LTC2498IUHF#PBF Linear Technology, LTC2498IUHF#PBF Datasheet - Page 7

• Manufacturer Part Number: LTC2498IUHF#PBF
• Description: IC ADC 24BIT 16CH 38-QFN
• Manufacturer: Linear Technology

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

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