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tên linh kiện TLC5949
Giải thích chi tiết về linh kiện  16-Channel, 12-Bit, ES-PWM, Full Self-Diagnosis LED Driver for 7-Bit Global BC LED Lamp
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TLC5949 bảng dữ liệu(HTML) 3 Page - Texas Instruments

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TLC5949
www.ti.com
SBVS219A – DECEMBER 2012 – REVISED DECEMBER 2012
RECOMMENDED OPERATING CONDITIONS
At TA = –40°C to +85°C and VCC = 3 V to 3.6 V, unless otherwise noted.
PARAMETER
TEST CONDITIONS
MIN
NOM
MAX
UNIT
DC CHARACTERISTICS
VCC
Supply voltage
3.0
3.6
V
VO
Voltage applied to output
OUT0 to OUT15
10
V
VIH
High-level input voltage
SIN, SCLK, LAT, GSCLK
0.7 × VCC
VCC
V
VIL
Low-level input voltage
SIN, SCLK, LAT, GSCLK
GND
0.3 × VCC
V
IOH
High-level output current
SOUT
–2
mA
IOL
Low-level output current
SOUT
2
mA
OUT0 to OUT15,
IOLC
Constant output sink current
45
mA
3 V
≤ VCC ≤ 3.6 V
TA
Operating free-air temperature range
–40
+85
°C
TJ
Operating junction temperature range
–40
+125
°C
AC CHARACTERISTICS
fCLK (SCLK)
Data shift clock frequency
SCLK
33
MHz
fCLK (GSCLK)
Grayscale control clock frequency
GSCLK
33
MHz
tWH0
SCLK
10
ns
tWL0
SCLK
10
ns
tWH1
Pulse duration
GSCLK
10
ns
tWL1
GSCLK
10
ns
tWH2
LAT
30
ns
tSU0
SIN
↑↓ to SCLK↑
5
ns
tSU1
LAT
↑ to SCLK↑
120
ns
LAT
↑ for BLANK bit '0' set to
tSU2
50
ns
Setup time
GSCLK
↑
LAT
↑ for GS data written to
tSU3
GSCLK
↑ when display time
100
ns
reset mode is enabled
tH0
SCLK
↑ to SIN↑↓
5
ns
Hold time
tH1
SCLK
↑ to LAT↑
5
ns
Copyright © 2012, Texas Instruments Incorporated
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