TLC5945
www.ti.com
SLVS755–MARCH 2007
RECOMMENDED OPERATING CONDITIONS
PARAMETER
DC Characteristics
TEST CONDITIONS
MIN
NOM
MAX
UNIT
VCC
VO
Supply Voltage
3
5.5
17
V
V
Voltage applied to output (OUT0 - OUT15)
High-level input voltage
VIH
VIL
IOH
IOL
0.8 VCC
GND
VCC
0.2 VCC
–1
V
Low-level input voltage
V
High-level output current
VCC = 5 V at SOUT
mA
mA
mA
°C
Low-level output current
VCC = 5 V at SOUT, XERR
OUT0 to OUT15
1
IOLC
TA
Constant output current
80
Operating free-air temperature range
–40
85
AC Characteristics
VCC = 3 V to 5.5 V, TA = –40°C to 85°C (unless otherwise noted)
Data shift clock
frequency
f(SCLK)
SCLK
30
30
MHz
MHz
Grayscale clock
frequency
f(GSCLK)
GSCLK
twh0/twl0
twh1/twl1
twh2
twh3
tsu0
tsu1
tsu2
tsu3
tsu4
tsu5
th0
SCLK pulse duration
GSCLK pulse duration
XLAT pulse duration
BLANK pulse duration
SCLK = H/L (See Figure 6)
16
16
20
20
5
ns
ns
ns
ns
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)
10
10
10
10
30
3
Setup time
Hold Time
ns
ns
th1
XLAT↓ - SCLK↑ (See Figure 6)
SCLK↑ - MODE↑↓ (See Figure 6)
XLAT↓ - MODE↑↓ (See Figure 6)
GSCLK↑ - BLANK↑ (See Figure 6)
10
10
10
10
th2
th3
th4
DISSIPATION RATINGS
POWER RATING
DERATING FACTOR
ABOVE TA = 25°C
POWER RATING
POWER RATING
PACKAGE
TA < 25°C
TA = 70°C
TA = 85°C
28-pin HTSSOP with PowerPAD™
soldered(1)
3958 mW
31.67 mW/°C
2533 mW
2058 mW
28-pin HTSSOP
without PowerPAD™ soldered
2026 mW
3482 mW
16.21 mW/°C
27.86 mW/°C
1296 mW
2228 mW
1053 mW
1811 mW
32-pin QFN(1)
(1) The PowerPAD is soldered to the PCB with a 2-oz. copper trace. See application report SLMA002 for further information.
3
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