SBVS140 – MARCH 2010
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RECOMMENDED OPERATING CONDITIONS
At T
A
= –40°C to +85°C, unless otherwise noted.
TLC5970
MIN
DC CHARACTERISTICS
V
CC
V
CC1
V
I
V
I1
V
I2
V
ID
V
IH
V
IL
V
O
I
OLC
I
OH
I
OL
T
A
T
J
f
CLK
T
WH
/T
WL
T
SU
T
H
N
ROM
Differential voltage at input terminal
(1)
High level input voltage
Low level input voltage
Voltage at output terminal
Constant output sink current
High level output current
Low level output current
Operating free-air temperature
Operating junction temperature
Voltage at input terminal
Supply voltage
VCC = SWOFF = VREG = VREFIF = FB
(no buck conver operation mode)
FB (buck converter operation mode)
SDTA, SDTB, SCKA, SCKB
VROM for data writing
SDTA-SDTB, SCKA-SCKB
SWOFF
SWOFF
OUT0 to OUT2
OUT0 to OUT2
SDTY, SDTZ, SCKY, SCKZ
SDTY, SDTZ, SCKY, SCKZ
–40
–40
–30
30
+85
+125
10
4.75
7
–7
18.5
–12
0.7 × VREG
GND
19
36
5.5
17
12
19.5
12
VREG
0.3 × VREG
17
150
V
V
V
V
V
V
V
V
V
mA
mA
mA
°C
°C
NOM
MAX
UNIT
AC CHARACTERISTICS
Data shift clock frequency
Pulse duration
Setup time
Hold time
Number of EEPROM write cycles
SCKA-SCKB
SCKA-SCKB
(SDTA-SDTB)-(SCKA-SCKB)
↑
(SDTA-SDTB)-(SCKA-SCKB)
↑
At each address
12
5
3
10
20
MHz
ns
ns
ns
Times
(1)
Differential input voltage is measured at the noninverting terminal with respect to the inverting terminal.
4
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