LP3944ISQEV National Semiconductor, LP3944ISQEV Datasheet - Page 2

• Manufacturer Part Number: LP3944ISQEV
• Description: BOARD EVALUATION LP3944ISQ
• Manufacturer: National Semiconductor
• Series: PowerWise®r

Specifications of LP3944ISQEV

• Current - Output / Channel: 25mA
• Outputs And Type: 8, Non-Isolated
• Features: Dimmable, I²C Interface
• Voltage - Input: 2.3 ~ 5.5 V
• Utilized Ic / Part: LP3944
• Core Chip: LP3944
• No. Of Outputs: 8
• Output Current: 25mA
• Dimming Control Type: I2C
• Kit Contents: Board, User Guide
• Development Tool Type: Hardware - Eval/Demo Board
• Lead Free Status / RoHS Status: Not applicable / Not applicable
• Voltage - Output: -

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LP3944 Pin Out
LP3944 Pin Description
Ordering Information
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
LP3944, Supplied as 1000 Units, Tape and
Reel
LP3944ISQ
Pin #
LED0
LED1
LED2
LED3
LED4
LED5
LED6
LED7
GND
NC
NC
NC
NC
NC
NC
NC
NC
RST
SCL
SDA
V
A0
A1
A2
DD
Name
See NS Package Number SQA24A
Output of LED0 Driver
Output of LED1 Driver
Output of LED2 Driver
Output of LED3 Driver
Output of LED4 Driver
Output of LED5 Driver
Output of LED6 Driver
Output of LED7 Driver
Ground
No Connect
No Connect
No Connect
No Connect
No Connect
No Connect
No Connect
No Connect
Active Low Reset Input
Clock Line for I
Serial Data Line for I
Power Supply
Address Input 0
Address Input 1
Address Input 2
LP3944, Supplied as 4500 Units, Tape
and Reel
LP3944ISQX
(Top View)
2
C Interface
2
2
C Interface
Description
20085302
Package Marking