CAT9552:I/O Port Expander, I2C, 16-bit, LED Driver with Programmable Blink Rate
The CAT9552 is a I/O Port Expander, I2C, 16-bit, LED Driver with Programmable Blink Rate control. The CAT9552 outputs can drive directly 16 LEDs in parallel. Each individual LED may be turned ON, OFF, or blinking at one of two programmable rates. The device provides a simple solution for dimming LEDs in 256 brightness steps for backlight and color mixing applications. The CAT9552 is suitable in I2C and SMBus compatible applications where it is necessary to limit the bus traffic or free-up the bus master's timer.
特性
- 16 Open Drain Outputs Drive 25 mA Each
- 2 Selectable Programmable Blink Fates:
- Frequency: 0.593 Hz to 152 Hz
- Duty Cycle: 0% to 99.6%
- 400 kHz I2C Bus Compatible
- 2.3 V to 5.5 V Operation
- 5.0 V Tolerant I/Os
- Active Low Reset Input
终端产品
- Office machines
- Alarm systems
|
应用
- Appliance control panels
- Point of sale displays
封装图 PACKAGE DIMENSIONS
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订购信息 Ordering Information
| 产品 |
状况 |
Compliance |
具体说明 |
封装 |
MSL* |
容器 |
预算价格 (1千个数量的单价） |
| 类型 |
外形 |
类型 |
数量 |
| CAT9552HV6I-GT2 |
Active |
|
I/O Port Expander, I2C, 16-bit, LED Driver with Programmable Blink Rate |
TQFN-24 |
510AG |
1 |
Tape and Reel |
2000 |
$1.3333 |
| CAT9552WI-T1 |
Active |
|
I/O Port Expander, I2C, 16-bit, LED Driver with Programmable Blink Rate |
SOIC-24W |
751BK |
1 |
Tape and Reel |
1000 |
$1.2666 |
| CAT9552YI-T2 |
Active |
|
I/O Port Expander, I2C, 16-bit, LED Driver with Programmable Blink Rate |
TSSOP-24 |
948AR |
1 |
Tape and Reel |
2000 |
$1.2666 |
数据资料DataSheet下载
