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PCA9552PW
+BOMLED Lighting Driver ICs I2C LED BLNKER 16BIT
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제조업체은지포 반도체
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제조업체 부품 #PCA9552PW
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데이터시트 PCA9552PW DataSheet
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재고27679
365 1일 품질 보증
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사양
| 속성 | 가치 |
| Packaging | Tube |
| Standard Pack Qty | 1575 |
개요
Description
The PCA9552PW operates over a wide voltage range and offers low power consumption, enhancing its suitability for battery-operated devices. It supports both standard (100 kHz) and fast (400 kHz) I²C-bus modes, allowing for flexible integration into systems with various communication speed requirements. Additionally, the device supports hardware address configuration, which permits up to eight devices on the same bus, thereby expanding the number of controllable LEDs in a system. The PCA9552PW is encapsulated in a TSSOP24 package, ensuring a compact footprint suitable for space-constrained applications.
Equivalent
1. NXP PCA9552D - Similar functionality in a different package.
2. Texas Instruments TCA9552 - Offers similar features with competitive performance.
3. NXP PCA9532 - Another variant with comparable functions, though with minor differences in configuration options.
These alternatives provide similar LED driving capabilities and operate over I2C interfaces, making them suitable replacements depending on specific design needs.
Features
1. I2C Interface: Supports I2C-bus communication for easy integration with microcontrollers.
2. 16 LED Drivers: Supports up to 16 LED outputs, allowing independent dimming and blinking.
3. Dimming and Blinking: Offers software programmable dimming and blinking modes with frequency and duty cycle adjustments.
4. Two Programmable Blink Rates: Each output can be programmed for 0 to 100% duty cycle with two selectable, fully programmable blink rates.
5. 256 Brightness Steps: Provides 256 brightness levels for precise LED driving.
6. Low Standby Current: Energy efficient with low standby current consumption.
7. Hardware Reset Pin: Allows for external reset functionality.
8. Output Polarity: Configurable as either active high or active low.
9. Supply Voltage: Operates in the 2.3V to 5.5V supply voltage range.
10. Temperature Range: Functions in the -40°C to +85°C industrial temperature range.
These features make the PCA9552PW suitable for a variety of applications including mobile phones, gaming machines, and industrial lighting.
Pinout
1. 16 LED Outputs: Each can be configured independently to be either on, off, or dimmed/blinked at programmable intervals.
2. I²C Interface: It supports standard (100 kHz), fast (400 kHz), and fast-mode plus (1 MHz) I²C protocols.
3. Two Address Pins: Allowing up to four devices on the same bus.
4. Mode Selection: There are two hardware address pins and software reset available.
5. Blink Rate: Programmable blink rate and duty cycle for dimming.
6. Multiple Modes: Direct, blinking, and dimming modes for versatile LED control.
The PCA9552PW is commonly used in consumer electronics and other applications where LED control is needed via I²C.