参数资料
型号: PCA9685PW,118
厂商: NXP Semiconductors
文件页数: 38/51页
文件大小: 0K
描述: IC LED DRIVER RGBA 28-TSSOP
标准包装: 2,500
拓扑: 开路漏极,PWM
输出数: 16
内部驱动器:
类型 - 主要: 背光,LED 闪烁器
类型 - 次要: RGBA
频率: 25MHz,50MHz
电源电压: 2.3 V ~ 5.5 V
输出电压: 5.5V
安装类型: 表面贴装
封装/外壳: 28-TSSOP(0.173",4.40mm 宽)
供应商设备封装: 28-TSSOP
包装: 带卷 (TR)
工作温度: -40°C ~ 85°C
其它名称: 935285129118
PCA9685PW-T
PCA9685PW-T-ND
NXP Semiconductors
PCA9685
16-channel, 12-bit PWM Fm+ I 2 C-bus LED controller
Table 13. Static characteristics …continued
V DD = 2.3 V to 5.5 V; V SS = 0 V; T amb = ? 40 ° C to +85 ° C; unless otherwise specified.
Symbol
Parameter
Conditions
Min
Typ
Max
Unit
Address inputs; OE input; EXTCLK
V IL
LOW-level input voltage
? 0.5
-
+0.3V DD V
V IH
I LI
C i
HIGH-level input voltage
input leakage current
input capacitance
0.7V DD
? 1
-
-
-
3
5.5
+1
5
V
μ A
pF
[1]
[2]
V DD must be lowered to 0.2 V in order to reset part.
Each bit must be limited to a maximum of 25 mA and the total package limited to 400 mA due to internal busing limits.
10
002aad877
60
002aad878
I DD
(mA)
I OL
8
(mA)
V DD = 4.5 V
6
4
2
V DD = 5.5 V
3.3 V
2.3 V
40
20
3.0 V
2.3 V
0
? 50
0
50
T amb ( ° C)
100
0
? 50
0
50
T amb ( ° C)
100
Fig 28. I DD typical values with OSC on and
f SCL = 1 MHz versus temperature
5
I stb
( μ A)
4
Fig 29. I OL typical drive (LEDn outputs) versus
temperature
002aad879
3
2
1
V DD = 5.5 V
3.3 V
2.3 V
0
? 50
0
50
T amb ( ° C)
100
Fig 30. Standby supply current versus temperature
PCA9685
Product data sheet
All information provided in this document is subject to legal disclaimers.
Rev. 3 — 2 September 2010
? NXP B.V. 2010. All rights reserved.
38 of 51
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