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