LT6201 datasheet(6/22 Pages) LINER

6 / 22 page

LTC2385-18

238518f

For more information www.linear.com/LTC2385-18

TYPICAL PERFORMANCE CHARACTERISTICS

32k Point FFT fSMPL = 5Msps,

fIN = 2kHz

32k Point FFT fSMPL = 5Msps,

fIN = 100kHz

32k Point FFT fSMPL = 5Msps,

fIN = 1MHz

SNR, SINAD vs Input Frequency

THD vs Input Frequency

and Amplitude

Integral Nonlinearity vs

Output Code (LSB)

Differential Nonlinearity vs

Output Code

DC Histogram

TA = 25°C, VDD = 5V, VDDL = 2.5V, OVDD = 2.5V,

REFIN = 2.048V, fSMPL = 5Msps, unless otherwise noted.

Integral Nonlinearity

vs Output Code (ppm)

OUTPUT CODE

65536

131072

196608

262144

–2.0

–1.5

–1.0

–0.5

0.5

1.0

1.5

2.0

238518 G01a

OUTPUT CODE

65536

131072

196608

262144

–6.0

–4.5

–3.0

–1.5

1.5

3.0

4.5

6.0

238518 G01b

OUTPUT CODE

65536

131072

196608

262144

–1.0

–0.8

–0.6

–0.4

–0.2

0.2

0.4

0.6

0.8

1.0

238518 G02

σ = 1.4

OUTPUT CODE

N–6

N–4

N–2

N+2

N+4

N+6

10000

20000

30000

40000

50000

60000

70000

80000

238518 G03

SNR = 96.2dB

THD = –117dB

SINAD = 96.1dB

SFDR = 119dB

FREQUENCY (MHz)

0.5

1.5

2.5

–160

–140

–120

–100

–80

–60

–40

–20

238518 G04

SNR = 96.2dB

THD = –115dB

SINAD = 96.0dB

SFDR = 117dB

FREQUENCY (MHz)

0.5

1.5

2.5

–160

–140

–120

–100

–80

–60

–40

–20

238518 G05

SNR = 95.6dB

THD = –100dB

SINAD = 94.6dB

SFDR = 101dB

FREQUENCY (MHz)

0.5

1.5

2.5

–160

–140

–120

–100

–80

–60

–40

–20

238518 G06

SNR

SINAD

FREQUENCY (MHz)

0.01

0.1

238518 G08

–1dBFS

–3dBFS

–6dBFS

–10dBFS

FREQUENCY (MHz)

0.01

0.1

–140

–130

–120

–110

–100

–90

–80

–70

238518 G09

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