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参数资料
| 型号： | LTC2620IUFD#PBF |
| 厂商： | LINEAR TECHNOLOGY CORP |
| 元件分类： | DAC |
| 英文描述： | SERIAL INPUT LOADING, 7 us SETTLING TIME, 12-BIT DAC, PQCC20 |
| 封装： | 4 X 5 MM, LEAD FREE, PLASTIC, MO-220, QFN-20 |
| 文件页数： | 14/20页 |
| 文件大小： | 338K |
| 代理商： | LTC2620IUFD#PBF |
LTC2600/LTC2610/LTC2620
3
2600fe
ELECTRICAL CHARACTERISTICS The l denotes specications which apply over the full operating
temperature range, otherwise specications are at TA = 25°C. VCC = 2.5V to 5.5V, VREF ≤ VCC, VOUT unloaded, unless otherwise noted.
SYMBOL PARAMETER
CONDITIONS
LTC2620
LTC2610
LTC2600
UNITS
MIN
TYP
MAX
MIN
TYP
MAX
MIN
TYP
MAX
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
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
IOUT = 0mA to 15mA Sinking
l
0.025
0.125
0.1
0.5
0.3
2
LSB/mA
VREF = VCC = 2.5V, Mid-Scale
IOUT = 0mA to 7.5mA Sourcing
IOUT = 0mA to 7.5mA Sinking
l
0.05
0.25
0.2
1
0.8
4
LSB/mA
ZSE
Zero-Scale Error
VCC = 5V, VREF = 4.096V Code = 0
1
9
1
9
1
9
mV
VOS
Offset Error
VCC = 5V, VREF = 4.096V (Note 7)
±1
±9
±1
±9
±1
±9
mV
VOS Temperature
Coefcient
±3
μV/°C
GE
Gain Error
VCC = 5V, VREF = 4.096V
±0.2
±0.7
±0.2
±0.7
±0.2
±0.7
%FSR
Gain Temperature
Coefcient
±6.5
ppm/°C
SYMBOL PARAMETER
CONDITIONS
LTC2600/LTC2610/LTC2620
UNITS
MIN
TYP
MAX
PSR
Power Supply Rejection
VCC = ±10%
–80
dB
ROUT
DC Output Impedance
VREF = VCC = 5V, Mid-Scale; –15mA ≤ IOUT ≤ 15mA
VREF = VCC = 2.5V, Mid-Scale; –7.5mA ≤ IOUT ≤ 7.5mA
l
0.025
0.030
0.15
Ω
DC Crosstalk (Note 4)
Due to Full-Scale Output Change (Note 5)
Due to Load Current Change
Due to Powering Down (per Channel)
±10
±3.5
±7.3
μV
μV/mA
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
VCC = 2.5V, VREF = 5.6V
Code: Zero-Scale; Forcing Output to VCC
Code: Full-Scale; Forcing Output to GND
l
7.5
18
24
50
mA
Reference Input
Input Voltage Range
l
0VCC
V
Resistance
Normal Mode
l
11
16
20
kΩ
Capacitance
90
pF
IREF
Reference Current, Power-Down
Mode
All DACs Powered Down
l
0.001
1
μA
The
l denotes specications which apply over the full operating temperature range, otherwise specications are at TA = 25°C.
VCC = 2.5V to 5.5V, VREF ≤ VCC, VOUT unloaded, unless otherwise noted.
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