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TLC5946 Datasheet(PDF) 3 Page - Texas Instruments

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Part No. TLC5946
Description  16-Channel, 12-Bit PWM LED Driver with 6-Bit Dot Correction
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Maker  TI [Texas Instruments]
Homepage  http://www.ti.com
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TLC5946 Datasheet(HTML) 3 Page - Texas Instruments

 
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RECOMMENDED OPERATING CONDITIONS
TLC5946
www.ti.com ......................................................................................................................................................... SLVS824A – MARCH 2008 – REVISED APRIL 2008
At TA= –40°C to +85°C, unless otherwise noted.
TLC5946
PARAMETER
TEST CONDITIONS
MIN
NOM
MAX
UNIT
DC Characteristics: VCC = 3 V to 5.5 V
VCC
Supply voltage
3.0
5.5
V
VO
Voltage applied to output
OUT0 to OUT15
17
V
VIH
High-level input voltage
0.7
× V
CC
VCC
V
VIL
Low-level input voltage
GND
0.3
× V
CC
V
IOH
High-level output current
SOUT
–1
mA
SOUT
1
mA
IOL
Low-level output current
XERR
5
mA
IOLC
Constant output sink current
OUT0 to OUT15, DC = 3Fh
4
40
mA
Operating free-air temperature
TA
–40
+85
°C
range
TJ
Operating junction temperature
–40
+125
°C
AC Characteristics: VCC = 3 V to 5.5 V
SCLK, XHALF = H
30
MHz
fCLK (sclk)
Data shift clock frequency
GSCLK, XHALF = L
15
MHz
fCLK (gsclk)
Grayscale control clock frequency
GSCLK
33
MHz
TWH0 / TWL0
SCLK pulse duration
SCLK = H/L (see Figure 12)
10
ns
TWH1 / TWL1
GSCLK pulse duration
GSCLK = H/L (see Figure 12)
10
ns
TWH2
XLAT pulse duration
XLAT = H (see Figure 12)
20
ns
TWH3
BLANK pulse duration
BLANK = H (see Figure 12)
20
ns
TSU0
SIN–SCLK
↑ (see Figure 12)
5
ns
XLAT
↑–SCLK↑
TSU1
100
ns
(see Figure 38, Figure 12)
TSU2
MODE–SCLK
↑ (see Figure 12)
10
ns
TSU3
Setup time
MODE–XLAT
↑ (see Figure 12)
10
ns
TSU4
BLANK
↓–GSCLK↑ (see Figure 12)
10
ns
TSU5
XLAT
↑–GSCLK↑ (see Figure 12)
30
ns
SCLK
↓–XLAT↑
TSU6
10
ns
(see Figure 38, Figure 12)
TH0
SIN–SCLK
↑ (see Figure 12)
3
ns
TH1
Hold time
MODE–SCLK
↓ (see Figure 12)
10
ns
TH2
MODE–XLAT
↑ (see Figure 12)
100
ns
AC Characteristics: VCC = 3 V to 5.5 V, XHALF = L
TWL2
XLAT pulse duration
XLAT = L (see Figure 38)
20
ns
TSU7
Setup time
BLANK
↑–XLAT↑ (see Figure 38)
20
ns
TH3
Hold time
BLANK
↓–XLAT↓ (see Figure 38)
20
ns
Copyright © 2008, Texas Instruments Incorporated
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