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| TLC5958 Datasheet, PDF (6/28 Pages) Texas Instruments – TLC5958 48-Channel, 16-Bit ES-PWM LED Driver with Pre-Charge FET, LED Open Detection and Display Data Memory Support 32-Multiplexing | |||
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TLC5958
SLVSCE7A â MAY 2014 â REVISED SEPTEMBER 2014
www.ti.com
Recommended Operating Conditions (continued)
At TA = â40°C to +85°C, unless otherwise noted
AC CHARACTERISTICS, VCC=3V to 5.5V(1)
FCLK(SCLK)
FCLK(GCLK)
tWH0
tWL0
tWH1
tWL1
tSU0
tSU1
Data shift clock frequency
Grayscale control clock frequency
Pulse duration
tSU2
Setup time
tSU3
tSU4
tSU5
tH0
tH1
Hold time
tH2
(1) Specified by design
SCLK
GCLK
SCLK
SCLK
GCLK
GCLK
SIN - SCLKâ
LATâ - SCLKâ
LATâ - SCLKâ
LATâ - SCLKâ, for READSID, READFC1,
and READFC2
LATâ (Vsync command) - GCLKâ
The last LATâ for no all â0â data latching to
resume normal mode â GCLKâ,
PSAVE_ENA bit = â1bâ
The last GCLKâ - the 1st GCLKâ of next line
SCLKâ - SIN
SCLKâ - LATâ
SCLKâ - LATâ
MIN NOM
10
10
15
10
2
3
5
50
2500
50
20
2
2
13
MAX UNIT
25 MHz
33 MHz
ns
ns
µS
ns
ns
8.4 Thermal Information
THERMAL METRIC(1)
TLC5958
RTQ
UNIT
56 PINS
RθJA
RθJC(top)
RθJB
ÏJT
ÏJB
RθJC(bot)
Junction-to-ambient thermal resistance
Junction-to-case (top) thermal resistance
Junction-to-board thermal resistance
Junction-to-top characterization parameter
Junction-to-board characterization parameter
Junction-to-case (bottom) thermal resistance
27.4
13.6
5.5
°C/W
0.2
5.5
0.8
(1) For more information about traditional and new thermal metrics, see the IC Package Thermal Metrics application report, SPRA953.
6
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