NXP Semiconductors
PCA9550
2-bit I 2 C-bus LED driver with programmable blink rates
5. Pinning information
5.1 Pinning
A0
1
8
V DD
A0
1
8
V DD
LED0
LED1
V SS
2
3
4
PCA9550D
7
6
5
SDA
SCL
RESET
LED0
LED1
V SS
2
3
4
PCA9550DP
7
6
5
SDA
SCL
RESET
002aad238
002aad239
Fig 2.
Pin con?guration for SO8
Fig 3.
Pin con?guration for TSSOP8
terminal 1
index area
A0
LED0
1
2
8
7
V DD
SDA
PCA9550TK
LED1
V SS
3
4
6
5
SCL
RESET
002aad240
Transparent top view
Fig 4.
Pin con?guration for HVSON8
5.2 Pin description
Table 3.
Pin description
PCA9550_5
Symbol
A0
LED0
LED1
V SS
RESET
SCL
SDA
V DD
Pin
1
2
3
4
5
6
7
8
Description
address input 0
LED driver 0
LED driver 1
supply ground
active LOW reset input
serial clock line
serial data line
supply voltage
? NXP B.V. 2008. All rights reserved.
Product data sheet
Rev. 05 — 13 October 2008
3 of 26
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相关代理商/技术参数
PCA9550DP,118-CUT TAPE 制造商:NXP 功能描述:PCA9550 Series 2-Bit I2C-Bus LED Driver w/ Programmable Blink Rates - TSSOP - 8
PCA9550DP118 制造商:Rochester Electronics LLC 功能描述: 制造商:NXP 功能描述: 制造商:NXP Semiconductors 功能描述:
PCA9550DP-T 功能描述:LED照明驱动器 2-BIT I2C FM OD LED BLK RST RoHS:否 制造商:STMicroelectronics 输入电压:11.5 V to 23 V 工作频率: 最大电源电流:1.7 mA 输出电流: 最大工作温度: 安装风格:SMD/SMT 封装 / 箱体:SO-16N
PCA9550TK 制造商:PHILIPS 制造商全称:NXP Semiconductors 功能描述:2-bit I2C-bus LED driver with programmable blink rates
PCA9551 制造商:PHILIPS 制造商全称:NXP Semiconductors 功能描述:8-bit I2C-bus LED driver with programmable blink rates
PCA9551BS 制造商:PHILIPS 制造商全称:NXP Semiconductors 功能描述:8-bit I2C-bus LED driver with programmable blink rates
PCA9551BS,118 功能描述:LED照明驱动器 8-BIT I2C FM OD LED RoHS:否 制造商:STMicroelectronics 输入电压:11.5 V to 23 V 工作频率: 最大电源电流:1.7 mA 输出电流: 最大工作温度: 安装风格:SMD/SMT 封装 / 箱体:SO-16N
PCA9551BS118 制造商:Rochester Electronics LLC 功能描述: 制造商:NXP 功能描述: 制造商:NXP Semiconductors 功能描述: