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TLC59731 Datasheet, PDF (5/24 Pages) Texas Instruments – 3-Channel, 8-Bit, PWM LED Driver with Single-Wire Interface (EasySet)
TLC59731
www.ti.com
SBVS222 – FEBRUARY 2013
ELECTRICAL CHARACTERISTICS
At TA = –40°C to +85°C, VCC = 3 V to 6.0 V, and CVCC = 0.1 µF. Typical values at TA = +25°C and VCC = 5.0 V, unless
otherwise noted.
VOH
VOL
VR
ICC0
ICC1
IOL
IOLKG
RPD
PARAMETER
TEST CONDITIONS
High-level output voltage (SDO)
Low-level output voltage (SDO)
Shunt regulator output voltage (VCC)
Supply current (VCC)
LED output current
(OUT0 to OUT2)
IOH = –2 mA
IOL = 2 mA
ICC = 1 mA, SDI = low
VCC = 3.0 V to 5.5 V, SDI = low, all grayscale (GSn)
= FFh, VOUTn = 0.6 V, SDO = 15 pF
VCC = 3.0 V to 5.5V , SDI = 1 MHz, GSn = FFh,
VOUTn = 0.6 V, SDO = 15 pF
All OUTn = on, VOUTn = 0.6 V
Output leakage current
(OUT0 to OUT2)
Internal pull-down resistance (SDI)
GSn = 00h, VOUTn = 21 V
At SDI
TJ = –40°C to +85°C
TJ = +85°C to +125°C
MIN
VCC – 0.4
0
32
TYP
5.9
2.3
MAX
VCC
0.4
3.5
UNIT
V
V
V
mA
2.6
4.5
mA
40
mA
0.1
μA
0.2
μA
1
MΩ
SWITCHING CHARACTERISTICS
At TA = –40°C to +85°C, VCC = 3.0 V to 5.5 V, CL = 15 pF, RL = 110 Ω, and VLED = 5.0 V, unless otherwise noted.
Typical values are at TA = +25°C and VCC = 5.0 V.
PARAMETER
TEST CONDITIONS
MIN
TYP
MAX
tR0
Rise time
tR1
tF0
Fall time
tF1
tD0
Propagation delay
tD1
SDO
OUTn (on → off)
SDO
OUTn (off → on)
SDI↑ to SDO↑
OUT0↓ to OUT1↓, OUT1↓to OUT2↓,
OUT0↑ to OUT1↑, OUT1↑to OUT2↑
2
6
12
200
400
2
6
12
200
400
30
50
25
tWO
Shift data output one pulse duration
SDO↑ to SDO↓
fOSC
Internal GS oscillator frequency
75
125
250
4
6
8
UNIT
ns
ns
ns
ns
ns
ns
ns
MHz
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