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TLC5943 Datasheet(PDF) 5 Page - Texas Instruments

Part # TLC5943
Description  16-Channel, 16-Bit PWM LED Driver with 7-Bit Global Brightness Control
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Manufacturer  TI1 [Texas Instruments]
Direct Link  http://www.ti.com
Logo TI1 - Texas Instruments

TLC5943 Datasheet(HTML) 5 Page - Texas Instruments

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SWITCHING CHARACTERISTICS
TLC5943
SBVS101 – DECEMBER 2007
At VCC = 3.0 V to 5.5 V, TA = –40°C to +85°C, CL = 15 pF, RL = 82 Ω, RIREF = 1 kΩ, and VLED = 5.0 V. Typical values at
VCC = 3.3 V and TA = +25°C, unless otherwise noted.
TLC5943
PARAMETER
TEST CONDITIONS
MIN
TYP
MAX
UNIT
tR0
SOUT
16
Rise time
ns
tR1
OUTn, BC = 7Fh
10
30
tF0
SOUT
16
ns
tF1
Fall time
OUTn, BC = 7Fh
10
30
tF2
XERR, CL = 100 pF, RL = 1 kΩ, VXERR = 5 V
100
ns
tD0
SCLK
↑ to SOUT
25
ns
tD1
BLANK
↑ to OUT0 sink current off
20
40
ns
tD2
GSCLK
↑ to OUT0/4/8/12
5
18
40
ns
Propagation delay time
tD3
GSCLK
↑ to OUT1/5/9/13
20
42
73
ns
tD4
GSCLK
↑ to OUT2/6/10/14
35
66
106
ns
tD5
GSCLK
↑ to OUT3/7/11/15
50
90
140
ns
tON_ERR
Output on-time error(1)
GSn = 0001h, GSCLK = 33 MHz
–20
10
ns
(1)
Output on-time error is calculated by the following formula: TON_ERR (ns) = tOUTON – TGSCLK. tOUTON is the actual on-time of the constant
current driver. TGSCLK is the period of GSCLK.
Copyright © 2007, Texas Instruments Incorporated
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