LTC1660 查看數據表（PDF） - Linear Technology
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LTC1660 Datasheet PDF : 18 Pages
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LTC1665/LTC1660
ELECTRICAL CHARACTERISTICS The l denotes specifications which apply over the full operating
temperature range, otherwise specifications are at TA = 25°C. VCC = 2.7V to 5.5V, VREF ≤ VCC, VOUT unloaded, unless otherwise noted.
SYMBOL PARAMETER
Accuracy
Resolution
Monotonicity
DNL Differential Nonlinearity
INL
Integral Nonlinearity
VOS
Offset Error
VOS Temperature Coefficient
FSE Full-Scale Error
Full-Scale Error Temperature Coefficient
PSR Power Supply Rejection
CONDITIONS
VREF ≤ VCC – 0.1V (Note 2)
VREF ≤ VCC – 0.1V (Note 2)
VREF ≤ VCC – 0.1V (Note 2)
(Note 7)
VCC = 5V, VREF = 4.096V
VREF = 2.5V
LTC1665
LTC1660
MIN TYP MAX MIN TYP MAX UNITS
l8
10
Bits
l8
10
Bits
l
± 0.1 ±0.5
±0.2 ±0.75 LSB
l
±0.2 ±1.0
±0.6 ±2.5 LSB
l
±10 ±30
±10 ±30
mV
l
±15
±15
μV/°C
l
±1 ±4
±3 ±15 LSB
l
±30
±30
μV/°C
0.045
0.18
LSB/V
The l denotes specifications which apply over the full operating temperature range, otherwise specifications are at TA = 25°C.
VCC = 2.7V to 5.5V, VREF ≤ VCC, VOUT unloaded, unless otherwise noted.
SYMBOL PARAMETER
CONDITIONS
MIN TYP MAX
Reference Input
Input Voltage Range
Resistance
Not in Sleep Mode
l
0
l 35
VCC
65
Capacitance
(Note 6)
15
IREF
Reference Current
Power Supply
Sleep Mode
l
0.001
1
VCC
Positive Supply Voltage
ICC
Supply Current
For Specified Performance
VCC = 5V (Note 3)
VCC = 3V (Note 3)
Sleep Mode (Note 3)
l 2.7
5.5
l
450
730
l
340
530
l
1
3
DC Performance
Short-Circuit Current Low
VOUT = 0V, VCC = 5.5V, VREF = 5.1V, Code = Full
Scale
l 10
30
100
Short-Circuit Current High
AC Performance
VOUT = VCC = 5.5V, VREF = 5.1V, Code = 0
l 10
27
120
Voltage Output Slew Rate
Rising (Notes 4, 5)
0.60
Falling (Notes 4, 5)
0.25
Voltage Output Settling Time
To ±0.5LSB (Notes 4, 5)
30
Capacitive Load Driving
1000
Digital I/O
VIH
Digital Input High Voltage
VIL
Digital Input Low Voltage
VCC = 2.7V to 5.5V
VCC = 2.7V to 3.6V
VCC = 4.5V to 5.5V
VCC = 2.7V to 5.5V
l 2.4
l 2.0
l
0.8
l
0.6
VOH
Digital Output High Voltage
IOUT = –1mA, DOUT Only
l VCC – 1
VOL
Digital Output Low Voltage
IOUT = 1mA, DOUT Only
l
0.4
ILK
Digital Input Leakage
VIN = GND to VCC
l
±10
CIN
Digital Input Capacitance
(Note 6)
l
10
UNITS
V
kΩ
pF
μA
V
μA
μA
μA
mA
mA
V/μs
V/μs
μs
pF
V
V
V
V
V
V
μA
pF
166560fa
3
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