REV. 0

–2–

AD9804–SPECIFICATIONS

ANALOG SPECIFICATIONS

Parameter

Min

Typ

Max

Unit

TEMPERATURE RANGE

Operating

–20

+85

°C

Storage

–65

+150

°C

POWER SUPPLY VOLTAGE

Analog, Digital, Digital Driver

2.8

3.0

3.6

V

POWER CONSUMPTION

85

mW

MAXIMUM CLOCK RATE

18

MHz

CORRELATED DOUBLE SAMPLER (CDS)

Allowable CCD Reset Transient

1

500

mV

Max Input Range before Saturation

1

1.0

V p-p

Max CCD Black Pixel Amplitude

1

100

mV

VARIABLE GAIN AMPLIFIER (VGA)

Gain Control Resolution

1024

Steps

Gain Range (VGA Gain Curve Shown in Figure 5)

Min Gain (Code 95)

468dB

Max Gain (Code 1023)

38

40

42

dB

BLACK LEVEL CLAMP

Clamp Level (At ADC Output)

32

LSB

A/D CONVERTER

Resolution

10

Bits

No Missing Codes

10

Bits Guaranteed

Full-Scale Input Voltage

2.0

V

VOLTAGE REFERENCE

Reference Top Voltage (VRT)

2.0

V

Reference Bottom Voltage (VRB)

1.0

V

NOTES

1V MAX

INPUT

SIGNAL RANGE

100mV MAX

OPTICAL

BLACK PIXEL

500mV TYP

RESET

TRANSIENT

Specifications subject to change without notice.

DIGITAL SPECIFICATIONS

Parameter

Symbol

Min

Typ

Max

Unit

LOGIC INPUTS

High Level Input Voltage

2.1

V

Low Level Input Voltage

0.6

V

High Level Input Current

10

µA

Low Level Input Current

10

µA

Input Capacitance

10

pF

LOGIC OUTPUTS

High Level Output Voltage

2.1

V

Low Level Output Voltage

0.6

V

High Level Output Current

50

µA

Low Level Output Current

50

µA

Specifications subject to change without notice.