ADS62P49 datasheet(38/76 Pages) TI | Dual Channel 14-/12-Bit, 250-/210-MSPS ADC With DDR LVDS and Parallel CMOS Outputs

Part #	ADS62P49

Description	Dual Channel 14-/12-Bit, 250-/210-MSPS ADC With DDR LVDS and Parallel CMOS Outputs

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Manufacturer	TI [Texas Instruments]

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TA − Free-Air Temperature − °C

71.00

71.25

71.50

71.75

72.00

72.25

72.50

−40

−20

0

20

40

60

80

G013

DRVDD = 1.8 V

fIN = 60 MHz

AVDD = 3.6 V

AVDD = 3.5 V

AVDD = 3.2 V

AVDD = 3.3 V

AVDD = 3.4 V

AVDD = 3.15 V

70

71

72

73

74

75

76

77

78

DRVDD − Supply Voltage − V

G014

SNR

SFDR

AVDD = 3.3 V

fIN = 60 MHz

78

79

80

81

82

83

84

85

86

1.70

1.74

1.78

1.82

1.86

1.90

70

71

72

73

74

75

76

77

78

Input Clock Amplitude − VPP

G015

74

76

78

80

82

84

86

88

90

0.0

0.5

1.0

1.5

2.0

2.5

SNR

SFDR

fIN = 60 MHz

70

71

72

73

74

75

76

77

78

Input Clock Duty Cycle − %

G016

SNR

SFDR

fIN = 20 MHz

76

78

80

82

84

86

88

90

92

30

35

40

45

50

55

60

65

70

72

74

76

78

80

VVCM − VCM Voltage − V

G017

76

78

80

82

84

86

1.30

1.35

1.40

1.45

1.50

1.55

1.60

1.65

1.70

fIN = 60 MHz

External Reference Mode

SNR

SFDR

ADS62P49 / ADS62P29

ADS62P48 / ADS62P28

SLAS635A – APRIL 2009 – REVISED JUNE 2009............................................................................................................................................................. www.ti.com

TYPICAL CHARACTERISTICS – ADS62P49 (continued)

All plots are at 25°C, AVDD = 3.3 V, DRVDD = 1.8 V, maximum rated sampling frequency, sine wave input clock. 1.5 VPP

differential clock amplitude, 50% clock duty cycle, –1 dBFS differential analog input, internal reference mode, 0 dB gain,

LVDS output interface, 32K point FFT (unless otherwise noted)

SNR vs AVDD SUPPLY VOLTAGE

PERFORMANCE vs DRVDD SUPPLY VOLTAGE

Figure 27.

Figure 28.

PERFORMANCE vs INPUT CLOCK AMPLITUDE

PERFORMANCE vs INPUT CLOCK DUTY CYCLE

Figure 29.

Figure 30.

PERFORMANCE IN EXTERNAL REFERENCE MODE

Figure 31.

38

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Product Folder Link(s): ADS62P49 / ADS62P29 ADS62P48 / ADS62P28

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