LT6236 datasheet(10/50 Pages) LINER

10 / 50 page

LTC2372-16

237216f

For more information www.linear.com/LTC2372-16

Typical perForMance characTerisTics

Differential Nonlinearity vs

Output Code

DC Histogram (Near Full-Scale)

32k Point FFT fSMPL = 500ksps,

fIN = 1kHz

32k Point FFT fSMPL = 500ksps,

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 = 500ksps, 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

237216 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

231716 G20

σ = 0.46

CODE

50000

100000

150000

200000

250000

231716 G21

σ = 0.51

CODE

65512 65513 65514 65515 65516

50000

100000

150000

200000

237216 G22

SNR

SINAD

REFBUF VOLTAGE (V)

2.5

3.5

4.5

90.0

91.0

92.0

93.0

94.0

95.0

237216 G25

THD

3RD

2ND

REFBUF VOLTAGE (V)

2.5

3.5

4.5

–130.0

–125.0

–120.0

–115.0

–110.0

–105.0

237216 G26

SNR

SINAD

INPUT LEVEL (dB)

–40

–30

–20

–10

90.0

91.0

92.0

93.0

94.0

95.0

237216 G27

SNR = 93.6dB

THD = –109dB

SINAD = 93.5dB

SFDR = 111.5dB

FREQUENCY (kHz)

100

150

200

250

–180

–160

–140

–120

–100

–80

–60

–40

–20

237216 G23

SNR = 94.5dB

THD = –110.8dB

SINAD = 94.4dB

SFDR = 112.1dB

FREQUENCY (kHz)

100

150

200

250

–180

–160

–140

–120

–100

–80

–60

–40

–20

237216 G24

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