LTC2449CUHF Linear Technology, LTC2449CUHF Datasheet - Page 14

IC ADC 24BIT HI SPEED 38QFN

LTC2449CUHF

Manufacturer Part Number
LTC2449CUHF
Description
IC ADC 24BIT HI SPEED 38QFN
Manufacturer
Linear Technology
Datasheet

Specifications of LTC2449CUHF

Number Of Bits
24
Sampling Rate (per Second)
8k
Data Interface
MICROWIRE™, Serial, SPI™
Number Of Converters
1
Power Dissipation (max)
40mW
Voltage Supply Source
Single Supply
Operating Temperature
0°C ~ 70°C
Mounting Type
Surface Mount
Package / Case
38-WFQFN, Exposed Pad
Lead Free Status / RoHS Status
Contains lead / RoHS non-compliant

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LTC2444/LTC2445/
LTC2448/LTC2449
APPLICATIO S I FOR ATIO
14
Table 5. LTC2444/LTC2445/LTC2448/LTC2449 Speed/Resolution Selection
OSR3
0
0
0
0
0
0
0
0
1
1
1
0
0
0
0
0
0
0
0
1
1
1
OSR2
0
0
0
0
1
1
1
1
0
0
1
0
0
0
0
1
1
1
1
0
0
1
U
OSR1
0
0
1
1
0
0
1
1
0
0
1
0
0
1
1
0
0
1
1
0
0
1
U
OSR0
0
1
0
1
0
1
0
1
0
1
1
0
1
0
1
0
1
0
1
0
1
1
TWOX INTERNAL EXTERNAL
W
0
0
0
0
0
0
0
0
0
0
0
1
1
1
1
1
1
1
1
1
1
1
13.75Hz
6.875Hz
13.75Hz
3.52kHz
1.76kHz
7.04kHz
3.52kHz
1.76kHz
CONVERSION RATE
27.5Hz
27.5Hz
880Hz
440Hz
220Hz
110Hz
880Hz
440Hz
220Hz
110Hz
9MHz
Clock
55Hz
55Hz
U
10.24MHz LTC2444/ LTC2445/ LTC2444/ LTC2445/
15.625Hz
7.8125Hz
15.625Hz
31.25Hz
31.25Hz
62.5Hz
62.5Hz
500Hz
250Hz
125Hz
500Hz
250Hz
125Hz
Clock
4kHz
2kHz
1kHz
8kHz
4kHz
2kHz
1kHz
LTC2448 LTC2449 LTC2448 LTC2449
NOISE
720nV
530nV
350nV
280nV
720nV
530nV
350nV
280nV
4.4µV
2.8µV
1.4µV
1.1µV
4.4µV
2.8µV
1.4µV
1.1µV
23µV
23µV
RMS
2µV
2µV
Keep Previous Speed/Resolution
Keep Previous Speed/Resolution
NOISE
750nV
510nV
375nV
250nV
200nV
750nV
510nV
375nV
250nV
200nV
3.5µV
1.4µV
3.5µV
1.4µV
23µV
23µV
RMS
2µV
1µV
2µV
1µV
ENOB
20.1
20.8
21.3
21.8
22.1
22.7
23.2
23.8
24.1
20.1
20.8
21.3
21.8
22.1
22.7
23.2
23.8
24.1
17
17
ENOB
20.1
21.3
21.8
22.4
22.9
23.4
24.4
24.6
20.1
21.3
21.8
22.4
22.9
23.4
24.4
24.6
17
24
17
24
16384
32768
16384
32768
1024
2048
4096
8192
1024
2048
4096
8192
OSR
128
256
512
128
256
512
64
64
LATENCY
1 cycle
1 cycle
1 cycle
1 cycle
1 cycle
1 cycle
1 cycle
1 cycle
1 cycle
1 cycle
none
none
none
none
none
none
none
none
none
none
2444589fb

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