AD9948KCPZ データシートの表示（PDF） - Analog Devices

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AD9948KCPZ

10-Bit CCD Signal Processor with Precision Timing™ Core

Analog Devices 

AD9948

ANALOG SPECIFICATIONS (TMIN to TMAX, AVDD = DVDD = 3.0 V, fCLI = 25 MHz, Typical Timing Specifications,

unless otherwise noted.)

Parameter

Min

CDS

Gain

Allowable CCD Reset Transient*

Max Input Range before Saturation*

1.0

Max CCD Black Pixel Amplitude*

PIXEL GAIN AMPLIFIER (PxGA)

Gain Control Resolution

Gain Monotonicity

Min Gain

Max Gain

VARIABLE GAIN AMPLIFIER (VGA)

Max Input Range

1.0

Max Output Range

2.0

Gain Control Resolution

Gain Monotonicity

Gain Range

Min Gain (VGA Code 0)

Max Gain (VGA Code 1023)

BLACK LEVEL CLAMP

Clamp Level Resolution

Clamp Level

Min Clamp Level (0)

Max Clamp Level (255)

A/D CONVERTER

Resolution

10

Differential Nonlinearity (DNL)

–1.0

No Missing Codes

Full-Scale Input Voltage

VOLTAGE REFERENCE

Reference Top Voltage (REFT)

Reference Bottom Voltage (REFB)

SYSTEM PERFORMANCE

VGA Gain Accuracy

Min Gain (Code 0)

5.0

Max Gain (Code 1023)

40.5

Peak Nonlinearity, 500 mV Input Signal

Total Output Noise

Power Supply Rejection (PSR)

*Input signal characteristics defined as follows:

Typ

Max Unit

Notes

0

dB

500

mV

V p-p

± 50

mV

256

Steps

0

dB

18

dB

1024

Guaranteed

6

42

V p-p

V p-p

Steps

dB

dB

256

0

63.75

Steps

LSB

LSB

Measured at ADC output

Bits

± 0.5

+1.0 LSB

Guaranteed

2.0

V

2.0

V

1.0

V

Specifications include entire

signal chain

5.5

6.0

dB

41.5

42.5 dB

0.2

%

12 dB gain applied

0.25

LSB rms AC grounded input, 6 dB

gain applied

50

dB

Measured with step change

on supply

500mV TYP

RESET TRANSIENT

50mV MAX

OPTICAL BLACK PIXEL

1V MAX

INPUT SIGNAL RANGE

Specifications subject to change without notice.

REV. 0

–3–

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