CDK1308BILP40 datasheet(6/14 Pages) EXAR

Part #	CDK1308BILP40

Description	Ultra Low Power, 20/40/65/80MSPS, 10-bit Analog-to-Digital Converters (ADCs)

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Manufacturer	EXAR [Exar Corporation]

Direct Link	http://www.exar.com

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6 / 14 page

Data Sheet

6/14

Rev 1B

Electrical Characteristics - CDK1308A

(AVDD = 1.8V, DVDD = 1.8V, DVDDCLK = 1.8V, OVDD = 2.5V, 20MSPS clock, 50% clock duty cycle,

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

Symbol

Parameter

Conditions

Min

Typ

Max

Units

Performance

SNR

Signal to Noise Ratio

FIN = 2MHz

61.7

dBFS

FIN = 8MHz

60

61.6

dBFS

FIN ≃ FS/2

61.6

dBFS

FIN = 20MHz

61.6

dBFS

SINAD

Signal to Noise and Distortion Ratio

FIN = 2MHz

61.7

dBFS

FIN = 8MHz

60

61.6

dBFS

FIN ≃ FS/2

60.5

dBFS

FIN = 20MHz

61.6

dBFS

SFDR

Spurious Free Dynamic Range

FIN = 2MHz

80

dBc

FIN = 8MHz

70

81

dBc

FIN ≃ FS/2

70

dBc

FIN = 20MHz

80

dBc

HD2

Second order Harmonic Distortion

FIN = 2MHz

-90

dBc

FIN = 8MHz

-80

-90

dBc

FIN ≃ FS/2

-90

dBc

FIN = 20MHz

-90

dBc

HD3

Third order Harmonic Distortion

FIN = 2MHz

-80

dBc

FIN = 8MHz

-70

-81

dBc

FIN ≃ FS/2

-70

dBc

FIN = 20MHz

-80

dBc

ENOB

Effective number of Bits

FIN = 2MHz

10.0

bits

FIN = 8MHz

9.7

9.9

bits

FIN ≃ FS/2

9.8

bits

FIN = 20MHz

9.9

bits

Power Supply

AIDD

Analog Supply Current

5.7

mA

DIDD

Digital Supply Current

Digital core supply

1.0

mA

OIDD

Output Driver Supply

2.5V output driver supply, sine wave input,

FIN = 1MHz, CLK_EXT enabled

1.7

mA

2.5V output driver supply, sine wave input,

FIN = 1MHz, CLK_EXT disabled

1.2

mA

Analog Power Dissipation

10.3

mW

Digital Power Dissipation

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

FIN = 1MHz, CLK_EXT disabled

4.8

mW

Total Power Dissipation

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

FIN = 1MHz, CLK_EXT disabled

15.1

mW

Power Down Dissipation

9.9

µW

Sleep Mode

Power Dissipation, Sleep mode

7.7

mW

Clock Inputs

Max. Conversion Rate

20

MSPS

Min. Conversion Rate

15

MSPS

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CDK1308BILP40 Datasheet(PDF) 6 Page - Exar Corporation

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