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STLED316S Datasheet(PDF) 6 Page - STMicroelectronics

Part # STLED316S
Description  Serial-interfaced 6-digit LED controller with keyscan
PDF  33 Pages
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Manufacturer  STMICROELECTRONICS [STMicroelectronics]
Direct Link  http://www.st.com
Logo STMICROELECTRONICS - STMicroelectronics

STLED316S Datasheet(HTML) 6 Page - STMicroelectronics

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STLED316S functional and application diagram
STLED316S
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1
STLED316S functional and application diagram
The STLED 316S consists of the following blocks:
●
Current source
●
POR and soft-start
●
Interrupt generator
●
Serial interface
●
Digital logic blocks
●
Drivers
Figure 1.
STLED316S functional diagram
CLK
KEY1-KEY2
8
7
DIG7
STB
DIN/DOUT
SEG1/KS1
VCC
Internal
reset
ISET
DIG2
SEG8/KS8
IRQ_N
DIG1_LED
2
Command
decoder
Display memory
(7 x 8)
Timing gen.
keysan & dimming
Keydata memory
(2 x 8)
8-bit
output
latch
7-bit
shift
register
POR
&
soft-start
Interrupt
generation
Internal clock
generator
Serial
I/F
V
CC
(+5.0 V)
GND
(0 V)
Output
segments
Current
source



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