PCA9634PW NXP Semiconductors, PCA9634PW Datasheet - Page 28

• Manufacturer Part Number: PCA9634PW
• Description: IC, LED DRIVER, RGBA, 20-TSSOP
• Manufacturer: NXP Semiconductors

Specifications of PCA9634PW

• No. Of Outputs: 8
• Output Current: 25mA
• Output Voltage: 5.5V
• Input Voltage: 2.3V To 5.5V
• Dimming Control Type: PWM
• Driver Case Style: TSSOP
• Switching Frequency: 1MHz
• Base Number: 9634
• Operating: RoHS Compliant
• Number Of Segments: 16
• Low Level Output Current: 200 mA
• High Level Output Current: 50 uA
• Operating Supply Voltage: 2.3 V to 5.5 V
• Maximum Supply Current: 10 mA
• Maximum Power Dissipation: 400 mW
• Maximum Operating Temperature: + 85 C
• Mounting Style: SMD/SMT
• Package / Case: TSSOP-20
• Minimum Operating Temperature: - 40 C
• Led Driver Application: RGB Or RGBA LED Drivers, LED Status Information, Displays, Backlights
• Rohs Compliant: Yes
• Lead Free Status / Rohs Status: Details

NXP Semiconductors
[5]
[6]
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PCA9634_6
Product data sheet
Fig 19. Definition of timing
Fig 20. I
The maximum t
250 ns. This allows series protection resistors to be connected between the SDA and the SCL pins and the SDA/SCL bus lines without
exceeding the maximum specified t
C
Input filters on the SDA and SCL inputs suppress noise spikes less than 50 ns.
b
SDA
SCL
= total capacitance of one bus line in pF.
Rise and fall times refer to V
2
C-bus timing diagram
P
protocol
t
SDA
SCL
BUF
f
for the SDA and SCL bus lines is specified at 300 ns. The maximum fall time (t
S
t
SU;STA
t
BUF
condition
t
START
HD;STA
t
LOW
(S)
t
HD;STA
IL
f
.
and V
t
LOW
t
r
t
t
r
HD;DAT
MSB
bit 7
(A7)
IH
t
.
HIGH
Rev. 06 — 12 September 2008
t
SU;DAT
t
f
t
1 / f
HIGH
bit 6
(A6)
SCL
t
t
HD;DAT
f
t
SU;DAT
bit 1
(D1)
t
VD;DAT
Sr
(D0)
bit 0
t
SU;STA
t
t
VD;ACK
HD;STA
f
acknowledge
) for the SDA output stage is specified at
8-bit Fm+ I
(A)
t
SU;STO
002aab285
t
SP
condition
t
SU;STO
STOP
PCA9634
2
(P)
© NXP B.V. 2008. All rights reserved.
C-bus LED driver
002aaa986
P
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