LT6236 datasheet(8/50 Pages) LINER

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LTC2372-16

237216f

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

Typical perForMance characTerisTics

SNR, SINAD vs Input Level,

fIN = 1kHz

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 (Near Zero-Scale)

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

Fully Differential Range, VCM = 2.048V, fSMPL = 500ksps, unless otherwise noted.

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 G01

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

237216 G02

σ = 0.21

CODE

–1

50000

100000

150000

200000

250000

237216 G03

σ = 0.25

CODE

32744

32745

32746

50000

100000

150000

200000

250000

237216 G04

SNR

SINAD

REFBUF VOLTAGE (V)

2.5

3.5

4.5

94.0

94.5

95.0

95.5

96.0

96.5

97.0

237216 G07

THD

3RD

2ND

REFBUF VOLTAGE (V)

2.5

3.5

4.5

–135.0

–130.0

–125.0

–120.0

–115.0

–110.0

–105.0

237216 G08

SNR

SINAD

INPUT LEVEL (dB)

–40

–30

–20

–10

94.0

94.5

95.0

95.5

96.0

96.5

97.0

237216 G09

SNR = 96.1dB

THD = –114.4dB

SINAD = 96dB

SFDR = 116.9dB

FREQUENCY (kHz)

100

150

200

250

–180

–160

–140

–120

–100

–80

–60

–40

–20

237216 G05

SNR = 96.4dB

THD = –111.3dB

SINAD = 96.2dB

SFDR = 112.3dB

FREQUENCY (kHz)

100

150

200

250

–180

–160

–140

–120

–100

–80

–60

–40

–20

237216 G06

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