LTC2668CUJ-16TRPBF View Datasheet(PDF) - Linear Technology
Part Name
Description
MFG CO.
LTC2668CUJ-16TRPBF
Linear Technology
'LTC2668CUJ-16TRPBF' PDF : 28 Pages View PDF
LTC2668
Electrical Characteristics The l denotes the specifications which apply over the full operating
temperature range, otherwise specifications are at TA = 25°C. AVP = 5V, OVP = 5V, V+ = 15V, V– = –15V, VREF = 2.5V, VOUT unloaded
unless otherwise specified.
LTC2668-16/LTC2668-12
SYMBOL PARAMETER
DC Performance
Resolution
Monotonicity
DNL
Differential Nonlinearity
INL
Integral Nonlinearity
All Ranges (Note 3)
VOS
Unipolar Offset Error
VOS Temperature Coefficient
ZSE
Single-Supply Zero-Scale Error
BZE
Bipolar Zero Error
BZE Temperature Coefficient
GE
Gain Error
Gain Temperature Coefficient
PSR
Power Supply Rejection
All Ranges
CONDITIONS
All Ranges (Note 3)
All Ranges (Note 3)
V+/V– = ±15V
V– = GND (Note 3)
C-Grade, I-Grade
H-Grade
0V to 5V Range
0V to 10V Range
All Unipolar Ranges
All Unipolar Ranges,
V– = GND
All Bipolar Ranges
All Bipolar Ranges
All Ranges, External Reference
AVP = 5V, ±10%
V+/V– = ±15V, ±5%
LTC2668-12
LTC2668-16
MIN TYP MAX MIN TYP MAX
UNITS
l 12
16
Bits
l 12
16
Bits
l
±0.05 ±0.5
±0.2 ±1
LSB
l
±0.2 ±1
±2.2 ±4
LSB
l
±0.2 ±1
l
±0.2 ±1
l
±1 ±2
l
±2 ±4
1
l
24
±2.2 ±4
LSB
±2.2 ±5
LSB
±1 ±2
mV
±2 ±4
mV
1
ppm/°C
24
mV
l
±0.02 ±0.08
±0.02 ±0.08 %FSR
1
1
ppm/°C
l
±0.02 ±0.08
±0.02 ±0.08 %FSR
2
2
ppm/°C
0.1
0.001
1
LSB/V
0.01
LSB/V
SYMBOL PARAMETER
VOUT
Output Voltage Swing
Load Regulation
ROUT
DC Output Impedance
DC Crosstalk (Note 5)
0V to 5V Range
ISC
V+/V– Short-Circuit Output Current
(Note 6)
Reference
Reference Output Voltage
Reference Temperature Coefficient
Reference Line Regulation
Reference Short-Circuit Current
CONDITIONS
To V– (Unloaded, V– = GND)
To V+ (Unloaded, V+ = 5V)
To V– (–10mA ≤ IOUT ≤ 10mA)
To V+ (–10mA ≤ IOUT ≤ 10mA)
–10mA ≤ IOUT ≤ 10mA
(Note 4)
–10mA ≤ IOUT ≤ 10mA
(Note 4)
Due to Full-Scale Output Change
Due to Load Current Change
Due to Powering Down (per Channel)
AVP = 5.5V, V+/ V– = ±15.75V, VREF = 2.5V,
±10V Output Range
Code: Zero-Scale; Forcing Output to GND
Code: Full-Scale; Forcing Output to GND
(Note 7)
AVP ±10%
AVP = 5.5V, Forcing Output to GND
MIN
TYP
MAX
UNITS
V– + 0.004
V
V+ – 0.004
V
l
V– + 1.4
V
l V + – 1.4
V
l
78
150
µV/mA
l
0.078
0.15
Ω
±1
µV
±2
µV/mA
±4
µV
l
16
l
–40
42
mA
–14.5
mA
2.495
2.5
2.505
V
±2
±10 ppm/°C
50
µV/V
l
5
mA
2668fa
4
For more information www.linear.com/LTC2668
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