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LTC2309
2309fd
pOWeR ReQuIReMents
PARAMETER
CONDITIONS
MIN
TYP
MAX
UNITS
VREFOutputVoltage
IOUT=0(QFN)
IOUT=0(TSSOP)
l
2.47
2.46
2.50
2.53
2.54
V
VREFOutputTempco
IOUT=0
±25
ppm/°C
VREFOutputImpedance
–0.1mA≤IOUT≤0.1mA
8
kΩ
VREFCOMPOutputVoltage
IOUT=0
4.096
V
VREFLineRegulation
VDD=4.75Vto5.25V
0.8
mV/V
InteRnAL ReFeRenCe CHARACteRIstICs The
l
denotes the specifications which apply over the full
operating temperature range, otherwise specifications are at TA = 25°C. (Note 4)
I2C Inputs AnD DIGItAL Outputs The
l
denotes the specifications which apply over the full
operating temperature range, otherwise specifications are at TA = 25°C. (Note 4)
SYMBOL PARAMETER
CONDITIONS
MIN
TYP
MAX
UNITS
VIH
HighLevelInputVoltage
l
2.85
V
VIL
LowLevelInputVoltage
l
1.5
V
VIHA
HighLevelInputVoltageforAddressPinsA1,A0
l
4.75
V
VILA
LowLevelInputVoltageforAddressPinsA1,A0
l
0.25
V
RINH
ResistancefromA1,A0,toVDDtoSetChip
AddressBitto1
l
10
kΩ
RINL
ResistancefromA1,A0toGNDtoSetChip
AddressBitto0
l
10
kΩ
RINF
ResistancefromA1,A0toGNDorVDDtoSet
ChipAddressBittoFloat
l
2
MΩ
II
DigitalInputCurrent
VIN=VDD
l
–10
10
A
VHYS
HysteresisofSchmittTriggerInputs
(Note9)
l
0.25
V
VOL
LowLevelOutputVoltage(SDA)
I=3mA
l
0.4
V
tOF
OutputFallTimeVHtoVIL(MAX)
(Note12)
l
20+0.1CB
250
ns
tSP
InputSpikeSuppression
l
50
ns
CCAX
ExternalCapacitanceLoadOn-ChipAddressPins
(A1,A0)forValidFloat
l
10
pF
SYMBOL
PARAMETER
CONDITIONS
MIN
TYP
MAX
UNITS
VDD
SupplyVoltage
l
4.75
5
5.25
V
IDD
SupplyCurrent
14kspsSampleRate
l
2.3
3
mA
NapMode
SLPBit=0,ConversionDone
l
210
350
A
SleepMode
SLPBit=1,ConversionDone
l
7
15
A
PD
PowerDissipation
14kspsSampleRate
l
11.5
15
mW
NapMode
SLPBit=0,ConversionDone
l
1.05
1.75
mW
SleepMode
SLPBit=1,ConversionDone
l
35
75
W
The l denotes the specifications which apply over the full operating temperature
range, otherwise specifications are at TA = 25°C. (Note 4)