A1 A0 0
0
1
slave address
2
C-bus address programming and LED All Call sequence example
1
0
0
1
2
C address
1
0
the 16 LEDs are on
always set to 1
(1)
always set to 1
always set to 1
at the ninth bit
0
1
1
0
this bit
this bit
this bit
All information provided in this document is subject to legal disclaimers.
W
W
0
1
1
1
1
(3)
LEDOUT2 register (LED fully ON)
1
Auto-Increment on
1
0
Rev. 2 — 2 October 2012
0
0
1
control register
control register
register selection
register selection
1
0
0
ALLCALLADR
LEDOUT
1
0
1
1
0
0
the 16 LEDs are on
16-channel UFm 5 MHz bus 100 mA 40 V LED driver
always set to 1
at the ninth bit
1
0
1
1
1
0
this bit
0
0
1
1
this bit
always set to 1
1
this bit
always set to 1
1
(3)
LEDOUT0 register (LED fully ON)
LEDOUT3 register (LED fully ON)
new LED All Call I
the 16 LEDs are on at the ninth bit
1
0
0
0
1
1
1
0
0
0
1
1
1
0
0
2
the 16 LEDs are on
C address
always set to 1
always set to 1
always set to 1
at the ninth bit
0
1
1
STOP condition
1
0
0
this bit
this bit
this bit
(2)
X
1
1
PCU9655
© NXP B.V. 2012. All rights reserved.
1
1
1
(3)
(3)
(cont.)
P
P
STOP condition
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