tb62719af TOSHIBA Semiconductor CORPORATION, tb62719af Datasheet - Page 4
tb62719af
Manufacturer Part Number
tb62719af
Description
16ch Constant Current Drivers And Controller For Full-color Led Modules And Panels
Manufacturer
TOSHIBA Semiconductor CORPORATION
Datasheet
1.TB62719AF.pdf
(35 pages)
- Current page: 4 of 35
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Block Diagram
OUT [00 to 15]
LED TEST
PI LATCH
PO DATA
ALARM2
ALARM1
BLANK&
[0 to 7]
PI CLK
TSENA
BCEN
DCEN
DOE
(entire device)
8
PI SEL
8
16
All dot adjustment
8
data register &
(1 × 8 bits)
latch
PI REG1
TSD2 circuit
TSD1 circuit
8
16 constant-current outputs
16 × 6 bit DACs and
8
PI DATA
[0 to 7]
5
8
data register
(16 × 8 bits)
8
& latch
PWM
PI REG2
detection circuit
Output-open
8
DAC4
3
generator circuit
Clock counter
PWM pulse
8-bit clock
PWMCLK
counter
(8 bits)
3-bit
8
V/I conversion
4
circuit
For PI REG1, PI REG2,
SI REG1 and SI REG2
SI REG2
adjustment data
1 × 5-bit
128
(1 × 128 bits)
DAC
Each dot
register
& latch
DAC3
SI DATA
adjustment data
SI REG1
register & latch
(1 × 8 bits)
Standard
DAC1
DAC2
current
1 × 2-bit
1 × 6-bit
DAC
DAC
SI SEL
TB62719AF
SI CLK
SI LATCH
SO DATA
REXT
RESET
2006-06-14
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