参数资料
型号: PCA9624PW,118
厂商: NXP Semiconductors
文件页数: 26/37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
14. Dynamic characteristics
Table 17.
Dynamic characteristics
Symbol Parameter
Conditions
Standard-mode
Fast-mode
Fast-mode
Unit
I 2 C-bus
I 2 C-bus
Plus I 2 C-bus
Min
Max
Min
Max
Min
Max
f SCL
t BUF
SCL clock frequency
bus free time between a
0
4.7
100
-
0
1.3
400
-
0
0.5
1000
-
kHz
? s
STOP and START
condition
t HD;STA
hold time (repeated)
4.0
-
0.6
-
0.26
-
? s
START condition
t SU;STA
set-up time for a
4.7
-
0.6
-
0.26
-
? s
repeated START
condition
t SU;STO
set-up time for STOP
4.0
-
0.6
-
0.26
-
? s
condition
t HD;DAT
data hold time
0
-
0
-
0
-
ns
t VD;ACK
data valid acknowledge
[1]
0.3
3.45
0.1
0.9
0.05
0.45
? s
time
t VD;DAT
t SU;DAT
t LOW
data valid time
data set-up time
LOW period of the SCL
[2]
0.3
250
4.7
3.45
-
-
0.1
100
1.3
0.9
-
-
0.05
50
0.5
0.45
-
-
? s
ns
? s
clock
t HIGH
HIGH period of the SCL
4.0
-
0.6
-
0.26
-
? s
clock
t f
fall time of both SDA and
[3][4]
-
300
20 + 0.1C b [5]
300
-
120
ns
SCL signals
t r
rise time of both SDA
-
1000
20 + 0.1C b [5]
300
-
120
ns
and SCL signals
t SP
pulse width of spikes
[6]
-
50
-
50
-
50
ns
that must be suppressed
by the input filter
Output propagation delay
t PLH
LOW to HIGH
OE to LEDn;
-
-
-
-
-
150
ns
propagation delay
MODE2[1:0] = 01
t PHL
HIGH to LOW
OE to LEDn;
-
-
-
-
-
150
ns
propagation delay
Output port timing
MODE2[1:0] = 01
t d(SCL-Q) delay time from SCL
SCL to LEDn;
-
-
-
-
-
450
ns
to data output
MODE2[3] = 1;
outputs change on
ACK
t d(SDA-Q) delay time from SDA
SDA to LEDn;
-
-
-
-
-
450
ns
to data output
MODE2[3] = 0;
outputs change on
STOP condition
[1]
t VD;ACK = time for Acknowledgement signal from SCL LOW to SDA (out) LOW.
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.
26 of 37
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