LTC2498IUHF#PBF Linear Technology, LTC2498IUHF#PBF Datasheet - Page 3
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LTC2498IUHF#PBF
Manufacturer Part Number
LTC2498IUHF#PBF
Description
IC ADC 24BIT 16CH 38-QFN
Manufacturer
Linear Technology
Datasheet
1.LTC2498CUHFPBF.pdf
(38 pages)
Specifications of LTC2498IUHF#PBF
Number Of Bits
24
Sampling Rate (per Second)
7.5
Data Interface
MICROWIRE™, Serial, SPI™
Number Of Converters
1
Power Dissipation (max)
480µW
Voltage Supply Source
Single Supply
Operating Temperature
-40°C ~ 85°C
Mounting Type
Surface Mount
Package / Case
38-WFQFN, Exposed Pad
Number Of Elements
1
Resolution
24Bit
Architecture
Delta-Sigma
Sample Rate
0.008KSPS
Input Polarity
Bipolar
Input Type
Voltage
Rated Input Volt
±2.75V
Differential Input
Yes
Power Supply Requirement
Single
Single Supply Voltage (typ)
3.3/5V
Single Supply Voltage (min)
2.7V
Single Supply Voltage (max)
5.5V
Dual Supply Voltage (typ)
Not RequiredV
Dual Supply Voltage (min)
Not RequiredV
Dual Supply Voltage (max)
Not RequiredV
Integral Nonlinearity Error
10ppm of Vref
Operating Temp Range
-40C to 85C
Operating Temperature Classification
Industrial
Mounting
Surface Mount
Pin Count
38
Package Type
QFN EP
Lead Free Status / RoHS Status
Lead free / RoHS Compliant
Available stocks
Company
Part Number
Manufacturer
Quantity
Price
converter characteristics
electrical characteristics (norMal speeD)
electrical characteristics (2x speeD)
apply over the full operating temperature range, otherwise specifications are at T
PARAMETER
Negative Full-Scale Error Drift
Total Unadjusted Error
Output Noise
Internal PTAT Signal
Internal PTAT Temperature Coefficient
full operating temperature range, otherwise specifications 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 specifications 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%
analog input anD reFerence
SYMBOL
IN
temperature range, otherwise specifications are at T
+
PARAMETER
Absolute/Common Mode IN
(IN
+
Corresponds to the Selected Positive Input Channel)
CONDITIONS
2.5V ≤ V
5V ≤ V
5V ≤ V
2.7V ≤ V
5.5V < V
GND ≤ IN
T
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
A
= 27°C (Note 5)
+
Voltage
CC
CC
CC
CC
REF
CC
CC
REF
CC
REF
REF
REF
REF
REF
REF
≤ 5.5V, V
≤ 5.5V, V
+
≤ 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
= IN
< 2.7V, 2.5V ≤ V
≤ 5.5V, V
≤5.5V, V
REF
REF
REF
≤ V
≤ V
≤ V
≤ V
≤ V
≤ V
≤ V
≤ V
–
CC
CC
CC
CC
CC
CC
CC
CC
= 2.5V, IN
= 2.5V, IN
= 2.5V, IN
≤ V
, IN
, –FS ≤ V
, GND ≤ IN
, GND ≤ IN
, IN
, IN
, IN
, IN
REF
REF
REF
REF
REF
REF
REF
REF
REF
REF
REF
REF
A
A
REF
CC
+
+
+
+
+
= 25°C. (Note 3)
= 2.5V, V
= 5V, V
= 25°C. (Note 3)
= 5V, V
= 5V, GND ≤ IN
= 0.25V
(Note 13)
= 0.75V
= 0.75V
= 0.25V
= 0.25V
≤ V
≤ V
≤ V
≤ V
≤ V
≤ V
≤ V
= 2.5V, V
= 2.5V, V
+
+
+
CC
CC
CC
CC
CC
CC
CC
IN
= IN
= IN
= IN
REF
The
, GND ≤ IN
, GND ≤ IN
, GND ≤ IN
, GND ≤ IN
, GND ≤ IN
, GND ≤ IN
, GND ≤ IN
+
+
IN(CM)
IN(CM)
≤ +FS (Note 5)
= IN
= IN
REF
IN(CM)
≤ V
REF
REF
REF
REF
–
–
–
IN(CM)
IN(CM)
l
= GND
= GND (Notes 7, 9)
= GND (Notes 8, 9)
The
CONDITIONS
, IN
, IN
, IN
, IN
, IN
CC
–
–
denotes the specifications which apply over the full operating
= 2.5V
= 2.5V (Note 6)
A
≤ V
≤ V
,
–
+
= 1.25V
–
–
–
–
= 25°C. (Notes 3, 4)
l
= 1.2V (Note 6)
= 0.75V
= IN
= 0.25V
= 0.25V
= 0.75V
= 0.75V
= 1.25V
+
+
+
+
+
+
+
CC
CC
denotes the specifications which apply over the full operating
= IN
= IN
= IN
= IN
= IN
= IN
= IN
(Note 14)
–
≤ V
–
–
–
–
–
–
–
REF
REF
REF
REF
REF
≤ V
≤ V
≤ V
≤ V
≤ V
≤ V
≤ V
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)
l
denotes the specifications which apply over the
l
l
l
l
The
27.8
MIN
MIN
GND – 0.3V
l
l
l
l
l
l
l
24
l
MIN
denotes the specifications which
MIN
140
140
140
110
110
120
87
28.0
93.5
0.85
TYP
TYP
100
0.1
0.6
0.5
0.1
0.1
15
15
15
2
1
TYP
TYP
120
120
140
120
120
120
MAX
MAX
28.2
10
25
25
2
LTC2498
V
CC
MAX
MAX
+ 0.3V
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
µV
UNITS
UNITS
UNITS
UNITS
REF
REF
REF
µV/°C
nV/°C
2498fe
RMS
RMS
Bits
mV
mV
/°C
REF
REF
REF
REF
REF
REF
/°C
REF
/°C
dB
dB
dB
dB
dB
dB
dB
dB
dB
dB
V