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TLC5970RHPR Datasheet(PDF) 4 Page - Texas Instruments

Part # TLC5970RHPR
Description  3-Channel, 12-Bit, PWM LED Driver with Buck DC/DC Converter and Differential Signal Interface
PDF  48 Pages
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Manufacturer  TI [Texas Instruments]
Direct Link  http://www.ti.com
Logo TI - Texas Instruments

TLC5970RHPR Datasheet(HTML) 4 Page - Texas Instruments

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TLC5970
SBVS140 – MARCH 2010
www.ti.com
RECOMMENDED OPERATING CONDITIONS
At TA = –40°C to +85°C, unless otherwise noted.
TLC5970
UNIT
MIN
NOM
MAX
DC CHARACTERISTICS
VCC
10
36
V
Supply voltage
VCC = SWOFF = VREG = VREFIF = FB
VCC1
4.75
5.5
V
(no buck conver operation mode)
VI
FB (buck converter operation mode)
7
17
V
VI1
Voltage at input terminal
SDTA, SDTB, SCKA, SCKB
–7
12
V
VI2
VROM for data writing
18.5
19
19.5
V
VID
Differential voltage at input terminal(1)
SDTA-SDTB, SCKA-SCKB
–12
12
V
VIH
High level input voltage
SWOFF
0.7 × VREG
VREG
V
VIL
Low level input voltage
SWOFF
GND
0.3 × VREG
V
VO
Voltage at output terminal
OUT0 to OUT2
17
V
IOLC
Constant output sink current
OUT0 to OUT2
150
mA
IOH
High level output current
SDTY, SDTZ, SCKY, SCKZ
–30
mA
IOL
Low level output current
SDTY, SDTZ, SCKY, SCKZ
30
mA
TA
Operating free-air temperature
–40
+85
°C
TJ
Operating junction temperature
–40
+125
°C
AC CHARACTERISTICS
fCLK
Data shift clock frequency
SCKA-SCKB
20
MHz
TWH/TWL
Pulse duration
SCKA-SCKB
12
ns
TSU
Setup time
(SDTA-SDTB)-(SCKA-SCKB)
↑
5
ns
TH
Hold time
(SDTA-SDTB)-(SCKA-SCKB)
↑
3
ns
NROM
Number of EEPROM write cycles
At each address
10
Times
(1)
Differential input voltage is measured at the noninverting terminal with respect to the inverting terminal.
4
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Copyright © 2010, Texas Instruments Incorporated
Product Folder Link(s): TLC5970



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