LTC2190 Ver la hoja de datos (PDF) - Linear Technology
Número de pieza
componentes Descripción
Lista de partido
LTC2190 Datasheet PDF : 28 Pages
| |||
LTC2192
LTC2191/LTC2190
CONVERTER CHARACTERISTICS The l denotes the specifications which apply over the full operating
temperature range, otherwise specifications are at TA = 25°C. (Note 5)
PARAMETER
CONDITIONS
Resolution (No Missing Codes)
Integral Linearity Error
Differential Analog Input
(Note 6)
Differential Linearity Error
Differential Analog Input
Offset Error
(Note 7)
Gain Error
Internal Reference
External Reference
Offset Drift
Full-Scale Drift
Internal Reference
External Reference
Gain Matching
Offset Matching
Transition Noise
LTC2192
MIN TYP MAX
l 16
l tbd ±2 tbd
LTC2191
MIN TYP MAX
16
tbd ±2 tbd
LTC2190
MIN TYP MAX
16
tbd ±2 tbd
UNITS
Bits
LSB
l –1 ±0.5 1 –1 ±0.5 1 –1 ±0.5 1
LSB
l –9 ±1.5 9 –9 ±1.5 9 –9 ±1.5 9
mV
±1.5
±1.5
±1.5
%FS
l –2.1 –0.6 0.9 –2.1 –0.6 0.9 –2.1 –0.6 0.9
%FS
±10
±10
±10
µV/°C
±30
±30
±30
ppm/°C
±10
±10
±10
ppm/°C
±0.3
±0.3
±0.3
%FS
±1.5
±1.5
±1.5
mV
3.3
3.3
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
VIN
VIN(CM)
VSENSE
IINCM
PARAMETER
Analog Input Range (AIN+ – AIN–)
Analog Input Common Mode (AIN+ + AIN–)/2
External Voltage Reference Applied to SENSE
Analog Input Common Mode Current
IIN1
IIN2
IIN3
tAP
tJITTER
Analog Input Leakage Current (No Encode)
PAR/SER Input Leakage Current
SENSE Input Leakage Current
Sample-and-Hold Acquisition Delay Time
Sample-and-Hold Acquisition Delay Jitter
CMRR Analog Input Common Mode Rejection Ratio
BW–3B Full-Power Bandwidth
CONDITIONS
1.7V < VDD < 1.9V
Differential Analog Input (Note 8)
External Reference Mode
Per Pin, 65Msps
Per Pin, 40Msps
Per Pin, 25Msps
0 < AIN+, AIN– < VDD
0 < PAR/SER < VDD
0.625V < SENSE < 1.3V
Single-Ended Encode
Differential Encode
Figure 6 Test Circuit
MIN
l
l 0.7
l 0.625
l –1
l –3
l –6
TYP
1 to 2
VCM
1.250
104
64
40
0
0.07
0.09
80
550
MAX
1.25
1.300
1
3
6
UNITS
VP-P
V
V
µA
µA
µA
µA
µA
µA
ns
psRMS
psRMS
dB
MHz
219210p
3
Share Link: 