TLC5949 Datasheet, PDF (3/51 Pages) Texas Instruments – 16-Channel, 12-Bit, ES-PWM, Full Self-Diagnosis LED Driver for 7-Bit Global BC LED Lamp

TLC5949
www.ti.com
SBVS219A – DECEMBER 2012 – REVISED DECEMBER 2012
RECOMMENDED OPERATING CONDITIONS
At T_A = –40°C to +85°C and V_CC = 3 V to 3.6 V, unless otherwise noted.
PARAMETER
TEST CONDITIONS
DC CHARACTERISTICS
V_CC
Supply voltage
V_O
Voltage applied to output
V_IH
High-level input voltage
V_IL
Low-level input voltage
I_OH
High-level output current
I_OL
Low-level output current
I_OLC
Constant output sink current
T_A
Operating free-air temperature range
T_J
Operating junction temperature range
AC CHARACTERISTICS
OUT0 to OUT15
SIN, SCLK, LAT, GSCLK
SIN, SCLK, LAT, GSCLK
SOUT
SOUT
OUT0 to OUT15,
3 V ≤ V_CC ≤ 3.6 V
f_{CLK (SCLK)}
f_{CLK (GSCLK)}
t_WH0
t_WL0
t_WH1
t_WL1
t_WH2
t_SU0
t_SU1
t_SU2
Data shift clock frequency
Grayscale control clock frequency
Pulse duration
Setup time
SCLK
GSCLK
SCLK
SCLK
GSCLK
GSCLK
LAT
SIN↑↓ to SCLK↑
LAT↑ to SCLK↑
LAT↑ for BLANK bit '0' set to
GSCLK↑
LAT↑ for GS data written to
t_SU3
GSCLK↑ when display time
reset mode is enabled
t_H0
Hold time
t_H1
SCLK↑ to SIN↑↓
SCLK↑ to LAT↑
MIN
3.0
0.7 × V_CC
GND
–40
–40
10
10
10
10
30
5
120
50
100
5
5
NOM
MAX UNIT
3.6
V
10
V
V_CC
V
0.3 × V_CC
V
–2 mA
2 mA
45 mA
+85
°C
+125
°C
33 MHz
33 MHz
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
Copyright © 2012, Texas Instruments Incorporated
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