LTC2446 LINER [Linear Technology], LTC2446 Datasheet - Page 13
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LTC2446
Manufacturer Part Number
LTC2446
Description
24-Bit High Speed 8-Channel ?? ADCs with Selectable Multiple Reference Inputs
Manufacturer
LINER [Linear Technology]
Datasheet
1.LTC2446.pdf
(28 pages)
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APPLICATIO S I FOR ATIO
Table 4. LTC2446/LTC2447 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
W
0
0
0
0
0
0
0
0
0
0
0
1
1
1
1
1
1
1
1
1
1
1
INTERNAL EXTERNAL
CONVERSION RATE
3.52kHz
1.76kHz
13.75Hz
6.875Hz
7.04kHz
3.52kHz
1.76kHz
13.75Hz
CLOCK
27.5Hz
27.5Hz
880Hz
440Hz
220Hz
110Hz
880Hz
440Hz
220Hz
110Hz
9MHz
55Hz
55Hz
U
10.24MHz
15.625Hz
7.8125Hz
15.625Hz
31.25Hz
31.25Hz
CLOCK
62.5Hz
62.5Hz
500Hz
250Hz
125Hz
500Hz
250Hz
125Hz
4kHz
2kHz
1kHz
8kHz
4kHz
2kHz
1kHz
LTC2446 LTC2447 LTC2446 LTC2447
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
RMS
23µV
23µV
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
LTC2446/LTC2447
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
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