THL3514 Datasheet, PDF (5/16 Pages) THine Electronics, Inc. – The THL3514 is an LED driver with 24 channel constant

THL3514_Rev.1.01_E
PIN CONFIGURATIONS
(Top View)
48 47 46 45 44 43 42 41 40 39 38 37
GND 1
36
SDA_INn 2
35
SDA_INp 3
34
SCL_INn 4
33
SCL_INp 5
32
VDD 6
GND 7
Exposed Pad
31
(Bottom Side)
30
SCL_OUTp 8
29
SCL_OUTn 9
28
SDA_OUTp 10
27
SDA_OUTn 11
26
GND 12
25
13 14 15 16 17 18 19 20 21 22 23 24
OUT17
OUT16
OUT15
OUT14
OUT13
OUT12
OUT11
OUT10
OUT9
OUT8
OUT7
OUT6
* The exposed pad is connected to GND inside the device. The exposed pad should be soldered to GND to improve the thermal characteristics.
PIN DESCRIPTION
Pin Name
Type
MODE
Digital Input
SCL_INp(SCK)
LVDS Input/
Digital Input
SCL_INn(CSn)
LVDS Input/
Digital Input
SDA_INp(SI)
LVDS Input/
Digital Input
SDA_INn
LVDS Input/
Digital Input
SCL_OUTp LVDS Output
SCL_OUTn LVDS Output
SDA_OUTp LVDS Output
SDA_OUTn
OUT0-OUT23
REXT0
LVDS Output
Constant
Current Output
Analog Output
REXT1
Analog Output
REXT2
Analog Output
A0-A5
Digital Input
VDD
―
GND
―
Description
Serial Interface Input Mode Select
Low: 2-pair Serial LVDS Input
High: 3-wire Serial CMOS Input
MODE=Low: 2-pair Serial LVDS Clock Input - Positive
MODE=High: 3-wire Serial Clock Input (SCK)
MODE=Low: 2-pair Serial LVDS Clock Input - Negative
MODE=High: 3-wire Serial Chip Select Input (CSn)
MODE=Low: 2-pair Serial LVDS Data Input - Positive
MODE=High: 3-wire Serial Data Input (SI)
MODE=Low: 2-pair Serial LVDS Data Input - Negative
MODE=High: Reserved (Connect to Low)
2-pair Serial LVDS Clock Output - Positive
2-pair Serial LVDS Clock Output - Negative
2-pair Serial LVDS Data Output - Positive
2-pair Serial LVDS Data Output - Negative
LED Driver Output Channel 0 - 23
Resistor connection for the constant current outputs (OUT0-OUT7)
Resistor connection for the constant current outputs (OUT8-OUT15)
Resistor connection for the constant current outputs (OUT16-OUT23)
Device address input Bit0 - 5
Power supply
Ground
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