
TLC5945
www.ti.com
SLVS755 – MARCH 2007
RECOMMENDED OPERATING CONDITIONS
PARAMETER
TEST CONDITIONS
MIN
NOM
MAX
UNIT
DC Characteristics
V CC
V O
Supply Voltage
Voltage applied to output (OUT0 - OUT15)
3
5.5
17
V
V
V IH
V IL
I OH
I OL
I OLC
High-level input voltage
Low-level input voltage
High-level output current
Low-level output current
Constant output current
V CC = 5 V at SOUT
V CC = 5 V at SOUT, XERR
OUT0 to OUT15
0.8 V CC
GND
V CC
0.2 V CC
–1
1
80
V
V
mA
mA
mA
T A
Operating free-air temperature range
–40
85
° C
AC Characteristics
V CC = 3 V to 5.5 V, T A = –40 ° C to 85 ° C (unless otherwise noted)
f (SCLK)
f (GSCLK)
t wh0 /t wl0
t wh1 /t wl1
t wh2
t wh3
t su0
t su1
t su2
t su3
t su4
t su5
t h0
t h1
t h2
t h3
t h4
Data shift clock
frequency
Grayscale clock
frequency
SCLK pulse duration
GSCLK pulse duration
XLAT pulse duration
BLANK pulse duration
Setup time
Hold Time
SCLK
GSCLK
SCLK = H/L (See Figure 6 )
GSCLK = H/L (See Figure 6 )
XLAT = H (See Figure 6 )
BLANK = H (See Figure 6 )
SIN - SCLK ↑ (See Figure 6 )
SCLK ↓ - XLAT ↑ (See Figure 6 )
MODE ↑↓ - SCLK ↑ (See Figure 6 )
MODE ↑↓ - XLAT ↑ (See Figure 6 )
BLANK ↓ - GSCLK ↑ (See Figure 6 )
XLAT ↑ - GSCLK ↑ (See Figure 6 )
SCLK ↑ - SIN (See Figure 6 )
XLAT ↓ - SCLK ↑ (See Figure 6 )
SCLK ↑ - MODE ↑↓ (See Figure 6 )
XLAT ↓ - MODE ↑↓ (See Figure 6 )
GSCLK ↑ - BLANK ↑ (See Figure 6 )
16
16
20
20
5
10
10
10
10
30
3
10
10
10
10
30
30
MHz
MHz
ns
ns
ns
ns
ns
ns
DISSIPATION RATINGS
PACKAGE
28-pin HTSSOP with PowerPAD?
soldered (1)
28-pin HTSSOP
without PowerPAD? soldered
32-pin QFN (1)
POWER RATING
T A < 25 ° C
3958 mW
2026 mW
3482 mW
DERATING FACTOR
ABOVE T A = 25 ° C
31.67 mW/ ° C
16.21 mW/ ° C
27.86 mW/ ° C
POWER RATING
T A = 70 ° C
2533 mW
1296 mW
2228 mW
POWER RATING
T A = 85 ° C
2058 mW
1053 mW
1811 mW
(1)
The PowerPAD is soldered to the PCB with a 2-oz. copper trace. See application report SLMA002 for further information.
Submit Documentation Feedback
3