CDK2307CITQ64 datasheet(9/16 Pages) CADEKA

Part #	CDK2307CITQ64

Description	Dual, 20/40/65/80MSPS, 12/13-bit Analog-to-Digital Converters

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Manufacturer	CADEKA [Cadeka Microcircuits LLC.]

Direct Link	http://www.cadeka.com

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9

Data Sheet

Electrical Characteristics - CDK2307D

(AVDD = 1.8V, DVDD = 1.8V, DVDDCLK = 1.8V, OVDD = 2.5V, 80MSPS clock, 50% clock duty cycle,

-1dBFS 8MHz input signal, 13-bit output, unless otherwise noted)

Symbol

Parameter

Conditions

Min

Typ

Max

Units

Performance

SNR

Signal to Noise Ratio

FIN = 8MHz

70.4

72

dBFS

FIN = 20MHz

71.7

dBFS

FIN = 30MHz

71.2

dBFS

FIN ≃ FS/2

70.7

dBFS

SINAD

Signal to Noise and Distortion Ratio

FIN = 8MHz

69.5

70.5

dBFS

FIN = 20MHz

70.5

dBFS

FIN = 30MHz

70.4

dBFS

FIN ≃ FS/2

70.3

dBFS

SFDR

Spurious Free Dynamic Range

FIN = 8MHz

74

77

dBc

FIN = 20MHz

78

dBc

FIN = 30MHz

78

dBc

FIN ≃ FS/2

78

dBc

HD2

Second order Harmonic Distortion

FIN = 8MHz

-80

-95

dBc

FIN = 20MHz

-90

dBc

FIN = 30MHz

-90

dBc

FIN ≃ FS/2

-85

dBc

HD3

Third order Harmonic Distortion

FIN = 8MHz

-74

-77

dBc

FIN = 20MHz

-78

dBc

FIN = 30MHz

-78

dBc

FIN ≃ FS/2

-78

dBc

ENOB

Effective number of Bits

FIN = 8MHz

11.3

11.4

bits

FIN = 20MHz

11.4

bits

FIN = 30MHz

11.4

bits

FIN ≃ FS/2

11.4

bits

XTALK

Crosstalk

Signal crosstalk between channels, FIN1 =

8MHz, FIN0 = 9.9MHz

-95.0

dB

Power Supply

AIDD

Analog Supply Current

39.7

mA

DIDD

Digital Supply Current

Digital core supply

6.0

mA

OIDD

Output Driver Supply

2.5V output driver supply, sine wave input,

FIN = 1MHz

9.4

mA

2.5V output driver supply, sine wave input,

FIN = 1MHz, CLK_EXT disabled

7.7

mA

Analog Power Dissipation

71.5

mW

Digital Power Dissipation

OVDD = 2.5V, 5pF load on output bits,

FIN = 1MHz, CLK_EXT disabled

30

mW

Total Power Dissipation

OVDD = 2.5V, 5pF load on output bits,

FIN = 1MHz, CLK_EXT disabled

101.5

mW

Power Down Dissipation

9.1

µW

Sleep Mode 1

Power Dissipation, Sleep mode one channel

66.4

mW

Sleep Mode 2

Power Dissipation, Sleep mode both channels

24.1

mW

Clock Inputs

Max. Conversion Rate

80

MSPS

Min. Conversion Rate

65

MSPS

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