LTC2183 Ver la hoja de datos (PDF) - Linear Technology
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LTC2183 Datasheet PDF : 36 Pages
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LTC2185/LTC2184/LTC2183
Converter Characteristics The l denotes the specifications which apply over the full operating
temperature range, otherwise specifications are at TA = 25°C. (Note 5)
LTC2185
LTC2184
LTC2183
PARAMETER
CONDITIONS
MIN TYP MAX MIN TYP MAX MIN TYP MAX UNITS
Resolution (No Missing Codes)
l 16
16
16
Bits
Integral Linearity Error
Differential Analog Input (Note 6) l –7.5 ±2 7.5 –7.5 ±2 7.5 –7.5 ±2 7.5
LSB
Differential Linearity Error
Differential Analog Input
l –0.9 ±0.5 0.9 –0.9 ±0.5 0.9 –0.9 ±0.5 0.9
LSB
Offset Error
(Note 7)
l –7 ±1.5 7 –7 ±1.5 7 –7 ±1.5 7
mV
Gain Error
Internal Reference
External Reference
±1.5
±1.5
±1.5
%FS
l –2.3 –0.9 0.3 –2.1 –0.8 0.4 –1.8 –0.5 0.8
%FS
Offset Drift
±10
±10
±10
µV/°C
Full-Scale Drift
Internal Reference
External Reference
±30
±30
±30
ppm/°C
±10
±10
±10
ppm/°C
Gain Matching
±0.3
±0.3
±0.3
%FS
Offset Matching
±1.5
±1.5
±1.5
mV
Transition Noise
3.4
3.5
3.2
LSBRMS
Analog Input The l denotes the specifications which apply over the full operating temperature range, otherwise
specifications are at TA = 25°C. (Note 5)
SYMBOL PARAMETER
CONDITIONS
MIN
TYP
MAX
UNITS
VIN
VIN(CM)
VSENSE
IINCM
Analog Input Range (AIN+ – AIN–)
1.7V < VDD < 1.9V
l
Analog Input Common Mode (AIN+ + AIN–)/2 Differential Analog Input (Note 8) l
External Voltage Reference Applied to SENSE External Reference Mode
l
Analog Input Common Mode Current
Per Pin, 125Msps
Per Pin, 105Msps
Per Pin, 80Msps
0.7
0.625
1 to 2
VCM
1.250
200
170
130
VP-P
1.25
V
1.300
V
µA
µA
µA
IIN1
Analog Input Leakage Current (No Encode) 0 < AIN+, AIN– < VDD
IIN2
PAR/SER Input Leakage Current
0 < PAR/SER < VDD
l
–1.5
l
–3
1.5
µA
3
µA
IIN3
SENSE Input Leakage Current
0.625 < SENSE < 1.3V
l
–3
3
µA
tAP
Sample-and-Hold Acquisition Delay Time
0
ns
tJITTER Sample-and-Hold Acquisition Delay Jitter
Single-Ended Encode
Differential Encode
0.07
psRMS
0.09
psRMS
CMRR Analog Input Common Mode Rejection Ratio
80
dB
BW-3B Full-Power Bandwidth
Figure 6 Test Circuit
550
MHz
218543f
4
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