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LTC2970CUFD Datasheet(PDF) 4 Page - Linear Technology

Part # LTC2970CUFD
Description  Dual I2C Power Supply Monitor and
PDF  36 Pages
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Manufacturer  LINER [Linear Technology]
Direct Link  http://www.linear.com
Logo LINER - Linear Technology

LTC2970CUFD Datasheet(HTML) 4 Page - Linear Technology

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LTC2970/LTC2970-1
4
29701fc
ELECTRICAL CHARACTERISTICS
SYMBOL
PARAMETER
CONDITIONS
MIN
TYP
MAX
UNITS
Voltage Buffered IDAC Output Characteristics
INL_VOUT
Integral Nonlinearity
RIOUTn = 10kΩ, No Load on VOUTn (Note 5)
●
±1
LSB
DNL_VOUT
Differential Nonlinearity
RIOUTn = 10kΩ, No Load on VOUTn (Note 5)
●
±1
LSB
VOS-VOUT
Offset Voltage
VOS = VOUTn – VIOUTn, No Load on VOUTn
●
1.6
±10
mV
Output Voltage Drift
No Load on VOUTn
0.17
μV/°C
VOUT
Load Regulation
0.1V < VOUTn < VDD – 1.5V, IVOUTn Source = 1mA
–57
ppm/mA
0.1V < VOUTn < VDD – 1.5V, IVOUTn Sink = 1mA
100
ppm/mA
Leakage Current
VOUTn High-Z, 0V ≤ VOUTn ≤ VDD
●
1
±100
nA
Short-Circuit Current Low
VOUTn Shorted to GND
●
–50
mA
Short-Circuit Current High
VOUTn Shorted to VDD
●
50
mA
Soft Connect Comparator Characteristics (CMP0, CMP1)
VOS
Offset Voltage
±3
mV
Temperature Sensor Characteristics
TMP
Gain
0.25
°C/LSB
12VIN Voltage Divider Characteristics
GAIN_12VIN Gain
●
0.329
0.333
0.335
V/V
Digital Inputs SCL, SDA, GPIO_CFG, GPIO_0, GPIO_1
VIH
Input High Threshold Voltage
SDA, SCL
●
2.1
V
GPIO_CFG, GPIO_0, GIPO_1
●
1.6
V
VIL
Input Low Threshold Voltage
SDA, SCL
●
1.5
V
GPIO_CFG, GPIO_0, GIPO_1
●
1.0
V
VHYST
Input Hysteresis
0.08
V
ILEAK
Input Leakage Current
0V ≤ VIN ≤ 6V
●
±1
μA
CIN
Input Capacitance
10
pF
Three State Inputs ASEL[1:0]
VIH_ASEL
Input High Threshold Voltage
●
VDD – 0.5
V
VIL_ASEL
Input Low Threshold Voltage
●
0.5
V
IIN,HL
High, Low Input Current
ASEL[1:0] = 0, VDD
●
±20
μA
IIN,Z
High Z Input Current
●
±2
μA
Open Drain Outputs SDA, GPIO_CFG, GPIO_0, GPIO_1, ⎯A⎯L⎯E⎯R⎯T
VOL
Output Low Voltage
ISINK = 3mA
●
0.4
V
IOH
Input Leakage Current
0V ≤ VIN ≤ 6V
●
±1
μA
The ● denotes the specifications which apply over the full operating
temperature range, otherwise specifications are at TA = 25°C. V12VIN = 12V, VDD and REF pins floating unless otherwise indicated,
CVDD = 100nF and CREF = 100nF.



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