LTC2494CUHF-PBF LINER [Linear Technology], LTC2494CUHF-PBF Datasheet - Page 3

• Manufacturer Part Number: LTC2494CUHF-PBF
• Description: 16-Bit 8-/16-Channel ?? ADC with PGA and Easy Drive Input Current Cancellation
• Manufacturer: LINER [Linear Technology]

CONVERTER CHARACTERISTICS
ELECTRICAL CHARACTERISTICS (2X SPEED)
ELECTRICAL CHARACTERISTICS (NORMAL 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
Programmable Gain
temperature range, otherwise specifi cations are at T
PARAMETER
Input Common Mode Rejection DC
Input Common Mode Rejection 60Hz ±2%
Input Common Mode Rejection 50Hz ±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%
apply over the 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
Total Unadjusted Error
Output Noise
Internal PTAT Signal
Internal PTAT Temperature Coeffi cient
Programmable Gain
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
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
5V ≤ V
2.7V ≤ V
2.7V ≤ V
GND ≤ IN
T
A
= 27°C (Note 14)
CC
CC
CC
CC
CC
REF
CC
REF
REF
REF
REF
REF
REF
REF
CC
REF
REF
REF
REF
REF
REF
CC
CC
≤ 5.5V, V
≤ 2.5V, V
+
≤ 5.5V, V
≤ 5.5V, V
≤ 5.5V, 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
= IN
≤5.5V, V
≤ 5.5V, V
≤ 5.5V, V
≤ 5.5V, 2.5V ≤ V
REF
REF
REF
≤ V
≤ V
≤ V
≤ V
≤ V
≤ V
≤ V
≤ V
≤ V
≤ V
≤ V
≤ V
≤ V
≤ V
–
CC
CC
CC
CC
CC
CC
CC
CC
CC
CC
CC
CC
CC
CC
= 2.5V, IN
= 2.5V, IN
= 2.5V, IN
≤ V
, –FS ≤ V
, GND ≤ IN
, GND ≤ IN
, IN
, IN
, IN
, IN
, –FS ≤ V
, GND ≤ IN
, GND ≤ IN
, IN
, IN
, IN
, IN
REF
REF
REF
REF
REF
REF
REF
REF
REF
REF
REF
REF
A
REF
CC
REF
REF
+
+
+
+
= 25°C. (Note 3)
+
+
+
+
= 5V, V
= 5V, GND ≤ IN
= 5V, V
= 2.5V, V
= 5V, V
= 0.75V
= 0.75V
= 0.25V
= 0.25V
≤ V
≤ V
≤ V
≤ V
≤ V
≤ V
≤ V
= 0.75V
= 0.75V
= 0.25V
= 0.25V
(Note 13)
= 2.5V, V
= 2.5V, V
= 2.5V, V
+
+
+
CC
CC
CC
CC
CC
CC
CC
IN
IN
= IN
= IN
= IN
The
REF
, GND ≤ IN
, GND ≤ IN
, GND ≤ IN
, GND ≤ IN
, GND ≤ IN
, GND ≤ IN
, GND ≤ IN
+
+
+
+
IN(CM)
≤ +FS (Note 5)
≤ +FS (Note 5)
IN(CM)
IN(CM)
= IN
= IN
= IN
= IN
REF
REF
REF
REF
REF
REF
REF
REF
IN(CM)
–
–
–
≤ V
IN(CM)
●
= GND
= GND (Notes 7, 9)
= GND (Notes 8, 9)
IN(CM)
IN(CM)
, IN
, IN
, IN
, IN
, IN
, IN
, IN
, IN
–
–
–
–
CC
denotes the specifi cations which apply over the full operating
A
= 2.5V (Note 6)
= 2.5V (Note 6)
= 2.5V
≤ V
≤ V
≤ V
≤ V
,
–
–
–
–
+
–
–
–
–
= 25°C. (Notes 3, 4)
= 1.25V
= 1.25V (Note 6)
= 0.25V
= 0.25V
= 0.75V
= 0.75V
= IN
= 0.25V
= 0.25V
= 0.75V
= 0.75V
+
+
+
+
+
+
+
CC
CC
CC
CC
= 1.25V (Note 6)
= 1.25V
= IN
= IN
= IN
= IN
= IN
= IN
= IN
(Note 14)
(Note 14)
–
≤ V
–
–
–
–
–
–
–
REF
REF
REF
REF
≤ V
≤ V
≤ V
≤ V
≤ V
≤ V
≤ V
REF
REF
REF
REF
CC
CC
CC
CC
CC
CC
CC
CC
The
A
(Note 5)
(Note 5)
(Note 5)
(Notes 5, 7)
(Notes 5, 8)
(Notes 5, 9)
(Note 5)
= 25°C. (Notes 3, 4)
●
denotes the specifi cations which apply over the
●
●
●
●
●
●
●
●
●
●
The
MIN
MIN
27.8
●
●
●
●
●
●
●
16
16
1
1
●
denotes the specifi cations which
MIN
140
140
140
110
110
120
87
0.85
28.0
93.5
TYP
100
TYP
0.2
0.1
0.1
0.5
0.1
0.1
0.6
10
15
15
15
2
1
2
1
TYP
120
120
140
120
120
120
MAX
MAX
28.2
128
256
20
32
32
20
32
32
2
5
LTC2494
MAX
ppm of V
ppm of V
ppm of V
ppm of V
ppm of V
ppm of V
ppm of V
ppm of V
ppm of V
ppm of V
ppm of V
ppm of V
ppm of V
ppm of V
ppm of V
μV
UNITS
UNITS
μV
REF
REF
UNITS
REF
REF
nV/°C
nV/°C
μV/°C
2494fb
3
RMS
RMS
Bits
Bits
mV
REF
REF
REF
/°C
REF
/°C
mV
REF
REF
REF
/°C
REF
/°C
REF
REF
REF
dB
dB
dB
dB
dB
dB
dB
dB
dB
dB
μV