LT6237 datasheet(10/52 Pages) LINER

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LTC2373-16

237316fa

For more information www.linear.com/LTC2373-16

Typical perForMance characTerisTics

Differential Nonlinearity vs

Output Code

DC Histogram (Near Full-Scale)

32k Point FFT fSMPL = 1Msps,

fIN = 1kHz

32k Point FFT fSMPL = 1Msps,

fIN = 1kHz, REFBUF = 5V

SNR, SINAD vs REFBUF, fIN = 1kHz

THD, Harmonics vs REFBUF,

fIN = 1kHz

Integral Nonlinearity vs Output

Code

DC Histogram (Zero-Scale)

TA = 25°C, VDD = 5V, OVDD = 2.5V, REFIN = 2.048V,

Pseudo-Differential Unipolar Range, fSMPL = 1Msps, unless otherwise noted.

SNR, SINAD vs Input Level,

fIN = 1kHz

OUTPUT CODE

16384

32768

49152

65536

–1.0

–0.8

–0.6

–0.4

–0.2

–0.0

0.2

0.4

0.6

0.8

1.0

237316 G19

OUTPUT CODE

16384

32768

49152

65536

–0.5

–0.4

–0.3

–0.2

–0.1

–0.0

0.1

0.2

0.3

0.4

0.5

237316 G20

σ = 0.46

CODE

50000

100000

150000

200000

250000

237316 G21

σ = 0.51

CODE

65512 65513 65514 65515 65516

50000

100000

150000

200000

237316 G22

SNR = 93.6dB

THD = –110.0dB

SINAD = 93.5dB

SFDR = 114.7dB

FREQUENCY (kHz)

100

200

300

400

500

–180

–160

–140

–120

–100

–80

–60

–40

–20

237316 G23

SNR = 94.4dB

THD = –110.0dB

SINAD = 94.3dB

SFDR = 112.8dB

FREQUENCY (kHz)

100

200

300

400

500

–180

–160

–140

–120

–100

–80

–60

–40

–20

237316 G24

SNR

SINAD

REFBUF VOLTAGE (V)

2.5

3.5

4.5

237316 G25

THD

3RD

2ND

REFBUF VOLTAGE (V)

2.5

3.5

4.5

–130

–125

–120

–115

–110

–105

237316 G26

SNR

SINAD

INPUT LEVEL (dB)

–40

–30

–20

–10

237316 G27

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