參數(shù)資料
型號: LTC2757ACLX#PBF
廠商: LINEAR TECHNOLOGY CORP
元件分類: DAC
英文描述: PARALLEL, WORD INPUT LOADING, 2.1 us SETTLING TIME, 18-BIT DAC, PQFP48
封裝: 7 X 7 MM, LEAD FREE, PLASTIC, MS-026, LQFP-48
文件頁數(shù): 14/20頁
文件大?。?/td> 259K
代理商: LTC2757ACLX#PBF
LTC2757
3
2757f
ELECTRICAL CHARACTERISTICS V
DD = 5V, V(RIN) = 5V unless otherwise specied. The l denotes the
specications which apply over the full operating temperature range, otherwise specications are at TA = 25°C.
SYMBOL
PARAMETER
CONDITIONS
LTC2757B
LTC2757A
UNITS
MIN
TYP
MAX
MIN
TYP
MAX
Static Performance
Resolution
l
18
Bits
Monotonicity
l
18
Bits
DNL
Differential Nonlinearity
l
±1
±0.4
±1
LSB
INL
Integral Nonlinearity
l
±2
±0.4
±1
LSB
GE
Gain Error
GEADJ: 0V, All Output Ranges
l
±48
±5
±32
LSB
GETC
Gain Error Temperature Coefcient
(Note 3)
±0.25
ppm/°C
BZE
Bipolar Zero Error
All Bipolar Ranges
l
±36
±3
±24
LSB
BZSTC
Bipolar Zero Temperature Coefcient
(Note 3)
±0.15
ppm/°C
PSR
Power Supply Rejection
VDD = 5V, ±10%
VDD = 3V, ±10%
l
±1.6
±4
±0.15
±0.4
±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
R1, R2
Reference Inverting Resistors
(Note 4)
l
16
20
k
Ω
RREF
DAC Input Resistance
(Note 5)
l
810
k
Ω
RFB
Feedback Resistor
(Note 6)
l
810
k
Ω
ROFS
Bipolar Offset Resistor
(Note 6)
l
16
20
k
Ω
RVOSADJ
Offset Adjust Resistor
l
1024
1280
k
Ω
RGEADJ
Gain Adjust Resistor
l
2048
2560
k
Ω
CIOUT1
Output Capacitance
Full-Scale
Zero-Scale
90
40
pF
Dynamic Performance
Output Settling Time
Span Code = 000, 10V Step (Note 7)
To ±0.0004% FS
2.1
μs
Glitch Impulse
VDD = 5V (Note 8)
VDD = 3V (Note 8)
3
1.4
nVs
Digital-to-Analog Glitch Impulse
VDD = 5V (Note 9)
VDD = 3V (Note 9)
4
1.8
nVs
Reference Multiplying Bandwidth
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
THD
Total Harmonic Distortion
(Note 10) Multiplying
–110
dB
Output Noise Voltage Density
(Note 11) at IOUT1
13
nV/√Hz
VDD = 5V, V(RIN) = 5V unless otherwise specied. The l denotes specications that apply over the full operating temperature range,
otherwise specications are at TA = 25°C.
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