![](http://datasheet.mmic.net.cn/Linear-Technology/LTC2758AILX-PBF_datasheet_101619/LTC2758AILX-PBF_3.png)
LTC2758
3
2758fa
For more information www.linear.com/LTC2758
ELECTRICAL CHARACTERISTICS V
DD = 5V, V(RINX) = 5V unless otherwise specified. The l denotes the
specifications which apply over the full operating temperature range, otherwise specifications are at TA = 25°C.
SYMBOL
PARAMETER
CONDITIONS
LTC2758B
LTC2758A
UNITS
MIN
TYP
MAX
MIN
TYP
MAX
Static Performance
Resolution
l
18
Bits
Monotonicity
l
18
Bits
DNL
Differential Nonlinearity
l
±1
±0.2
±1
LSB
INL
Integral Nonlinearity
l
±2
±0.5
±1
LSB
GE
Gain Error
All Output Ranges
l
±48
±6
±32
LSB
Gain Error Temperature Coefficient
Gain/Temp
±0.25
ppm/°C
BZE
Bipolar Zero Error
All Bipolar Ranges
l
±36
±1
±24
LSB
Bipolar Zero Temperature Coefficient
±0.2
ppm/°C
Unipolar Zero-Scale Error
Unipolar Ranges (Note 3)
l
±0.03
±3.2
±0.03
±3.2
LSB
PSR
Power Supply Rejection
VDD = 5V, ±10%
VDD = 3V, ±10%
l
±1.6
±4
±0.1
±0.3
±0.8
±2
LSB/V
ILKG
IOUT1 Leakage Current
TA = 25°C
TMIN to TMAX
l
±0.05
±2
±5
±0.05
±2
±5
nA
SYMBOL
PARAMETER
CONDITIONS
MIN
TYP
MAX
UNITS
Analog Pins
Reference Inverting Resistors
(Note 4)
l
16
20
kΩ
RREF
DAC Input Resistance
(Notes 5, 6)
l
8
10
kΩ
RFB
Feedback Resistors
(Note 6)
l
8
10
kΩ
ROFS
Bipolar Offset Resistors
(Note 6)
l
16
20
kΩ
RVOSADJ
Offset Adjust Resistors
l
1024
1280
kΩ
RGEADJ
Gain Adjust Resistors
l
2048
2560
kΩ
CIOUT1
Output Capacitance
Full-Scale
Zero-Scale
90
40
pF
Dynamic Performance
Output Settling Time
Span Code = 0000, 10V Step. To ±0.0004%
FS (Note 7)
2.1
μs
Glitch Impulse
VDD = 5V (Note 8)
VDD = 3V (Note 8)
2
0.4
nVs
Digital-to-Analog Glitch Impulse
VDD = 5V (Note 9)
VDD = 3V (Note 9)
2.6
0.6
nVs
Reference Multiplying BW
0V to 5V Range,
Code = Full Scale, –3dB Bandwidth
1
MHz
Multiplying Feedthrough Error
0V to 5V Range, VREF = ±10V, 10kHz
Sine Wave
0.4
mV
Analog Crosstalk
(Note 10)
–109
dB
THD
Total Harmonic Distortion
(Note 11) Multiplying
–110
dB
Output Noise Voltage Density
(Note 12) at IOUT1
13
nV/√Hz
VDD = 5V, V(RINX) = 5V unless otherwise specified. The l denotes specifications that apply over the full operating temperature range,
otherwise specifications are at TA = 25°C.