LTC2492 Linear Technology, LTC2492 Datasheet - Page 3

• Manufacturer Part Number: LTC2492
• Description: 24-Bit 2-/4-Channel ADC
• Manufacturer: Linear Technology

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CONVERTER CHARACTERISTICS
ELECTRICAL CHARACTERISTICS (2X SPEED)
full operating temperature range, otherwise specifi cations are at T
PARAMETER
Resolution (No Missing Codes)
Integral Nonlinearity
Offset Error
Offset Error Drift
Positive Full-Scale Error
Positive Full-Scale Error Drift
Negative Full-Scale Error
Negative Full-Scale Error Drift
Output Noise
temperature range, otherwise specifi cations are at T
PARAMETER
Input Common Mode Rejection DC
Input Common Mode Rejection 50Hz ±2%
Input Common Mode Rejection 60Hz ±2%
Input Normal Mode Rejection 50Hz ±2%
Input Normal Mode Rejection 60Hz ±2%
Input Normal Mode Rejection 50Hz/60Hz ±2%
Reference Common Mode Rejection DC
Power Supply Rejection DC
Power Supply Rejection, 50Hz ±2%
Power Supply Rejection, 60Hz ±2%
CONDITIONS
0.1V ≤ V
5V ≤ V
2.7V ≤ V
2.5V ≤ V
2.5V ≤ V
2.5V ≤ V
2.5V ≤ V
2.5V ≤ V
2.5V ≤ V
5V ≤ V
CC
CC
REF
CC
REF
REF
REF
REF
REF
REF
≤ 5.5V, V
≤ 2.5V, V
CONDITIONS
2.5V ≤ V
2.5V ≤ V
2.5V ≤ V
2.5V ≤ V
2.5V ≤ V
2.5V ≤ V
2.5V ≤ V
V
V
V
≤5.5V, V
REF
REF
REF
≤ V
≤ V
≤ V
≤ V
≤ V
≤ V
≤ V
CC
CC
CC
CC
CC
CC
CC
= 2.5V, IN
= 2.5V, IN
= 2.5V, IN
, –FS ≤ V
, GND ≤ IN
, GND ≤ IN
, IN
, IN
, IN
, IN
REF
REF
REF
REF
REF
REF
REF
REF
REF
A
REF
+
+
+
+
= 25°C. (Note 3)
= 5V, V
= 5V, GND ≤ IN
≤ V
≤ V
≤ V
≤ V
≤ V
≤ V
≤ V
= 0.75V
= 0.75V
= 0.25V
= 0.25V
= 2.5V, V
+
+
+
CC
CC
CC
CC
CC
CC
CC
IN
= IN
= IN
= IN
The
, GND ≤ IN
, GND ≤ IN
, GND ≤ IN
, GND ≤ IN
, GND ≤ IN
, GND ≤ IN
, GND ≤ IN
+
+
IN(CM)
≤ +FS (Note 5)
= IN
= IN
REF
REF
REF
REF
–
–
–
IN(CM)
●
= GND
= GND (Notes 7, 9)
= GND (Notes 8, 9)
, IN
, IN
, IN
, IN
–
–
denotes the specifi cations which apply over the full operating
A
= 2.5V (Note 6)
≤ V
≤ V
= 25°C. (Notes 3, 4)
+
–
–
–
–
= 1.2V (Note 6)
= IN
= 0.25V
= 0.25V
= 0.75V
= 0.75V
+
+
+
+
+
+
+
CC
CC
= IN
= IN
= IN
= IN
= IN
= IN
= IN
(Note 14)
–
≤ V
–
–
–
–
–
–
–
REF
REF
REF
REF
≤ V
≤ V
≤ V
≤ V
≤ V
≤ V
≤ V
CC
CC
CC
CC
CC
CC
CC
CC
The
(Note 5)
(Note 5)
(Note 5)
(Notes 5, 7)
(Notes 5, 8)
(Notes 5, 9)
(Note 5)
●
denotes the specifi cations which apply over the
●
●
●
●
●
MIN
●
●
●
●
●
●
●
24
MIN
140
140
140
110
110
120
87
0.85
TYP
100
0.2
0.1
0.1
2
1
TYP
120
120
140
120
120
120
MAX
10
25
25
2
LTC2492
MAX
ppm of V
ppm of V
ppm of V
ppm of V
ppm of V
ppm of V
μV
UNITS
UNITS
REF
REF
nV/°C
2492fb
3
RMS
Bits
mV
REF
REF
REF
/°C
REF
/°C
dB
dB
dB
dB
dB
dB
dB
dB
dB
dB