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Typical operating characteristics – Rainbow Electronics MAX1213 User Manual

Page 5

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MAX1213

1.8V, 12-Bit, 170Msps ADC for

Broadband Applications

_______________________________________________________________________________________

5

FFT PLOT

(16,384-POINT DATA RECORD)

MAX1213 toc01

ANALOG INPUT FREQUENCY (MHz)

AMPLITUDE (dB)

-100

-90

-80

-70

-60

-50

-40

-30

-20

-10

0

-110

70

60

40

50

20

30

10

0

80

2

f

IN

= 13.0015039MHz

f

SAMPLE

= 170.005299MHz

A

IN

= -1.073dBFS

SNR = 66.6dB
SINAD = 66.5dB
SFDR = 84.5dBc
HD2 = -89.5dBc
HD3 = -84.5dBc

5

3

7

6

4

FFT PLOT

(16,384-POINT DATA RECORD)

MAX1213 toc02

ANALOG INPUT FREQUENCY (MHz)

AMPLITUDE (dB)

-100

-90

-80

-70

-60

-50

-40

-30

-20

-10

0

-110

70

60

40

50

20

30

10

0

80

f

IN

= 65.1112825MHz

f

SAMPLE

= 170.005299MHz

A

IN

= -1.099dBFS

SNR = 66.3dB
SINAD = 66.2dB
SFDR = 74.8dBc
HD2 = -82.4dBc
HD3 = -75.6dBc

6

5

7

4

3

2

FFT PLOT

(16,384-POINT DATA RECORD)

MAX1213 toc03

ANALOG INPUT FREQUENCY (MHz)

AMPLITUDE (dB)

-100

-90

-80

-70

-60

-50

-40

-30

-20

-10

0

-110

70

60

40

50

20

30

10

0

80

f

IN

= 190.0004293MHz

f

SAMPLE

= 170.005299MHz

A

IN

= -1.092dBFS

SNR = 65dB
SINAD = 64.1dB
SFDR = 73.3dBc
HD2 = -78.2dBc
HD3 = -73.3dBc

6

3

4

5

7

2

FFT PLOT

(16,384-POINT DATA RECORD)

MAX1213 toc04

ANALOG INPUT FREQUENCY (MHz)

AMPLITUDE (dB)

-100

-90

-80

-70

-60

-50

-40

-30

-20

-10

0

-110

70

60

40

50

20

30

10

0

80

2

f

IN

= 249.9131855MHz

f

SAMPLE

= 170.005299MHz

A

IN

= -1.051dBFS

SNR = 64.4dB
SINAD = 63.3dB
SFDR = 71dBc
HD2 = -90.4dBc
HD3 = -71dBc

4

5

3

6

7

TWO-TONE IMD PLOT

(16,384-POINT DATA RECORD)

MAX1213 toc05

ANALOG INPUT FREQUENCY (MHz)

AMPLITUDE (dB)

-100

-90

-80

-70

-60

-50

-40

-30

-20

-10

0

-110

70

60

40

50

20

30

10

0

80

f

IN2

2f

IN1

- f

IN2

2f

IN2

- f

IN1

f

IN1

f

IN1

= 29.5205735MHz

f

IN2

= 30.5166983MHz

f

SAMPLE

= 170.005299MHz

A

IN1

= A

IN2

= -7dBFS

IMD = -81.8dBc

TWO-TONE IMD PLOT

(16,384-POINT DATA RECORD)

MAX1213 toc06

ANALOG INPUT FREQUENCY (MHz)

AMPLITUDE (dB)

-100

-90

-80

-70

-60

-50

-40

-30

-20

-10

0

-110

70

60

40

50

20

30

10

0

80

f

IN2

2f

IN1

- f

IN2

2f

IN2

- f

IN1

f

IN1

f

IN1

= 200.0031825MHz

f

IN2

= 201.0200599MHz

f

SAMPLE

= 170.005299MHz

A

IN1

= A

IN2

= -7dBFS

IMD = -65.5dBc

SNR/SINAD vs. ANALOG INPUT FREQUENCY

(f

SAMPLE

= 170.0053MHz, A

IN

= -1dBFS)

MAX1213 toc07

ANALOG INPUT FREQUENCY (MHz)

SNR/SINAD (dB)

200

150

100

50

58

61

64

67

70

55

0

250

SNR

SINAD

SFDR vs. ANALOG INPUT FREQUENCY

(f

SAMPLE

= 170.0053MHz, A

IN

= -1dBFS)

MAX1213 toc08

ANALOG INPUT FREQUENCY (MHz)

SFDR (dBc)

200

150

100

50

45

50

55

60

65

70

75

80

85

90

40

0

250

HD2/HD3 vs. ANALOG INPUT FREQUENCY

(f

SAMPLE

= 170.0053MHz, A

IN

= -1dBFS)

MAX1213 toc09

ANALOG INPUT FREQUENCY (MHz)

HD2/HD3 (dBc)

200

150

50

100

-95

-90

-85

-80

-70

-75

-65

-60

-100

0

250

HD3

HD2

Typical Operating Characteristics

(AV

CC

= OV

CC

= 1.8V, AGND = OGND = 0, f

SAMPLE

= 170MHz, A

IN

= -1dBFS; see each TOC for detailed information on test condi-

tions, differential input drive, differential sine-wave clock input drive, 0.1µF capacitor on REFIO, internal reference, digital output pins
differential R

L

= 100Ω, T

A

= +25°C.)