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TLC5941RHB Datasheet(PDF) 7 Page - Texas Instruments

Part # TLC5941RHB
Description  16-CHANNEL LED DRIVER WITH DOT CORRECTION AND GRAYSCALE PWM CONTROL
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Manufacturer  TI1 [Texas Instruments]
Direct Link  http://www.ti.com
Logo TI1 - Texas Instruments

TLC5941RHB Datasheet(HTML) 7 Page - Texas Instruments

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TLC5941
SLVS589D – JULY 2005 – REVISED JANUARY 2008
TERMINAL FUNCTION
TERMINAL
NT
PWP
RHB
I/O
DESCRIPTION
NAME
NO.
NO.
NO.
Blank all outputs. When BLANK = H, all OUTn outputs are forced OFF.
BLANK
23
2
31
I
GS counter is also reset. When BLANK = L, OUTn are controlled by
grayscale PWM control.
GND
22
1
30
G
Ground
GSCLK
18
25
24
I
Reference clock for grayscale PWM control
IREF
20
27
26
I/O
Reference current terminal
NC
-
-
12, 13, 28, 29
No connection
OUT0
28
7
4
O
Constant-current output
OUT1
1
8
5
O
Constant-current output
OUT2
2
9
6
O
Constant-current output
OUT3
3
10
7
O
Constant-current output
OUT4
4
11
8
O
Constant-current output
OUT5
5
12
9
O
Constant-current output
OUT6
6
13
10
O
Constant-current output
OUT7
7
14
11
O
Constant-current output
OUT8
8
15
14
O
Constant-current output
OUT9
9
16
15
O
Constant-current output
OUT10
10
17
16
O
Constant-current output
OUT11
11
18
17
O
Constant-current output
OUT12
12
19
18
O
Constant-current output
OUT13
13
20
19
O
Constant-current output
OUT14
14
21
20
O
Constant-current output
OUT15
15
22
21
O
Constant-current output
SCLK
25
4
1
I
Serial data shift clock
SIN
26
5
2
I
Serial data input
SOUT
17
24
23
O
Serial data output
TEST
19
26
25
I
Test pin: TEST must be connected to VCC.
VCC
21
28
27
I
Power supply voltage.
Input mode-change pin. When MODE = GND, the device is in GS
MODE
27
6
3
I
mode. When MODE = VCC, the device is in DC mode.
Error output. XERR is an open-drain terminal. XERR goes L when
XERR
16
23
22
O
LOD or TEF is detected.
Level triggered latch signal. When XLAT = high, the TLC5941 writes
data from the input shift register to either GS register (MODE = low) or
XLAT
24
3
32
I
DC register (MODE = high). When XLAT=low, the data in the GS or
DC registers is held constant and does not change.
Copyright © 2005–2008, Texas Instruments Incorporated
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