TLC5973D Datasheet, PDF (4/27 Pages) Texas Instruments – 3-Channel, 12-Bit, PWM Constant-Current LED Driver

TLC5973
SBVS225A – MARCH 2013 – REVISED MAY 2013
RECOMMENDED OPERATING CONDITIONS
PARAMETER
TEST CONDITIONS
DC CHARACTERISTICS
V_CC
Supply voltage
No internal shunt regulator mode
Internal shunt regulator mode
V_O
V_IH
V_IL
V_IHYST
I_OH
Voltage applied to output
High-level input voltage
Low-level input voltage
Input voltage hysteresis
High-level output current
OUT0 to OUT2
SDI
SDI
SDI
SDO
SDO
I_OL
Low-level output current
OUT0 to OUT2 (VCC ≤ 4.0 V)
OUT0 to OUT2 (VCC > 4.0 V)
I_REG
Shunt regulator sink current
VCC
T_A
Operating free-air temperature range
T_J
Operating junction temperature range
AC CHARACTERISTICS
f_{CLK (SDI)}
t_SDI
t_WH
t_WL
t_H0
t_H1
Data transfer rate
SDI input pulse duration
Pulse duration, high
Pulse duration, low
Hold time: end of sequence (EOS)
Hold time: data latch (GSLAT)
SDI
SDI
SDI
SDI
SDI↑ to SDI↑
SDI↑ to SDI↑
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MIN
NOM
MAX UNIT
3.0
5.0
5.5
V
6.0
V
21
V
0.7 × V_CC
V_CC
V
GND
0.3 × V_CC
V
0.2 × V_CC
V
–2 mA
2 mA
2
35 mA
2
50 mA
20 mA
–40
+85
°C
–40
+125
°C
100
60
14
14
3.5 / f_CLK
8 / f_CLK
3000 kHz
0.5 / f_CLK
ns
ns
ns
5.5 / f_CLK
µs
µs
4
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