参数资料
型号: PCA9624PW,118
厂商: NXP Semiconductors
文件页数: 17/37页
文件大小: 0K
描述: IC LED DRIVER RGBA 24-TSSOP
标准包装: 2,500
拓扑: 开路漏极,PWM
输出数: 8
内部驱动器:
类型 - 主要: 背光,LED 闪烁器
类型 - 次要: RGBA
频率: 100kHz ~ 1MHz
电源电压: 2.3 V ~ 5.5 V
输出电压: 40V
安装类型: 表面贴装
封装/外壳: 24-TSSOP(0.173",4.40mm 宽)
供应商设备封装: 24-TSSOP
包装: 带卷 (TR)
工作温度: -40°C ~ 85°C
NXP Semiconductors
PCA9624
8-bit Fm+ I 2 C-bus 100 mA 40 V LED driver
9. Bus transactions
slave address
control register
data for register D[4:0] (1)
S A6 A5 A4 A3 A2 A1 A0 0
A
X
X
X D4 D3 D2 D1 D0 A
A
P
START condition
R/W
Auto-Increment options
Auto-Increment flag
acknowledge
from slave
acknowledge
from slave
acknowledge
from slave
STOP
condition
002aac148
(1) See Table 4 for register definition.
Fig 12. Write to a specific register
slave address
control register
MODE1 register
MODE2 register
S A6 A5 A4 A3 A2 A1 A0 0
A
1
0
0
0
0
0
0
0
A
A
A
(cont.)
START condition
R/W
acknowledge
Auto-Increment
on all registers
MODE1
register
selection
acknowledge
from slave
acknowledge
from slave
acknowledge
from slave
from slave
SUBADR3 register
Auto-Increment on
ALLCALLADR register
(cont.)
A
acknowledge
from slave
A
acknowledge
from slave
P
STOP
condition
Fig 13. Write to all registers using the Auto-Increment feature
002aac149
slave address
control register
PWM0 register
PWM1 register
S A6 A5 A4 A3 A2 A1 A0 0
A
1
0
1
0
0
0
1
0
A
A
A
(cont.)
START condition
R/W
acknowledge
from slave
increment
on Individual
brightness
registers only
PWM0
register
selection
acknowledge
from slave
acknowledge
from slave
acknowledge
from slave
Auto-Increment on
PWM6 register
PWM7 register
PWM0 register
PWMx register
(cont.)
A
acknowledge
from slave
A
acknowledge
from slave
A
acknowledge
from slave
A
acknowledge
from slave
P
STOP
condition
002aad597
Fig 14. Multiple writes to Individual Brightness registers only using the Auto-Increment feature
PCA9624
Product data sheet
All information provided in this document is subject to legal disclaimers.
Rev. 3 — 6 September 2012
? NXP B.V. 2012. All rights reserved.
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