LTC1198-2BCS8(Rev_0) Ver la hoja de datos (PDF) - Linear Technology
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LTC1198-2BCS8 Datasheet PDF : 28 Pages
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LTC1196/LTC1198
RECO E DED OPERATI G CO DITIO S
VCC = 2.7V Operation
SYMBOL PARAMETER
CONDITIONS
LTC1196-1
LTC1198-1
MIN TYP MAX
LTC1196-2
LTC1198-2
MIN TYP MAX
thDI
Hold Time DIN After CLK↑
LTC1198
40
78
tsuDI
Setup Time DIN Stable Before CLK↑
LTC1198
40
78
tWHCLK CLK High Time
fCLK = fCLK(MAX)
40%
40%
tWLCLK CLK Low Time
fCLK = fCLK(MAX)
40%
40%
tWHCS
CS High Time Between Data Transfer Cycles
50
96
tWLCS
CS Low Time During Data Transfer
LTC1196
11
11
LTC1198
15
15
U
UW
CO VERTER A D ULTIPLEXER CHARACTERISTICS
VCC = 2.7V, VREF = 2.5V, fCLK = fCLK(MAX) as defined in Recommended Operating Conditions, unless otherwise noted.
PARAMETER
CONDITIONS
LTC1196-XA
LTC1198-XA
MIN TYP MAX
LTC1196-XB
LTC1198-XB
MIN TYP MAX
No Missing Codes Resolution
q
8
8
Offset Error
q
±1/2
±1
Linearity Error
(Note 3)
q
±1/2
±1
Full-Scale Error
q
±1/2
±1
Total Unadjusted Error (Note 4)
LTC1196, VREF = 2.500V
q
LTC1198, VCC = 2.700V
Analog and REF Input Range
LTC1196
Analog Input Leakage Current
(Note 5)
q
±1/2
±1
– 0.05V to VCC + 0.05V
±1
±1
UNITS
ns
ns
1/fCLK
1/fCLK
ns
CLK
CLK
UNITS
Bits
LSB
LSB
LSB
LSB
V
µA
DIGITAL A D DC ELECTRICAL CHARACTERISTICS
VCC = 2.7V, VREF = 2.5V, unless otherwise noted.
SYMBOL PARAMETER
CONDITIONS
VIH
VIL
IIH
IIL
VOH
VOL
IOZ
ISOURCE
ISINK
IREF
ICC
High Level Input Voltage
Low Level Input Voltage
High Level Input Current
Low Level Input Current
High Level Output Voltage
Low Level Output Voltage
Hi-Z Output Leakage
Output Source Current
Output Sink Current
Reference Current, LTC1196
Supply Current
VCC = 3.6V
VCC = 2.7V
VIN = VCC
VIN = 0V
VCC = 2.7V, IO = 10µA
VCC = 2.7V, IO = 360µA
VCC = 2.7V, IO = 400µA
CS = High
VOUT = 0V
VOUT = VCC
CS = VCC
fSMPL = fSMPL(MAX)
CS = VCC = 3.3V, LTC1198 (Shutdown)
CS = VCC = 3.3V, LTC1196
fSMPL = fSMPL(MAX), LTC1196/LTC1198
MIN TYP MAX UNITS
q 1.9
V
q
0.45
V
q
2.5
µA
q
– 2.5
µA
q 2.3 2.60
V
q 2.1 2.45
V
q
0.3
V
q
±3
µA
– 10
mA
15
mA
q
0.001 3.0
µA
q
0.25 0.5
mA
q
0.001 3.0
µA
q
1.5 4.5
mA
q
2.0 6.0
mA
5
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