LTC2498IUHF#PBF Linear Technology, LTC2498IUHF#PBF Datasheet - Page 7
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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
typical perForMance characteristics
–0.1
–0.3
–0.2
1.0
0.9
0.4
1.0
0.9
0.8
0.7
0.6
0.5
0.4
0.8
0.7
0.6
0.5
0.1
0.3
0.2
0
–2.5
2.7
–45
RMS Noise
vs Input Differential Voltage
RMS Noise vs V
Offset Error vs Temperature
V
V
V
T
V
V
V
T
V
V
V
V
f
O
CC
REF
IN(CM)
A
REF
IN
IN(CM)
A
CC
REF
IN
IN(CM)
–30
–2
= GND
= 25°C
= 25°C
3.1
= 0V
= 0V
= 5V
INPUT DIFFERENTIAL VOLTAGE (V)
= 5V
= 5V
= 2.5V
= 5V
–1.5
–15
= 2.5V
= GND
= GND
3.5
–1
TEMPERATURE (°C)
0
–0.5
3.9
V
15
CC
CC
0
(V)
30
4.3
0.5
45
4.7
1
60
1.5
5.1
75
2498 G10
2498 G13
2498 G16
2
5.5
2.5
90
–0.1
–0.2
–0.3
1.0
0.9
0.8
0.7
0.6
0.5
0.4
1.0
0.9
0.8
0.7
0.6
0.5
0.4
0.3
0.2
0.1
0
–1
2.7
0
RMS Noise vs V
RMS Noise vs V
Offset Error vs V
V
V
V
V
T
V
V
V
T
REF
REF
V
V
T
A
CC
IN
IN(CM)
A
CC
REF
IN
IN(CM)
IN
IN(CM)
A
= 25°C
= 25°C
= 25°C
3.1
= 0V
= 0V
+
–
= 5V
= 5V
= 0V
0
= 5V
= 2.5V
= GND
1
= GND
= GND
= GND
3.5
1
2
V
3.9
IN(CM)
V
2
V
REF
CC
IN(CM)
REF
CC
(V)
(V)
4.3
3
(V)
3
4.7
4
4
5.1
5
2498 G11
2498 G14
2498 G17
5.5
6
5
–0.1
–0.2
–0.3
–0.1
–0.3
–0.2
0.3
0.2
0.1
1.0
0.9
0.5
0.4
0.3
0.2
0.1
0.8
0.7
0.6
0
0
–45
–1
0
RMS Noise vs Temperature (T
Offset Error vs V
Offset Error vs V
V
V
V
V
V
V
V
T
CC
REF
IN
IN(CM)
CC
REF
IN
A
–30 –15
= 25°C
= 0V
= 0V
0
= 5V
= 5V
= 5V
= 5V
1
= GND
1
TEMPERATURE (°C)
0
2
V
V
2
IN(CM)
15
REF
LTC2498
IN(CM)
REF
(V)
30
3
(V)
3
45
V
REF
V
V
T
A
4
CC
IN
IN(CM)
= 25°C
–
= 0V
60
= 5V
4
= GND
5
= GND
A
75
2498 G18
2498 G12
2498 G15
)
2498fe
90
6
5