6-Bit Quadrature Digitizer

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3

ELECTRICAL CHARACTERISTICS (continued)

LSB = 24mV, either channel

CONDITIONS

pF

5

Master Clock Input Capacitance

k

Ω

2

Master Clock Input Resistance

dBm

010

Master Clock Input Dynamic Range

µA

50

Data Clock Output Sink Current

µA

400

Data Clock Output Source Current (Note 3)

V

0.5

Data Clock Output Low

V

2.2

Data Clock Output High (Note 3)

µA

50

Data Output Sink Current

µA

400

Data Output Source Current (Note 3)

V

0.5

Data Output Low

V

2.2

Data Output High (Note 3)

V

1.5

Power Detect Output Minimum

V

1.18

1.25

Buffered Reference Voltage

(Zero Temperature Coefficient)

LSB

1.0

INL

ADC Integral Nonlinearity

LSB

1.0

DNL

ADC Differential Nonlinearity

LSB

0.5

ADC Input Offset

V

3.75

Power Detect Output Maximum

mV

21

25

LSB

ADC LSB Size

UNITS

MIN

TYP

MAX

SYMBOL

PARAMETER

V

Buffered Reference Voltage

(Proportional to Absolute Temperature)

µA

400

Reference Clock Output Source Current

(Note 3)

V

0.5

Reference Clock Output Low

V

2.2

Reference Clock Output High (Note 3)

µA

50

Reference Clock Output Sink Current

Channel to channel

dB

0.4

ADC Amplitude Response Match

AGC set to maximum gain

dB

63

RF Signal Path DC Gain

Entire signal path, DC,

dB

0.5

Composite I/Q Gain Mismatch

Digital Input High Threshold (Note 5)

2.0

V

Digital Input Low Threshold (Note 5)

0.8

V

Digital Input Current High (Note 5)

-150

-500

µA

Digital Input Current Low (Note 5)

-400

-790

µA

FLTRSEL Input Current High

µA

FLTRSEL Input Current Low

µA

mV/°C

4.5

(Note 2)

1.0

1.3

0.9

1.5

1.9

2.1

Buffered Reference Voltage

(2 x VREF)

V