LP5522TMEV National Semiconductor, LP5522TMEV Datasheet - Page 8

• Manufacturer Part Number: LP5522TMEV
• Description: BOARD EVAL LP5522 LED DRIVER
• Manufacturer: National Semiconductor
• Series: PowerWise®r

Specifications of LP5522TMEV

• Current - Output / Channel: 20mA
• Outputs And Type: 1, Non-Isolated
• Features: USB Interface
• Voltage - Input: 2.7 ~ 5.5V
• Utilized Ic / Part: LP5522
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Voltage - Output: -

www.national.com
LED Controller Commands and Operation
There are four commands available for LP5522.
RUN COMMAND
One rising edge of CTRL signal within command entering period is interpreted as Run command. In programmed mode blinking
sequence is started right after Blank period and it is repeated as long as CTRL signal is kept high. When CTRL signal is set low
device goes into Standby mode.
In non-programmed mode LED is on as long as CTRL is kept high. When CTRL signal is set low device goes into Standby mode.
Training start
Training end
Command
Run once
Run
Number of rising edges during command entering period
8
Three rising edges
Four rising edges
Two rising edges
One rising edge
20217216
20217249