LTC2202I(RevB) Ver la hoja de datos (PDF) - Linear Technology

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LTC2202I
(Rev.:RevB)

16-Bit, 25Msps/10Msps ADCs

Linear Technology 

TYPICAL PERFOR A CE CHARACTERISTICS

LTC2203: Normalized Full

Scale vs Temperature, Internal

Reference, 5 Units

1.01

LTC2203: Offset Voltage vs

Temperature, 5 Units

6

4

1.005

2

1

0

–2

0.995

–4

0.99

–40 –20 0

20 40 60 80

TEMPERATURE (°C)

22023 G37

–6

–40 –20 0

20 40 60 80

TEMPERATURE (˚C)

22023 G38

LTC2203/LTC2202

LTC2203: SFDR vs Input Common

Mode Voltage, fIN = 5MHz,

–1dBFS, PGA = 0

110

105

100

95

90

85

80

75

70

65

60

0.5 0.75 1 1.25 1.50 1.75 2

INPUT COMMON MODE VOLTAGE (V)

22023 G39

LTC2202: Integral Nonlinearity

(INL) vs Output Code

2.0

1.5

1.0

0.5

0

–0.5

–1.0

–1.5

–2.0

0

16384

32768

CODE

49152 65536

22023 G40

LTC2202: 128K Point FFT,

fIN = 5.1MHz, –1dBFS, PGA = 0

0

–10

–20

–30

–40

–50

–60

–70

–80

–90

–100

–110

–120

–130

–140

0

1

2

3

4

5

FREQUENCY (MHz)

22023 G43

LTC2202: Differential Nonlinearity

(DNL) vs Output Code

1.0

0.8

0.6

0.4

0.2

0

0.2

0.4

0.6

0.8

1.0

0

16384

32768

CODE

49152

65536

22023 G41

LTC2202: 128K Point FFT,

fIN = 5.1MHz, –10dBFS, PGA = 0

0

–10

–20

–30

–40

–50

–60

–70

–80

–90

–100

–110

–120

–130

–140

0

1

2

3

4

5

FREQUENCY (MHz)

22023 G44

LTC2202: AC Grounded Input

Histogram (256K Samples)

50000

45000

40000

35000

30000

25000

20000

15000

10000

5000

0

32793

32797 32801 32805 32809

OUTPUT CODE

22023 G42

LTC2202: 128K Point FFT,

fIN = 5.1MHz, –20dBFS, PGA = 0,

Internal Dither “Off”

0

–10

–20

–30

–40

–50

–60

–70

–80

–90

–100

–110

–120

–130

–140

0

1

2

3

4

5

FREQUENCY (MHz)

22023 G45

22032fb

11

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