2600 查看數據表（PDF） - Linear Technology
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2600 Datasheet PDF : 20 Pages
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LTC2600/LTC2610/LTC2620
ELECTRICAL CHARACTERISTICS The l denotes specifications which apply over the full operating
temperature range, otherwise specifications are at TA = 25°C. VCC = 2.5V to 5.5V, VREF ≤ VCC, VOUT unloaded, unless otherwise noted.
SYMBOL PARAMETER
CONDITIONS
LTC2620
LTC2610
LTC2600
MIN TYP MAX MIN TYP MAX MIN TYP MAX
UNITS
DC Performance
Resolution
l 12
14
16
Bits
Monotonicity
VCC = 5V, VREF = 4.096V (Note 2) l 12
14
16
Bits
DNL
Differential Nonlinearity VCC = 5V, VREF = 4.096V (Note 2) l
±0.5
±1
±1
LSB
INL
Integral Nonlinearity
VCC = 5V, VREF = 4.096V (Note 2) l
±0.75 ±4
±3 ±16
±12 ±64
LSB
Load Regulation
VREF = VCC = 5V, Mid-Scale
IOUT = 0mA to 15mA Sourcing l
IOUT = 0mA to 15mA Sinking l
0.025 0.125
0.025 0.125
0.1 0.5
0.1 0.5
0.3 2 LSB/mA
0.3 2 LSB/mA
VREF = VCC = 2.5V, Mid-Scale
IOUT = 0mA to 7.5mA Sourcing l
IOUT = 0mA to 7.5mA Sinking l
0.05 0.25
0.05 0.25
0.2 1
0.2 1
0.8 4 LSB/mA
0.8 4 LSB/mA
ZSE
Zero-Scale Error
VCC = 5V, VREF = 4.096V Code = 0
19
19
19
mV
VOS
Offset Error
VCC = 5V, VREF = 4.096V (Note 7)
±1 ±9
±1 ±9
±1 ±9
mV
VOS Temperature
Coefficient
±3
±3
±3
μV/°C
GE
Gain Error
Gain Temperature
Coefficient
VCC = 5V, VREF = 4.096V
±0.2 ±0.7
±6.5
±0.2 ±0.7
±6.5
±0.2 ±0.7 %FSR
±6.5
ppm/°C
The l denotes specifications which apply over the full operating temperature range, otherwise specifications are at TA = 25°C.
VCC = 2.5V to 5.5V, VREF ≤ VCC, VOUT unloaded, unless otherwise noted.
SYMBOL PARAMETER
CONDITIONS
LTC2600/LTC2610/LTC2620
MIN
TYP
MAX
UNITS
PSR Power Supply Rejection
ROUT DC Output Impedance
DC Crosstalk (Note 4)
VCC = ±10%
VREF = VCC = 5V, Mid-Scale; –15mA ≤ IOUT ≤ 15mA l
VREF = VCC = 2.5V, Mid-Scale; –7.5mA ≤ IOUT ≤ 7.5mA l
Due to Full-Scale Output Change (Note 5)
Due to Load Current Change
Due to Powering Down (per Channel)
–80
dB
0.025 0.15
Ω
0.030 0.15
Ω
±10
μV
±3.5
μV/mA
±7.3
μV
ISC
Short-Circuit Output Current
VCC = 5.5V, VREF = 5.6V
Code: Zero-Scale; Forcing Output to VCC
Code: Full-Scale; Forcing Output to GND
l 15
34
60
mA
l 15
34
60
mA
VCC = 2.5V, VREF = 5.6V
Code: Zero-Scale; Forcing Output to VCC
Code: Full-Scale; Forcing Output to GND
l 7.5
18
50
mA
l 7.5
24
50
mA
Reference Input
Input Voltage Range
Resistance
Normal Mode
l
0
VCC
V
l 11
16
20
kΩ
Capacitance
90
pF
IREF
Reference Current, Power-Down
Mode
All DACs Powered Down
l
0.001
1
μA
2600fe
3
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