©2009 CADEKA Microcircuits LLC

www.cadeka.com

10

PRELIMINARY Data Sheet

Electrical Characteristics

(AVDD = 1.8V, DVDD = 1.8V, OVDD = 1.8V, 50MSPS clock, 50% clock duty cycle, -1dBFS 8MHz input signal, 14-bit output, unless otherwise noted)

Symbol

Parameter

Conditions

Min

Typ

Max

Units

DC Accuracy

No Missing Codes

Guaranteed

Offset Error

Offset error after digital offset cancellation

1

LSB

Gain Error

-6

6

%FS

Gain Matching

Gain matching between channels. ±3sigma

value at worst case conditions.

-0.5

0.5

%FS

DNL

Differential Non-Linearity

12-bit level

±0.2

LSB

INL

Integral Non-Linearity

12-bit level

±0.6

LSB

Common Mode Voltage Output

V

Analog Input

Input Common Mode

Analog input common mode voltage

V

Full Scale Range

Differential input voltage range

2.0

Input Capacitance

Differential input capacitance

2

pF

Bandwidth

Input bandwidth

500

MHz

Power Supply

AVDD

Analog Supply Voltage

1.7

1.8

2.0

V

DVDD

Digital Supply Voltage

Digital and output driver supply voltage

1.7

1.8

2.0

V

OVDD

Digital CMOS Input Supply Voltage

1.7

1.8

3.6

V

Electrical Characteristics - CDK8307A

(AVDD = 1.8V, DVDD = 1.8V, OVDD = 1.8V, 20MSPS clock, 50% clock duty cycle, -1dBFS 8MHz input signal, 14-bit output, unless otherwise noted)

Symbol

Parameter

Conditions

Min

Typ

Max

Units

Performance

SNR

Signal to Noise Ratio

72.2

dBFS

SINAD

Signal to Noise and Distortion Ratio

71.5

dBFS

SFDR

Spurious Free Dynamic Range

82

dBc

HD2

Second order Harmonic Distortion

95

dBc

HD3

Third order Harmonic Distortion

82

dBc

ENOB

Effective number of Bits

11.6

bits

Crosstalk

Measurement taken on one channel with full

95

dBc

Power Supply

Analog supply current

47

mA

Digital supply current

Digital and output driver supply

50

mA

Analog power Dissipation

85

mW

Digital power Dissipation

90

mW

Total power Dissipation

175

mW

Power Down Dissipation

10

μW

Sleep Mode Dissipation

43

mW

Sleep Channel Mode Dissipation

Power dissipation with all chs in sleep mode

44

mW

Sleep Channel Mode Savings

Power dissipation savings per channel off

16

mW

Clock Inputs

Maximum Conversion Rate

20

MSPS

Minimum Conversion Rate

15

MSPS